Zuma 125

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

Dr. Pulley makes some of the best performing variators, clutches, and roller weights in the world.  This variator will maximize your your stock s...

POLINI VARIATOR YAMAHA Zuma 125cc  The Variator is a small, but very important tuning part in the scooter - the heart of each automatic scooter mot...

Roller Weight Tuning Kit This is probably the best way to go about tuning your CVT transmission!Included in this tuning kit are 12 sets of 3 roller...

20x12 Rollers for the 2009 to 2020 zuma 125. Included are 8 rollers to completely fill the variator (yes, only 6 are pictured)  Choose which weight...

OEM Fan for Variator (Check the splines!)  

Get yourself some fancy 12mm axle nuts! These can be used on several different bikes, in several areas. Use them on axle nuts, or cvt parts! M12x1....

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

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...

OEM Zuma 125 2009-2021 variator guide slider. I recommend replacing these when you replace the rollers.  Sold in a pack of three to fully service o...