2Fast Passion 100cc (70)

This is the Polini 13/44 primary transmission for Bws/Zuma 50F & 50X. Installing this Polini primary transmission allows you to lengthen your transmission ratio. This will give you more extension...

Taller gears reduce the overall gear ratio of your transmission and will result in improved acceleration, a higher gear ratio increases top speed. OEM engines usually don't have enough power...

Top Performance 16/41 secondary transmission for longer gears and increased top speed. A close gear ratio improves top speed. Of course, this type of transmission requires a powerful engine to...

Doppler 14/41 Secondary Gears (BWS 1988-2001), Nitro, Ovetto and Booster. Taller gears reduce the overall gear ratio of your transmission and will result in improved acceleration, a higher gear ratio...

We offer you here Stage6 M12x1.25mm variation crankshaft nut. Over time, multiple assemblies and disassemblies can weaken the thread of the nut, and then make it unusable. Stage6 offers you its...

The UNI 70mm air filter is designed for high-performance scooters and engines that require a higher airflow than the original filter. Made of high-quality foam, it offers excellent filtration while...

This is the Stage6 MKII intake manifold. This manifold is designed to increase the airflow diameter, improving performance. -Carburetor connection diameter: 50.5mm -Filter connection diameter: 70mm -Color: Orange Here is...