Timken 9912S Wheel Seal - Rear, Rear Inner or Rear Outer

Timken 9912S Wheel Seal Overview

The Timken 9912S wheel seal is built for rear axle sealing applications where lubricant retention and contaminant exclusion matter. It is a direct-fit option for a wide range of Jeep Wrangler, Jeep TJ, Honda Passport, Isuzu Rodeo, and Volvo rear axle applications.

Fits 2020-2022 Jeep Wrangler, rear; Fits 2007-2019 Jeep Wrangler, rear; and fits 1997-2006 Jeep TJ and 1997-2006 Jeep Wrangler, rear inner applications. This part cross-references SKF 18731 for the same application.

Key Features

• Precision sealing design helps keep gear oil and grease inside the axle assembly
• Reinforced outer case resists installation damage and adds durability
• Ribbed rubber inner diameter seals minor spindle imperfections and supports positive seating
• Internal contamination exclusion system helps block debris that can lead to leakage
• Vent holes promote lubricant flow around the seal lip to reduce heat buildup

Detailed Description

Timken 9912S is a wheel seal engineered for rear axle service where a stable seal surface is needed to protect bearings and axle components. Its construction is suited to vehicles with rear, rear inner, and rear outer seal locations across multiple platforms, including Jeep Wrangler, Jeep TJ, Honda Passport, Isuzu Rodeo, and Volvo 740/760/780 rear axle applications. The seal design focuses on lubricant control, contamination resistance, and consistent spindle contact for dependable operation in driveline service.

What It Helps Address

• Rear axle oil seepage at the seal lip
• Grease loss from wheel-end or axle-end sealing points
• Debris intrusion that can contaminate the sealing surface
• Heat buildup around the seal area during operation
• Minor spindle surface imperfections that affect sealing

Installation Notes and Tips

Inspect the spindle, axle shaft, and seal bore before installation. Clean all sealing surfaces thoroughly and verify the seal is seated squarely to avoid lip distortion. Confirm the correct position and axle configuration before ordering, especially on Jeep Wrangler rear inner and rear outer applications and Dana/Spicer 44-specific listings.

Quality Assurance

Timken manufactures oil and grease seals with precision sealing designs and reinforced construction for durability in driveline service. The 9912S is built to support reliable sealing performance in demanding rear axle applications.