Description
Dr. Pulley HiT Clutch (22spline, 107mm) GY6 50cc (139QMB) for Kymco. The variator and its roller weights control how your scooter's automatic transmission shifts, which sets acceleration and top speed. Built to fit GY6, GY6 50cc (139QMB), Kymco. Shop more GY6 50cc Scooter Parts (139QMB) and Scooter Variators & Roller Weights.
Worn, flat-spotted rollers cause sluggish take-off and a lower top speed. Lighter rollers improve acceleration, heavier rollers raise cruising speed; match the roller diameter x width (for example 16x13mm) to your variator.
Product details
Dr. Pulley high performance HiT clutch for 50cc 139QMB engines.
Get quicker, harder launches and positive engagement with these HiT Clutches. They have everything you could want out of a performance clutch, from fantastic machining and craftsmanship to great feel and response.
Specifications:
- Inner Diameter (bell): 107mm
- Overall Height (bell): 34mm
- Number of Splines (clutch bell): 22
- 60 Degree Pillow Springs
- Includes Assortment of Pillow Springs and Clutch Springs for fine tuning
Compatibility:
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
About Dr. Pulley: Dr. Pulley is the world's leading authority for aftermarket performance CVT parts for all popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, and GY6 / QMB powered scooters. Made in Taiwan with strict quality standards since 1987, Dr. Pulley is ISO 9001 certified.
Specifications
- Fits: GY6, GY6 50cc (139QMB), Kymco
- Part type: Variators & Roller Weights
- Measurement: 107mm
- Engine size: 50cc
- Condition: New
Fitment check
Compare this part with your original before ordering: match the size, connector or part number, and the position on your scooter. Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm.
Shop more: GY6 50cc Scooter Parts (139QMB) · Scooter Variators & Roller Weights · GY6 Scooter Parts · Scooter Parts
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