Quick view Details NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS MSRP: Now: $71.95 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $57.50 Add to Cart Compare Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS MSRP: Now: $71.95 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $57.50 Add to Cart Compare Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS MSRP: Now: $63.95 Add to Cart Compare Quick view Details POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS MSRP: Now: $71.95 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $57.50 Add to Cart Compare Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS MSRP: Now: $71.95 Add to Cart Compare Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $57.50 Add to Cart Compare Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER MSRP: Now: $57.50 Add to Cart Compare Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES MSRP: Now: $32.95 Out of stock Compare Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS MSRP: Now: $32.00 Out of stock Compare Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
SALE Quick view Details SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare
Quick view Details NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS MSRP: Now: $16.95 Choose Options Compare Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT MSRP: Now: $389.95 Add to Cart Compare Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view Details SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET MSRP: Now: $129.95 Add to Cart Compare Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view NCY | sku: 1200-1270 NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (18*46) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES IS FINALLY HERE! THIS KIT IS MADE... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view NCY | sku: 1200-1271 NCY PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY HIGH PERFORMANCE GEAR SET (17*41) FOR CHINESE SCOOTERS WITH 50CC QMB139 MOTORS NUMBER OF SPLINES: 19 INNER DIAMETER (SPLINES PEAK TO PEAK): 18MM THICKNESS: 15.5MM RATIO 2.41NCY QMB139 UPGEAR KIT FOR YOUR 50CC 4-STROKES... MSRP: Now: $63.95 Add to Cart Compare Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view NCY | sku: 1200-1269 NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS NCY PERFORMANCE GEAR SET (16*42) FOR CHINESE SCOOTERS WITH 50cc qmb139 MOTORS CHANGE THE GEAR RATIO ON YOU MOTOR FOR MORE PERFORMANCE GEAR SET 16*42 FOR 139QMB 49/50CC 4-STROKE ENGINES. THE FINAL DRIVE RATIO IS THE LAST BIT OF... MSRP: Now: $63.95 Add to Cart Compare Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view POLINI | sku: 146-59 POLINI 107mm SPEED CLUTCH FOR 50cc QMB139 SCOOTERS POLINI SPEED CLUTCH IN 107MM FOR 2 STROKE AND 4 STROKE 50CC ENGINES. POLINI'S SPEED CLUTCHES FEATURES LIGHTWEIGHT REINFORCED CLUTCH BLOCKS AND FIBER REINFORCED SHOES FOR LONG LIFE, GOOD GRIP AND SUPERIOR HEAT RESISTANCE. GREAT FOR USE ON STOCK... MSRP: Now: $71.95 Add to Cart Compare Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view NARAKU | sku: 137-80 NARAKU PERFORMANCE 50cc QMB139 & PIAGGIO TORQUE SPRING BASE FOR SCOOTER Eliminate Spring Bind: Naraku Ball-Bearing Torque Spring Base Optimize your CVT's shifting consistency with the Naraku Performance Torque Spring Base. This precision-engineered upgrade replaces the static factory spring seat with a high-performance... MSRP: Now: $57.50 Add to Cart Compare Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view SSP-G | sku: 169-484 PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES PERFORMANCE LIGHT CLUTCH BELL WITH COOLING FINS FOR MINARELLI STYLE 50CC 2-STROKE ENGINES CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 125mm NUMBER OF SPLINES: 16 SPLINED INNER DIAMETER (PEAK TO PEAK): 10... MSRP: Now: $32.95 Out of stock Compare Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view POLINI | sku: 146-46 POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 & 6 GRAM WEIGHTS POLINI 16X13 ROLLER WEIGHT TUNING KIT IN 4.5, 5, 5.5 AND 6 GRAM WEIGHTS. FOR USE WITH HONDA RUCKUS 50, METROPOLITAN, 94-01 ELITE 50, KYMCO ZX50 AND AGILITY 50, SYM DD50, CHINESE QMB139 50CC ENGINES AND MORE. PLEASE NOTE: THESE... MSRP: Now: $32.00 Out of stock Compare Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view SSP-G | sku: 169-444 SSP-G QMB139 50cc - 100cc ADJUSTABLE RACING CLUTCH HIGH PERFORMANCE ADJUSTABLE RACING CLUTCH FOR 50CC ENGINES. SPRING LOADS CAN BE ADJUSTED BY USING THE LOCK-IN POSITIONS. UNDER THE CLUTCH SHOES SCREWS ARE ATTACHED TO FUNCTION AS ADJUSTABLE INERTIA WEIGHTS.APPLICATIONS INCLUDE: CHINESE... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
SALE Quick view SSP-G | sku: 169-197 50cc SSP-G PERFORMANCE SUPER TRANSMISSION KIT QMB139 50cc MOTORS *OLD VERSION* SSP-G AFTER-MARKET PERFORMANCEGY 6 50 TRANSMISSION KIT FOR QMB139 ENGINES. 1500 RPM SPRING SPRING INNER DIAMETER: 49mm SPRING HEIGHT: 107mm ROLLER WEIGHT SIZE: 16X13mm (8G) VARIATOR OUTER DIAMETER: 87mm CLUTCH DRUM NUMBER OF SPLINES:... MSRP: $199.95 Was: $199.99 Now: $175.00 Add to Cart Compare
Quick view NCY | sku: 1200-1051 NCY (16x13) ROUND ROLLER WEIGHTS FOR 50cc - 100cc QMB139 MOTORS NCY 16x13 ROUND ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVEABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE... MSRP: Now: $16.95 Choose Options Compare Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected × OK
Quick view GY6 STORE | sku: PKGY650-1 NCY GY6 50cc 80cc 100cc STAGE 1 PERFORMANCE KIT NCY GY6 50cc STAGE 1 PERFORMANCE KIT With an abundance of GY6 50's on the market, a need for bolt on extra power is now available through GY6 Store. Thanks to the great products from NCY, this kit includes a stainless NCY exhaust and ... MSRP: Now: $389.95 Add to Cart Compare Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected
Quick view SSP-G | sku: 169-171 SSP-G QMB139 50cc - 100cc ADJUSTABLE CLUTCH SET HIGH PERFORMANCE ADJUSTABLE CLUTCH SET WITH A VENTILATED CLUTCH BELL FOR QMB139 50cc, 4-STROKE ENGINES. CLUTCH BELL INNER DIAMETER: 107mm CLUTCH BELL OUTER DIAMETER: 115mm CLUTCH INNER DIAMETER: 12mm USES 6901 RS BEARING NUMBER OF... MSRP: Now: $129.95 Add to Cart Compare Previous 1 2 3 Next Previous 1 2 3 Next Compare Selected
