Timken TCRK20A Transfer Case Bearing and Seal Overhaul Kit

Timken TCRK20A Transfer Case Overhaul Kit

Restore the Dana/Spicer 20 transfer case with a bearing and seal overhaul kit built for service work on classic Jeep drivetrains. Timken TCRK20A provides the core components needed to refresh worn transfer case sealing and bearing surfaces on select Jeep CJ5, CJ7, J10, J20, and Wagoneer applications with a 1.19 in. shaft.

Key Features

• Transfer case bearing and seal overhaul kit for Dana/Spicer 20 units
• Fits select 1972-1979 Jeep CJ5, CJ7, J10, J20, and Wagoneer applications
• Built for transfer case service on 1.19 in. shaft configurations
• Timken DT Components rebuild kit format for drivetrain repair
• Part number TCRK20A for accurate ordering and catalog lookup

Detailed Description

Timken TCRK20A is a transfer case bearing and seal overhaul kit for Jeep vehicles equipped with the Dana/Spicer 20 transfer case and a 1.19 in. shaft. It is a practical service solution for restoring sealing integrity and bearing support in driveline repairs on 1972-1979 Jeep CJ5, 1976-1979 Jeep CJ7, 1974-1979 Jeep J10, 1974-1979 Jeep J20, and 1972-1979 Jeep Wagoneer models. The Timken TCRK20A kit is part of the DT Components rebuild kit line, which Timken uses for differential, transfer case, and transmission service applications.

Common Repair Uses

• Fixes transfer case oil leaks caused by worn seals
• Addresses bearing noise from worn Dana/Spicer 20 components
• Restores driveline smoothness in Jeep CJ5 and Jeep CJ7 service repairs
• Helps correct transfer case wear in Jeep J10, J20, and Wagoneer applications
• Supports rebuild work when the transfer case shows shaft or seal wear

Installation Notes and Tips

Verify the transfer case model and shaft size before ordering. This kit is for Dana/Spicer 20 applications with a 1.19 in. shaft, so confirm the identification tag, case casting, and existing component dimensions during teardown. Clean the housing thoroughly, inspect the shaft and gear surfaces for scoring, and replace worn parts as needed during reassembly. Timken TCRK20A is best installed during a complete transfer case service to ensure proper sealing and bearing fit.

Quality Assurance

Timken markets DT Components kits for drivetrain service, and this overhaul kit follows that product line approach by supplying the bearings and seals needed for the repair.