InMotion WS474131 Steering Gear Worm Shaft Seal

Steering Gear Worm Shaft Seal for Manual Steering

The InMotion WS474131 is a steering gear worm shaft seal built with nitrile sealing material for a tight barrier against moisture and debris. It is specified for manual steering applications across a wide range of classic Buick, Chevrolet, Oldsmobile, and Pontiac vehicles, including Chevrolet Camaro, Pontiac Firebird, and Oldsmobile Cutlass models.

Key Features

• Nitrile sealing material for dependable fluid retention and contaminant resistance
• Inside diameter: 0.75 in; shaft diameter: 0.75 in
• Outside diameter: 1.306 in; housing bore: 1.302 in
• Thickness and width: 0.25 in
• Direct-fit service part for manual steering gear applications
• Part number WS474131 for ordering and catalog lookup

Detailed Description

InMotion WS474131 is a steering gear worm shaft seal engineered to maintain a secure seal at the steering gear housing. The nitrile construction helps resist leakage while keeping contaminants away from sensitive internal steering components. With a 0.75-inch inside diameter and 1.302-inch housing bore specification, this seal is sized for manual steering systems used in many GM passenger cars and performance models. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. For buyers searching for a manual steering gear seal for 1967-1974 Chevrolet Camaro, 1969-1974 Chevrolet Nova, or 1964-1974 Pontiac GTO, WS474131 provides the dimensional fit and material profile needed for service work.

What It Helps Fix

• Steering gear fluid seepage at the worm shaft area
• Contamination entering the steering gear housing
• Wear-related sealing loss in manual steering systems
• Moisture intrusion that can affect internal steering components
• Service issues on classic Buick, Chevrolet, Oldsmobile, and Pontiac steering gears

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal width before installation. Clean the steering gear bore and shaft surface thoroughly so the nitrile lip seats evenly. This seal is listed for manual steering applications only, so confirm the vehicle’s steering configuration before ordering. Common fitment searches include Fits 1967-1974 Chevrolet Camaro, with Manual Steering and Fits 1969-1974 Chevrolet Nova, with Manual Steering.

Quality Assurance

InMotion manufactures this seal with precision-focused materials and dimensional consistency for steering service applications. The WS474131 is specified to provide a secure sealing barrier that supports long-term steering gear protection in the listed manual steering vehicles.