Timken 710539 Automatic Transmission Torque Converter Seal

Timken 710539 Torque Converter Seal

Timken 710539 is an automatic transmission torque converter seal built for leak control and contamination resistance in a range of Ford, Mazda, and Mercury applications. It is a direct-fit sealing component for service work on vehicles such as the Ford Focus, Mazda 3, and Mazda 6.

• Precision sealing design helps retain transmission lubricant and block outside contaminants
• Reinforced outer case helps reduce installation damage and improve durability
• Ribbed rubber inner diameter helps seal minor spindle imperfections and promote seating
• Internal contamination exclusion system helps limit debris intrusion that can lead to leakage
• Vent holes promote lubricant flow around the seal lip to help manage heat buildup

Detailed Product Overview

This Timken automatic transmission torque converter seal is engineered for service applications where a worn or damaged seal can cause fluid loss, contamination entry, or drivability concerns. The 710539 seal is used across multiple model years of the Ford Focus, Ford Fusion, Mercury Milan, Mazda Protege, Mazda Protege5, Mazda 2, Mazda 3, Mazda 5, Mazda 6, Mazda CX-7, and Ford Transit Connect. This part cross-references National 710539 and Bosch 15718 for the same application.

Common Issues This Seal Can Address

• Transmission fluid seepage at the torque converter seal area
• Contamination entering the transmission through a worn seal
• Heat-related seal wear from poor lubricant circulation
• Leakage caused by minor shaft or spindle surface imperfections
• Damage from a seal that no longer seats securely in the bore

Installation Notes and Tips

Inspect the sealing surface, converter hub, and bore before installation. Clean all mating surfaces thoroughly and verify the replacement seal is seated evenly to avoid distortion. Use proper transmission service procedures for the vehicle and confirm fluid level after repair. Compatible With 2000-2011 Ford Focus, 2006-2009 Ford Fusion, 2006-2009 Mercury Milan, 2000-2003 Mazda Protege, 2002-2003 Mazda Protege5, 2010-2013 Ford Transit Connect, 2010-2013 Mazda 3, 2009-2013 Mazda 6, 2010-2012 Mazda CX-7, 2011-2014 Mazda 2, and 2012-2015 Mazda 5.

Quality Assurance

Timken oil and grease seals are built with precision sealing features and contamination control details intended for dependable transmission service. The reinforced case and ribbed inner diameter support consistent fitment during replacement work on Ford Focus, Mazda 3, and Mazda 6 applications.