Transmission

 NCY Transmission Kit Zuma 50cc '02-'11 (new clutch and variator!!!) This Super Trans Kit is one of the best dollar-for-dollar bolt-ons to improve ...

NCY Torque Spring Torque springs do a couple of things. First they supply the pressure to engage the belt. They also determine the rate at which th...

Get better acceleration by upgrading your clutch springs! RPM NCY clutch springs, set of 3. Clutch springs help determine the RPM that the clu...

NCY 3 shoe Light Weight Clutch 107MM Lightened clutch from NCY. With extra lightweight pillows and high friction pads, this is a great upgrade for ...

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...

17mm Clutch Nut    

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

NCY Torque Spring Torque springs do a couple of things. First they supply the pressure to engage the belt. They also determine the rate at which th...

Ready to make your Yamaha Zuma 50 a screamer? This is the Stage 1 performance kit that will take your Zuma performance up a serious notch. Save $$...

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...

Gasket for the left big side cover We have all the Genuine Yamaha Gaskets stocked. If you don't see please contact us! 

currently on back order from our vendor  Performance 3 shoe clutch from NCYPerformance clutch from NCY. With high friction pads, this is a great up...

New S23 Replacement Clutch Cable - Perfect OEM fit YSR50 and YSR80  

This NCY adjustable secondary sliding sheave has two sets of ramp angles, one steeper than the other. These allow you to adjust how quickly the pul...

Super Light Weight Clutch Bell for NCY Clutches NCY Racing Clutch Bell(Teflon Coated, Star); Zuma 50  Lightweight! '08-'11 or NCY Clutch 107mm  

125 Clutch Springs "One of the fundamental upgrades you can make to your scooter is swapping out the clutch springs for ones that will give you mor...

This is a very cool spring seat with roller bearings! Super Smooth! (If you have an '08-'11 you will need the NCY Rear Pulley Assembly )

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...

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 ...