InMotion WS472856 Wheel Seal - Rear or Rear Inner

Wheel Seal for Differential Pinion Service

The InMotion WS472856 wheel seal is built with nitrile material and precise dimensions to help maintain a secure seal at the differential pinion area. It is specified for rear inner applications on select Ford F-250 trucks, including 1966-1969 models with the listed brake and fitment notes.

Key Features

• Nitrile construction for sealing performance in driveline service
• Inside diameter: 2.375 in.
• Outside diameter: 3.355 in.
• Width: 0.438 in.
• Shaft diameter: 2.375 in.
• Housing bore: 3.35 in.
• Fits rear inner position on select Ford F-250 applications

Detailed Description

InMotion WS472856 is a precision-engineered seal for differential pinion service, made to help block moisture, dirt, and other contaminants from entering sensitive internal driveline components. The nitrile sealing material and listed dimensions support a tight fit in the housing bore and around the shaft, helping reduce fluid leakage and protect the differential assembly. This part is a direct-fit style service component for 1969 Ford F-250 rear inner applications and 1966-1968 Ford F-250 rear inner trucks with heavy duty brakes. For buyers searching for a Ford F-250 rear inner wheel seal or a differential pinion seal by part number WS472856, this listing provides the key dimensional details needed for verification.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Gear oil seepage at the differential pinion seal area
• Contamination from road debris and moisture entering the housing
• Wear related to an aging or hardened seal surface
• Seal fitment concerns when replacing a rear inner Ford F-250 seal
• Maintenance needs on driveline and axle sealing systems

Installation Notes and Tips

Verify the inside diameter, outside diameter, width, shaft diameter, and housing bore against the original seal before installation. Confirm rear inner position and match the vehicle notes exactly, especially on 1966-1968 Ford F-250 models with heavy duty brakes. Clean the sealing surfaces thoroughly and inspect the pinion area for wear or damage before installing WS472856.

Quality Assurance

InMotion manufactures this seal with a focus on dimensional accuracy and material consistency for driveline sealing service. The nitrile construction and specified measurements support reliable replacement selection for the listed Ford F-250 applications.