Timken 710485 Automatic Transmission Torque Converter Seal

Timken 710485 Automatic Transmission Torque Converter Seal

Timken 710485 is an automatic transmission torque converter seal built for dependable sealing performance in Ford Super Duty and Excursion applications. It is engineered to help keep transmission fluid where it belongs while limiting the entry of dirt and debris.

Key Features

• Precision sealing design for automatic transmission torque converter service
• Reinforced outer case helps resist installation damage and supports durability
• Ribbed rubber inner diameter helps seal minor spindle imperfections and improve 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

This Timken transmission seal is a direct-fit service part for select Ford trucks and vans, including 2003-2008 Ford F-250 Super Duty, 2003-2008 Ford F-350 Super Duty, 2004-2010 Ford E-350 Super Duty, 2004-2005 Ford E-350 Club Wagon, and 2003-2005 Ford Excursion. It also fits 2011-2016 Ford E-350 Super Duty, Inner. The Timken 710485 is designed to support a secure seal at the torque converter area, helping maintain fluid control in demanding automatic transmission use.

This part cross-references National 710485 for the same application.

Common Issues This Seal Can Address

• Transmission fluid leakage at the torque converter seal area
• Contamination entering the sealing surface
• Seal damage during installation
• Poor sealing caused by minor spindle surface imperfections
• Heat-related seal wear from restricted lubricant flow

Installation Notes and Tips

Inspect the sealing surface, shaft area, and surrounding transmission components before installation. Clean the bore thoroughly and verify the seal is seated evenly to reduce the chance of leaks. Confirm vehicle application by year, make, model, and position before ordering, especially for Ford E-350 Super Duty, F-250 Super Duty, F-350 Super Duty, and Excursion torque converter seal service.

Quality Assurance

Timken oil and grease seals are built with precision sealing designs and contamination-control features to support consistent service life in transmission applications.