
POLINI Gears with Extended Ratio 16/36 for Yamaha — Manufacturer Ref. 202.1384
POLINI gear set designed to modify the final drive ratio of Yamaha 250 scooters and maxiscooters. This 16/36 set (16-tooth sprocket / 36-tooth crown) allows for a longer transmission ratio, suitable for urban use where engine behavior and torque consistency need to be managed.
Common compatibilities (check compatibility with your vehicle before installation):
Installation tips: professional installation is recommended to ensure proper alignment and lubrication of the gearbox. Check the condition of the bearings and the casing during replacement. This gear set integrates into the final drive and may require adjustment of the chain/belt depending on the model.