Aprilia Scooter Parts and Accessories - Racing Planet Primary transmission gear kit Polini 4T for Aprilia Leonardo
Primary transmission gear kit from Polini 4T with 18/43 teeth, for Aprilia Leonardo 125/150. A longer ratio allows for higher top end speed. Longer ratios are only really suitable on tuned engines.
Primary transmission gear kit from Polini 4T with 18/43 teeth, for Aprilia Leonardo 125/150. A longer ratio allows for higher top end speed. Longer ratios are only really suitable on tuned engines.