Polaris Drive Clutch Shift Weight Assembly (S-51-H) - 1321731

Restore your snowmobile’s peak performance with this genuine Polaris OEM Drive Clutch Shift Weight Assembly (Part #1321731). Engineered to strict factory tolerances, this premium S-51-H (Red Bushed) cam arm is a critical component for maintaining precise shift RPM, smooth engagement, and optimal power delivery to the track.

• Factory Precision: Genuine Polaris OEM part ensures exact balance and profile matching for your primary clutch.
• Premium Construction: Crafted from high-density, wear-resistant alloy to withstand extreme high-RPM centrifugal forces.
• Pre-Bushed Design: Includes the factory-installed red bushing for reduced friction and seamless pivot pin rotation.
• Restores Performance: Eradicates flat spots and grooving to eliminate clutch binding, slow acceleration, and RPM drops.

Orders $89 and over qualify for free standard shipping via Ground (UPS, FedEx, USPS) to the contiguous 48 US states. Shipping will be calculated for orders to Alaska, Hawaii, and U.S. Territories including Puerto Rico, Guam, and U.S. Virgin Islands.

Orders under $89 qualify for $4.99 standard shipping via Ground (UPS, FedEx, USPS) to the contiguous 48 US states. Shipping will be calculated for orders to Alaska, Hawaii, and U.S. Territories including Puerto Rico, Guam, and U.S. Virgin Islands.

P.O. Box Shipping. If you list a PO Box and select free shipping, please add a customer note with your order including a physical shipping address. We will ship to a PO Box if the shipping is comparable to other carriers. Otherwise we may need to ship to physical address or charge additional shipping fees.

Learn about additional details and restrictions by reading our full Shipping Policy

If your order arrives and it is not right, we’ll fix it…period. Doesn't fit or you're simply not happy with your item? Return any new, unused and unaltered item within 30 days of delivery of your item. Learn about additional details and restrictions by reading our full return policy.