Primary Transmission Polini 18/69 Aprilia Scarabeo 125 / 150 Rotax

Primary Transmission Polini 18/69 Aprilia Scarabeo 125 / 150 Rotax

The transmission ratio of the gearbox has a major impact on engine performance. The gear ratio is changed it can keep up with the surplus power of a tuned engine and transmit this power into tangible results, be it in terms of top speed or acceleration. A taller gear favors top speed at the expense of acceleration.

Это primary transmission Polini, teeth = 18 / 69.

Note: Changing the gear on the intermediate shaft requires a hydraulic press or a corresponding assembly tool.