POLINI gearbox output pinion number of teeth with the choices for pocket POLINI MINICROSS, X1, ...

Gearbox output pinion (chain) for pocket POLINI minicross, X1, ... Good quality (less good all the same than France equipment or other major brand). Available in 13 or 14 teeth and remember that a larger pinion provides more top speed but less acceleration and vice versa.

Remember to choose the right model of pinion before purchase.