InMotion WS473179 Wheel Seal - Rear Outer

Rear Outer Wheel Seal for Differential Protection

The InMotion WS473179 is a nitrile wheel seal built to create a secure barrier against dirt, moisture, and road debris. With precise dimensions and a tight sealing profile, it helps protect sensitive differential pinion components and supports reliable driveline operation.

Compatible with select Isuzu, Acura, Chevrolet, and Ford applications, including rear outer positions on Trooper, VehiCROSS, SLX, Pickup, and Amigo models, this seal is sized for accurate fitment and dependable sealing performance.

Key Features

• Nitrile sealing material for durable resistance to contaminants
• Inside diameter: 1.875 in.
• Outside diameter: 2.762 in.
• Width and thickness: 0.375 in.
• Shaft diameter: 1.875 in.
• Housing bore: 2.758 in.
• Engineered for rear outer wheel seal applications
• Part number WS473179 for catalog and service reference

Fitment Details

• Fits 1988-2002 Isuzu Trooper, rear outer.
• Fits 1999-2001 Isuzu VehiCROSS, rear outer.
• Fits 1996-1999 Acura SLX, rear outer.
• Fits 1988-1995 Isuzu Pickup, rear outer.
• Fits 1989-1994 Isuzu Amigo, rear outer.
• Fits 1987 Isuzu Trooper, rear outer, from 07/01/1987.
• Fits 1975-1982 Chevrolet LUV, rear outer.
• Fits 1975-1976 Ford Bronco, N/A.
• Fits 1968 Ford Bronco, N/A.
• Fits 1969-1974 Ford Bronco, N/A, U/K.
• Fits 1966-1967 Ford Bronco, N/A, U/K.
• Fits 1966-1972 Ford F-100, N/A, with Spicer 21 Axle.

What This Seal Helps Address

• Gear oil leakage at the differential pinion area
• Contamination from water, dust, and road debris
• Wear caused by compromised sealing surfaces
• Reduced service life from moisture intrusion
• Noise or driveline issues related to seal failure

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal width before installation to confirm the correct match for WS473179. Clean the sealing surface thoroughly, inspect the mating area for scoring or wear, and install the seal squarely to avoid distortion. For Ford F-100 applications, confirm the Spicer 21 axle specification before ordering.

Part number WS473179 should be matched to the vehicle’s rear outer seal location and axle configuration listed above. This part cross-references no additional part numbers in the provided data.

Quality Assurance

InMotion manufactures this seal with nitrile sealing material and precision dimensions to support consistent fit and sealing integrity. The design focuses on keeping contaminants out of the differential pinion area while helping maintain proper lubrication inside the assembly.