Timken 4635V Automatic Transmission Torque Converter Seal

Automatic Transmission Torque Converter Seal

Timken 4635V is an automatic transmission torque converter seal built for leak control and contaminant exclusion in select Ford, Mercury, and Mazda applications. It uses a reinforced outer case, a ribbed rubber inner diameter, and venting features to support stable sealing performance in service.

Key Features

• Precision sealing design helps retain transmission lubricant and block outside contaminants
• Reinforced outer case resists installation damage and adds durability
• Ribbed rubber inner diameter seals minor spindle imperfections and promotes positive seating
• Internal contamination exclusion system helps reduce debris intrusion that can lead to leakage
• Vent holes allow lubricant flow around the seal lip to help manage heat build-up

Detailed Description

Timken 4635V is an OE-style automatic transmission torque converter seal for vehicles including the 2001-2008 Ford Escape, 2005-2008 Mercury Mariner, 1999-2002 Mercury Cougar, 1995-2000 Ford Contour, 1995-2000 Mercury Mystique, 1994-1999 Mazda 626, 1994-1997 Ford Probe, and 1994-1997 Mazda MX-6. This part cross-references National 4635V and SKF 21410 for the same application. If you are servicing a Ford Escape torque converter seal or replacing a transmission seal on a Mazda 626, Timken 4635V provides a direct-fit sealing solution for the listed applications.

What It Helps Address

• Transmission fluid leakage at the torque converter seal area
• Contamination entering the seal interface
• Seal damage during installation
• Minor spindle surface imperfections that affect sealing
• Heat build-up around the seal lip

Installation Notes and Tips

Inspect the sealing surface, shaft area, and surrounding transmission components before installation. Clean the bore thoroughly, verify correct seating depth, and lubricate the seal lip with the proper transmission fluid during assembly. Use care to avoid nicking the outer case or rolling the lip during installation.

Quality Assurance

Timken oil and grease seals are engineered with precision sealing designs and contamination control features to support dependable service in transmission applications.

• Compatible With 2001-2008 Ford Escape
• Compatible With 2005-2008 Mercury Mariner
• Compatible With 1999-2002 Mercury Cougar
• Compatible With 1995-2000 Ford Contour
• Compatible With 1995-2000 Mercury Mystique
• Compatible With 1994-1999 Mazda 626
• Compatible With 1994-1997 Ford Probe
• Compatible With 1994-1997 Mazda MX-6