variator POLINI Hi-Speed SYM Joymax 125i

The Polini Hi-Speed variator for SYM Joymax 125i offers excellent acceleration and overwhelming engine power. Its biggest new feature is the variator sleeve, which is nickel-chromed for a minimal friction coefficient. It also features innovative DLC carbon treatment for components subject to friction and wear in racing and aviation. The surfaces of the variator rollers have received a new polishing treatment to increase lubricity. The included contra spring is 15% stronger than the original, increasing engine speed during launch. 100% Made in Italy.