InMotion WS450143 Wheel Seal - Rear Inner
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InMotion

InMotion WS450143 Wheel Seal - Rear Inner

Brand InMotion WS450143
Position Rear Inner
Material Nitrile
Inside Diameter 1.5620000000000001
Width 0.5
Outside Diameter 2.5649999999999999
Shaft Diameter 1.5620000000000001
Housing Bore 2.5609999999999999
Fits International · 2 vehicles

Nitrile construction. Provides durable sealing performance in driveline service.

Precision dimensions. Sized for a secure interface with the shaft and housing bore.

Leak control. Helps keep fluid in and contaminants out of the differential area.

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Overview

InMotion WS450143 is a wheel seal for differential sealing applications. It is built to create a tight barrier that helps keep moisture and debris out while helping control fluid leakage in the differential pinion area.

Fits 1959-1960 International B112, rear inner. This seal is a direct fit for the listed application and uses nitrile construction for sealing performance in demanding driveline conditions.

Key Features

  • Nitrile material for dependable sealing performance.
  • Precision dimensions: 1.562 in. inside diameter, 2.565 in. outside diameter, and 0.5 in. width.
  • Designed to maintain a secure barrier against contaminants and fluid loss.
  • Compatible With 1959-1960 International B112 rear inner wheel seal applications.
  • Part number WS450143 for easy identification and ordering.

Detailed Description

WS450143 is engineered for differential pinion sealing where a stable, accurate seal is critical. The nitrile construction and measured shaft and housing dimensions support a snug interface with the mating surfaces, helping protect internal differential components from contamination and leakage. For International B112 service, this wheel seal addresses the sealing demands of the rear inner position with a fitment-specific design.

InMotion WS450143 is suited for owners and technicians replacing a worn seal on a 1959-1960 International B112. It helps restore sealing integrity in the driveline and supports reliable operation in both on-road and off-road use. The part number WS450143 should be matched to the application before installation.

What It Is Used For

  • Stopping gear oil seepage at the differential sealing surface.
  • Keeping dirt, dust, and moisture out of internal driveline components.
  • Replacing a hardened, cracked, or worn wheel seal.
  • Restoring sealing performance on a 1959-1960 International B112.

Installation Notes and Tips

Inspect the shaft and housing bore before installation to confirm they are clean and free of scoring. Verify the seal dimensions against the original part and install carefully to avoid damaging the sealing lip. Always confirm WS450143 against the vehicle application and position before service.

Quality Assurance

InMotion manufactures this seal with precision-focused construction and high-quality materials to support reliable differential sealing performance. The part number WS450143 identifies the exact application-specific seal for this fitment.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1960InternationalB112Rear Inner—
1959InternationalB112Rear Inner—