
POLINI Gears with Extended Ratio 18/69 for Aprilia
POLINI gear set consisting of an 18-tooth pinion and a 69-tooth crown, designed to replace the original component on the listed Aprilia scooters. The term "extended ratio" indicates a gearing suitable for achieving a longer final drive, modifying the transmission for different road behavior without altering the original mechanics.
This product is intended for urban users and DIY enthusiasts looking to adjust the gearing of their scooter. Suitable for replacing pinion/crown in the gearbox or primary gear train depending on the model. To ensure a safe and durable installation, check the condition of the bearings and the chain/belt during replacement and adhere to the manufacturer's torque specifications.
Check full compatibility with your vehicle before installation. Professional installation is recommended if you are not equipped or experienced in scooter mechanics.