Polaris OEM Shaft Seal U-Cup - 1800323

Polaris OEM 1800323 – U-Cup Shaft Seal

The Polaris OEM 1800323 is a genuine U-Cup shaft seal designed for use in select Polaris shock and suspension assemblies. This seal is installed around the shock shaft within the seal-head assembly and helps retain shock fluid while preventing contaminants from entering the shock body. Proper sealing is essential for maintaining shock performance and preventing fluid leakage.

Part 1800323 replaces the earlier Polaris part number 1800035 and is used in a variety of Polaris snowmobile and off-road shock applications.

Product Features:

• Genuine Polaris OEM replacement part
• U-Cup shaft seal
• Designed for select Polaris shock and suspension assemblies
• Helps prevent shock fluid leakage around the shaft
• Helps protect internal shock components from contaminants
• Direct replacement for Polaris part 1800035
• Manufactured to Polaris specifications for proper fit and function

Part Number: 1800323
OEM Description: Shaft Seal, U-Cup
Brand: Polaris

Important: Fitment varies by model and year. Verify your vehicle's OEM parts diagram before ordering.

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.