InMotion WS1956 Wheel Seal - Rear Outer

Rear Outer Differential Pinion Seal for Toyota

The InMotion WS1956 is a rear outer differential pinion seal built with nitrile material for a secure barrier against dirt, moisture, and gear oil leakage. It is sized for precise sealing performance and is a direct-fit option for select Toyota 4Runner, Tacoma, T100, and Pickup applications.

• Nitrile seal material for dependable fluid resistance
• External markings: 48 x 62 x 9/24
• Inside diameter: 47.4 mm / 1.87 in.
• Outside diameter: 62.2 mm / 2.45 in.
• Width: 9 mm / 0.354 in.
• Shaft diameter: 48 mm / 1.89 in.
• Housing bore: 62 mm / 2.441 in.
• Spring material: SAE 1008

Fitment Details

• Fits 1984-2000 Toyota 4Runner, rear outer.
• Fits 2000 Toyota Tacoma, rear outer, to 4/30/2000.
• Fits 1995-1999 Toyota Tacoma, rear outer.
• Fits 1993-1997 Toyota T100, rear outer.
• Fits 1986-1995 Toyota Pickup, rear outer, with Single Rear Wheels (SRW).
• Fits 1969-1985 Toyota Pickup, rear outer.

How It Helps

• Stops gear oil seepage at the differential pinion area
• Helps keep contaminants out of the differential housing
• Supports quieter, cleaner operation by maintaining proper sealing
• Addresses worn or hardened seal conditions on high-mileage Toyota driveline assemblies

Installation Notes

Confirm shaft diameter, housing bore, and seal dimensions before installation. Clean the sealing surface thoroughly and inspect the pinion area for wear, scoring, or contamination that could affect seal life. This part number, WS1956, is commonly searched for Toyota rear outer differential pinion seal replacement on 4Runner, Tacoma, T100, and Pickup models.

Quality Assurance

InMotion WS1956 is engineered for precise fit and consistent sealing performance using nitrile construction and a steel spring element. This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.