InMotion WS50151S Wheel Seal - Rear Outer

Wheel Seal for Manual Steering Applications

The InMotion WS50151S wheel seal is built for a wide range of classic vehicles that use manual steering and select rear outer axle applications. It uses nitrile sealing material to help maintain a tight barrier against contaminants and fluid loss in the differential system.

Key Features

• Nitrile construction for dependable sealing performance.
• Precision dimensions: 1.125 in. inside diameter, 1.565 in. outside diameter, and 0.375 in. thickness.
• Designed to help keep debris and moisture out of sensitive differential components.
• Fits a broad range of manual steering and rear outer applications across Chevrolet, Pontiac, Oldsmobile, Buick, Ford, and International models.
• Part number WS50151S for easy identification and ordering.

Detailed Description

The WS50151S is a differential pinion seal engineered to create a secure sealing surface around the shaft and housing bore. Its nitrile material and matched dimensions support a reliable fit where sealing integrity matters, helping reduce the chance of leaks and contamination inside the differential. This part is used across many vintage Chevrolet Bel Air, Chevrolet Corvette, Pontiac Catalina, and International Scout II applications, along with numerous other manual steering listings. If you are replacing a worn seal on a classic driveline, WS50151S provides a direct sealing solution for the specified fitments.

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 area.
• Contamination from dirt, road debris, and moisture.
• Seal wear that can lead to reduced differential protection.
• Service needs on classic vehicles with manual steering or rear outer axle notes.

Installation Notes and Quality Assurance

Verify the housing bore, shaft diameter, and application notes before installation to confirm the correct seal match. Fitment includes many classic Chevrolet, Pontiac, Oldsmobile, Buick, Ford, and International models, including Fits 1975-1978 International Scout II, N/A and Fits 1953-1962 Chevrolet Corvette, N/A with Manual Steering. InMotion uses precision manufacturing and high-quality materials to support consistent sealing performance. Part number WS50151S should be matched to the vehicle listing and axle notes before service.