The POLINI Hi-Speed variator (manufacturer reference 241.742) is an adaptation part dedicated to SYM Joymax / Cruisym 250/300 scooters. Designed from expertise gained in competitive development, it optimises transmission management for a more suitable engine behaviour for urban and light road use.
- Concentrated performance and reliability: machined components and heat treatments to keep pace in daily use.
- Improved transmission efficiency: optimised profile for a more responsive rev-up, beneficial for acceleration and pick-up.
- Robust sleeve: special nickel-chrome cemented steel, hardened and ground for long mechanical durability.
- Reinforced push spring for a smooth gear shifting behaviour.
- Constant lubrication of the axle even in demanding usage conditions.
- Reduced friction thanks to a specific treatment of the inner tracks of the rollers.
- Delivered complete: variator assembled with 1 set of rollers 25 x 21.8 mm, weight 14.2 g.
Ideal for urban riders looking for a robust and responsive variator for their SYM JOYMAX Z 300i, CRUISYM 300i or JOYMAX 300i Sport. Installation in place of the original variator; follow the manufacturer's installation and running-in instructions.
Manufacturer reference: 241.742 — Brand: POLINI — Category: Variator (Universe: Urban)
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