Polini Dimmer

POLINI Hi-Speed EVO2 Variator Ø16/12.5° (manufacturer reference 241.749)

Designed by POLINI and directly inspired by competition development, this Hi-Speed EVO2 variator is aimed at urban scooter riders looking to optimize the transmission of their 50 cc. Compact and robust, it aims to improve the performance of the drivetrain for sharper acceleration and responsiveness without altering the original engine architecture.

• Concentrated performance and reliability derived from track experience
• Ensures maximum transmission efficiency for a more responsive behavior in the city
• Allows for higher rotational speeds: contributes to improved acceleration and responsiveness
• Special nickel-chrome steel ring, cemented, hardened, and ground for great longevity
• Constant lubrication of the shaft, even in demanding usage conditions
• Minimized friction thanks to the special treatment of the inner tracks of the rollers
• Complete variator delivered with 2 sets of rollers 19x15.5 mm: 3.8 g and 4.3 g for fine-tuning behavior

Suitable for urban environments and compatible with many 50 cc models (e.g., PIAGGIO TYPHOON 50 E4, VESPA SPRINT 2T, DERBI VARIANT 50 SPORT R), this POLINI variator represents a serious option for those looking to optimize the transmission and responsiveness of their scooter.