Polini Hi-Speed EVO Yamaha D16-12,5º 241.748

Polini Hi-Speed variators have been developed during competition riding and enable you to improve your scooter’s performance and transmission.

• Top performance and reliability
• Ensures maximum transmission performance
• Higher RPM: improved acceleration and pick-up
• The bushing is made from special case-hardened tempered and ground chromed-nickel steel
• Superior compression spring resistance
• Constant axle greasing, even in the most extreme usage conditions
• Minimal friction: specially treated inner roller tracks
• Complete variator delivered with 2 sets of rollers 19x15,5: 3,2g & 3,8g