Universal Parts QMB139 Adjustable Sheave

DESCRIPTION: This RDLN Adjustable Sheave Clutch Pulley gives you more power off the line and more gradual engagement gives your 139QMB transmission more power at top speed. Original Parts For Scooters SKU 151-276Specifications:

Clutch Seat Outer Diameter: 118mm

Pulley Needle Bearing: HK172518RS
Inner Diameter of Bearing in Rear Torque Driver Pulley: 12mm (6901RS)
Six grooves: 3 straight for quicker takeoff, 3 bent for higher top speeds
Compatibility: This product fits 50 – 100cc 139QMB GY6 engines and those with the following codes:139QMB-based 50cc / 80cc engines with the following engine codes:

139QMA
139QMB
1P39QMB
1P39QMA-2

YN139QMB
JJ1P39QMB
139FMA-2
BD1P39QMB

BN139QMB
147QMD
Other QMA models
Other QMB models

Don’t see your engine listed? If the engine code includes “QM” or “FM”, this product is compatible with your vehicle.About RDLN: RDLN is a premier line of aftermarket performance upgrade systems and components for scooters.  RDLN products are engineered to significantly improve the function, performance, and reliability of your vehicle with the ultimate goal being an optimal balance of price, power, and performance. RDLN’s extensive field-testing network ensures each product exceeds customer requirements and expectations every time.  RDLN delivers full-throttle performance at uncompromised quality.This product is intended for off-road use only.This product is not intended for use on public roads or land.This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.*Performance upgrades are considered racing parts and are not covered by warranty.

SPECIFICATIONS: Specifications:

Clutch Seat Outer Diameter: 118mm

Pulley Needle Bearing: HK172518RS
Inner Diameter of Bearing in Rear Torque Driver Pulley: 12mm (6901RS)
Six grooves: 3 straight for quicker takeoff, 3 bent for higher top speeds

COMPATIBILITY: Compatibility: This product fits 50 – 100cc 139QMB GY6 engines and those with the following codes:139QMB-based 50cc / 80cc engines with the following engine codes:

139QMA
139QMB
1P39QMB
1P39QMA-2

YN139QMB
JJ1P39QMB
139FMA-2
BD1P39QMB

BN139QMB
147QMD
Other QMA models
Other QMB models

Don’t see your engine listed? If the engine code includes “QM” or “FM”, this product is compatible with your vehicle.About RDLN: RDLN is a premier line of aftermarket performance upgrade systems and components for scooters.  RDLN products are engineered to significantly improve the function, performance, and reliability of your vehicle with the ultimate goal being an optimal balance of price, power, and performance. RDLN’s extensive field-testing network ensures each product exceeds customer requirements and expectations every time.  RDLN delivers full-throttle performance at uncompromised quality.This product is intended for off-road use only.This product is not intended for use on public roads or land.This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.*Performance upgrades are considered racing parts and are not covered by warranty.

139QMB ENGINES: 139QMB-based 50cc / 80cc engines with the following engine codes:

139QMA
139QMB
1P39QMB
1P39QMA-2

YN139QMB
JJ1P39QMB
139FMA-2
BD1P39QMB

BN139QMB
147QMD
Other QMA models
Other QMB models

Don’t see your engine listed? If the engine code includes “QM” or “FM”, this product is compatible with your vehicle.About RDLN: RDLN is a premier line of aftermarket performance upgrade systems and components for scooters.  RDLN products are engineered to significantly improve the function, performance, and reliability of your vehicle with the ultimate goal being an optimal balance of price, power, and performance. RDLN’s extensive field-testing network ensures each product exceeds customer requirements and expectations every time.  RDLN delivers full-throttle performance at uncompromised quality.This product is intended for off-road use only.This product is not intended for use on public roads or land.This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.*Performance upgrades are considered racing parts and are not covered by warranty.

MODEL FITMENTS: Brands: Amstar, Amigo, Ascend, Baotian, Bashan, Blade, Boom, Chicago Scooter Company, Dongfang, Roketa, Baotian, Bashan, BMS, Cool Sports, E Ton, Fly Wing, Eagle, Fly, Italica, Riya, Ice Bear, Jackel, Jet Moto, JCL, Taotao, Peace, JM Star, Jonway, Kazuma, Keeway, KMD, Kymco, Lance, Lifan, Linhai, Loncin, Longbo, Fuxin, Jiajue, Tao Tao, Tao Motors, Trailmaster, Maxtrade, Meitien, Motofino, Motorino, NST, Panterra, Panther, Qlink, Yiben, Red Streak, Redcat, Roketa, Schwinn, Strada, SYM, Tank, Terminator ,Tomberlin, TNG, United Motors, Vento, Vitacci, Wildfire, Wolf, X-Treme, X-Pro, Yongfu, ZNEN, Zhongneng , Zhilong, Geely, Wangye, ZH and more Manufactured by: Taizhou Zhongneng Motorcycle Co.; Jiangsu Zhongneng Motorcycle Co.; Jiangsu Meijunte Technology Co.; Taizhou Qianxin Vehicle Co.; Ningbo Dongfang Lingyun Vehicle Made Co.; Taizhou Zhilong Technology Co.; Zhejiang Jiajue Motorcycle Manufacturing Co.; Zhejiang Gelly Ming Industrial Co.; Taizhou City Senglong Motorcycle Manufacture Co.; Jiangsu Sacin Motorcycle Co.; Jiangsu Linhai Power Machinery Group Co.; Zheijiang TaoTao Vehicles Co.; Zhejiang Senling Motorcycle Co.; Sanmen County Yongfu Machine Co; Taizhou Jiaojiang Zhiwei Motorcycle Manufacture Co.; Huzhou Daixi Zhenhua Technology Trade Co.; Taizhou Zhongneng Motorcycle Co.; Zhejiang Riya Motorcycle Co.; Ningbo Longjia Motorcycle Co.; Taizhou Zhongneng Motorcycle Co.; and more