FAG SS3436 Engine Crankshaft Seal - Rear

FAG SS3436 Rear Seal for Ford Super Duty Applications

FAG SS3436 is a metal engine seal built with Teflon sealing material and sized for demanding rear-position applications. It is engineered to match vehicle-specific specifications for fit, sealing performance, and component protection in Ford heavy-duty platforms.

Key Features

• Metal seal construction for durable service in demanding drivetrain environments
• Teflon sealing material for controlled sealing contact
• Bore diameter: 146.329 mm / 5.761 in
• Seal outside diameter: 146.456 mm / 5.766 in
• Seal width: 19.05 mm / 4.628 in
• Rear-position application for select Ford Super Duty and E-Series models
• Cross-references National 710901 and SKF 46288 for the same application

Detailed Description

This FAG SS3436 seal is specified for rear applications on select Ford trucks and vans, including 2003-2010 Ford F-350 Super Duty, 2003-2007 Ford F-250 Super Duty, 2004-2010 Ford E-350 Super Duty, 2004-2005 Ford E-350 Club Wagon, 2003-2005 Ford Excursion, and 2008-2010 Ford F-250 Super Duty. The precision dimensions help ensure proper sealing at the bore and outer diameter, while the metal body and Teflon sealing surface are selected for consistent contact and contamination control. If you are sourcing a rear seal for Ford F-250 Super Duty, Ford F-350 Super Duty, or Ford E-350 Super Duty service work, SS3436 provides a direct-fit replacement option.

What It Helps Address

• Grease loss at the seal interface
• Dirt, dust, and moisture intrusion
• Seal wear from long-term drivetrain use
• Fitment issues caused by incorrect bore or outside diameter sizing
• Rear seal replacement needs on Ford Super Duty and E-Series vehicles

Installation Notes and Tips

Verify the rear application, seal dimensions, and vehicle year before installation. Clean the sealing surface and housing thoroughly, and inspect the mating components for wear or scoring before pressing the seal into place. Confirm the part number SS3436 against the vehicle’s service information to ensure the correct rear seal is selected for the specific Ford F-250 Super Duty, F-350 Super Duty, or E-350 application.

Quality Assurance

FAG designs seals to meet vehicle manufacturer specifications and works with suppliers to maintain its quality standards. The seal is built to protect wheel-end components from contamination and help retain grease over the service life of the bearing assembly.