InMotion WS8704S Wheel Seal - Rear Outer

Wheel Seal for Rear Outer Differential Applications

The InMotion WS8704S wheel seal is built with nitrile material to help maintain a secure seal at the differential pinion area. It is engineered to keep contaminants out and help reduce fluid leakage in demanding driving conditions.

• Nitrile construction for sealing performance
• Inside diameter: 1.893 in.
• Outside diameter: 2.438 in.
• Width: 0.25 in.
• Shaft diameter: 1.893 in.; housing bore: 2.434 in.
• Rear outer position applications

Fitment Details

• Fits 1975-1977 Dodge B100, rear outer, with Flanged Axle
• Fits 1975-1977 Dodge B200, rear outer, with Flanged Axle
• Fits 1975-1977 Dodge D100, rear outer, with Flanged Axle
• Fits 1977 Dodge D150, rear outer, with Flanged Axle
• Fits 1974-1977 Dodge Ramcharger, rear outer, with Flanged Axle
• Fits 1975-1977 Dodge W100, rear outer, with Flanged Axle
• Fits 1977 Dodge W150, rear outer, with Flanged Axle
• Fits 1972-1974 Dodge Challenger, rear outer, with 8.75in Ring Gear
• Fits 1971-1974 Dodge Charger, rear outer, with 8.75in Ring Gear
• Fits 1967 Dodge Charger, rear outer, with 8.75in Ring Gear
• Fits 1967-1974 Dodge Monaco, rear outer, with 8.75in Ring Gear
• Fits 1965-1973 Chrysler Imperial, rear outer
• Fits 1965-1973 Chrysler New Yorker, rear outer
• Fits 1965-1973 Chrysler Newport, rear outer
• Fits 1965-1973 Chrysler Town & Country, rear outer
• Fits 1965-1971 Chrysler 300, rear outer
• Fits 1970-1971 Dodge Challenger, rear outer, with Spicer 60 Axle
• Fits 1966-1971 Dodge Dart, rear outer, with 8.75in Ring Gear
• Fits 1968-1970 Dodge Charger, rear outer, with Spicer 60 Axle
• Fits 1966 Dodge Charger, rear outer
• Fits 1965-1966 Dodge Monaco, rear outer
• Fits 1965 Dodge Dart, rear outer

What This Seal Helps Address

• Differential pinion oil seepage at the rear outer seal area
• Contamination from dirt, road debris, and moisture
• Wear-related sealing loss in older axle assemblies
• Service issues on Dodge B100, D100, Ramcharger, and Charger rear axle setups
• Seal replacement needs on Chrysler Imperial, Newport, and 300 rear outer applications

Installation Notes

Verify shaft diameter, housing bore, and seal width before installation. This part number, WS8704S, is specified for rear outer positions and should be matched to the axle configuration listed in the fitment data, including flanged axle, 8.75in ring gear, and Spicer 60 axle applications where noted. Clean the sealing surface thoroughly and inspect the mating components for wear before assembly.

Quality Assurance

InMotion focuses on precision-fit sealing components made from high-quality materials for driveline service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.