Zuma 125

Performance 3 shoe clutch from NCYPerformance clutch from NCY. With high friction pads, this is a great upgrade for a stock or performance machine....

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

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...

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...

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...