This replacement variator kit is designed for scooters equipped with a GY6 50cc 139QMB or 139QMA engine. It provides an ideal solution for replacing a worn variator and restoring smooth...
The Motoforce Racing variator for GY6 50cc 4-stroke engines (139QMB) is an excellent solution for improving your scooter's performance. Easy to install, it optimizes transmission and provides better acceleration and...
From now on, the Hi-Speed is also available in a pure 4-stroke version. This name stands for better adaptation and smoother shifting behavior. The Variomatik comes with a set of...
This variator, proposed by Malossi , is a good alternative to the original one. It helps eliminate dips in acceleration and optimizes variation to better exploit the engine's power. The more powerful the...
This Super Trans kit is one of the best to upgrade your scooter! It gives you faster acceleration, higher top speeds, and makes your CVT the smoothest transmission on the...
The Naraku Sport torque corrector is designed to improve the operation of the CVT transmission of GY6 50cc engines. Thanks to its optimized tracks, it allows for better belt management...
High quality V-belts from NARAKU. High adhesion combined with good flexing properties minimize friction losses and optimally transfer power from the engine to the wheel. One of the best V-belts...