Clutches

Compression springs do a couple of things. First they supply the pressure to engage the belt. They also determine the rate at which the CVT transmi...

Ball bearing spring seats prevent torsion (twisting) on the contra spring, allowing for a longer life for your spring, pulleys, belt, and other tra...

NCY  Transmission Kit Zuma 125cc This Super Trans Kit is one of the best dollar-for-dollar bolt-ons to improve your bike! Quicker accelleration, h...

NCY Complete High quality transmission set for Zuma 125 '22+ *This may ship directly from our supplier Need the secondary spring seat?  Click here

Polini Final Drive Gear Set 13 x 44 This is an easy install, however, we would recommend  replacing the bearing at this time and make installation...

S23 Racing 1500RPM contra spring, designed specifically to be identical to the Italian springs, for less money! Fits yamaha zuma, jog, vino, sr50, ...

High quality complete clutch kit for the YSR50. Includes two friction plates, one steel plate, and all four clutch springs.  Q : How do you get the...

Upgraded S23 clutch springs for your 1989-2011 Yamaha Zuma, Yamaha Jog, Yamaha vino, and other 50cc minarelli model scooters.  These Orange springs...

These are currently on backorder from our supplier with no ETA on availability. Please reach out to us and we can help you build a similar kit util...

17mm Clutch Nut    

38mm Clutch Nut that holds Clutch shoes to axle (41mm = 1 1/2") Same as the 41mm clutch nut but less expensive - no compromise in quality (it is a ...

41mm Clutch Nut that holds Clutch shoes to axle (41mm = 1 5/8")