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Umatek (CVTech) Trailbloc Clutch | Polaris Scrambler Sportsman 850 EFI

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CVTech Trailbloc Clutch | Polaris Scrambler/Sportsman 850 EFI

The CVTech Trailbloc clutch itself is an amazing clutch that allows you to have a one-way bearing, that is a smaller diameter than the factory clutches one-way bearing, which allows the belt to ride lower in the primary, and higher in the secondary giving you a lower starting gear ratio thus giving you more low end. Having a lower starting gear ratio allows you to have TONS more low end and thr. . . Show More >