XS821 - DESIGNED FOR ALL SKI-DOO & LYNX 850 and 600 E-TEC, 600 EFI, 900 ACE/ACE TURBO/ACE TURBO R. *DOES NOT WORK WITH 600 ACE MOTORS*
XS801 - DESIGNED FOR ALL POLARIS 650, 850 & S4. *DOES NOT WORK WITH RMK AND 550 MODELS*
Peak power, peak efficiency. For screamin’ hi-performance on the track or on the trail. Ultimax XS is designed for high horsepower sleds delivering superior performance and longer belt life. Ultimax XS features a specially formulated rubber compound found in no other snowmobile belt. One Year Warranty. Proudly made in the U.S.A.
Benefits
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Designed for modern high-power snowmobiles
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New design gives better consistency and greater resistance to flex cracks
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Used on many top race sleds because XS can handle the brutal power and extreme temperatures better than any other belt on the market
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Designed from decades of experience in high-performance powersports CVT drives
Materials and Manufacturing
- Proprietary high-temperature rubber compound withstands the power of today’s biggest sleds without sacrificing grip
- Strong and stable aramid cord for zero stretch and maximum tensile strength
- Built with modern methods to reduce variability and eliminate “classic” failure modes