High end over range variator kit by the fantastic Polini companyfor Yamaha, Malaguti, and Aprilia F10-12 scooters. This is sold here as a variator only, without the belt and springs seen on other sites.
Outer Diameter: 95 mm
Inner Diameter: 12 mm
Spline Count: 17
Inner Diameter: 12 mm
Spline Count: 17