Dorman 926-475 Automatic Transmission Extension Housing Gasket

Automatic Transmission Extension Housing Gasket

This Dorman automatic transmission extension housing gasket is built to match the performance of the original equipment gasket on specified Ford applications. It helps maintain a leak-free seal between the transmission and extension housing during service or replacement.

Key Features

• Aluminum construction for a durable sealing surface.
• Black finish with a formed profile for consistent fitment.
• Designed for automatic transmission extension housing service.
• Matches OE-style performance for specified applications.
• Part number 926-475 for easy identification.

Detailed Description

Use this extension housing gasket when servicing the transmission or replacing a gasket that has failed from fatigue. The gasket is engineered to help seal the joint between the transmission and extension housing, reducing the chance of fluid leakage after reassembly. Compatible With Ford F-53 Motorhome Chassis, Ford F-59 Commercial Stripped Chassis, Ford E-350 Super Duty, Ford E-450 Super Duty, Ford F-450 Super Duty, Ford F-550 Super Duty, Ford F-250 Super Duty, Ford F-350 Super Duty, Ford E-250, Ford E-150, and Ford E-350 Club Wagon applications listed in the fitment data. Part number 926-475 is also cross-referenced to 3C3Z7086AA for the same application.

What It Helps Solve

• Transmission fluid seepage at the extension housing joint.
• Seal failure caused by gasket fatigue.
• Leak concerns after transmission service.
• Need for an OE-style replacement gasket during repair.

Installation Notes and Tips

Clean both mating surfaces thoroughly before installation and inspect the extension housing and transmission flange for damage or distortion. Verify the gasket matches the application by year, model, and transmission service requirements before assembly. Part number 926-475 should be used only on the Ford applications listed in the fitment data.

Quality Assurance

Dorman designs replacement parts to match original equipment performance on specified applications. This gasket is intended to provide a reliable sealing interface for transmission service on the listed Ford vehicles.