FAG SS3783 Engine Timing Cover Seal

Engine Seal for Transfer Case Applications

FAG SS3783 is a precision engine sealing component built with Viton sealing material and a rubber spring auxiliary-lip design. It is specified for select Jeep, Toyota, Ram, Dodge, Chrysler, and Mitsubishi applications where reliable sealing around rotating components is critical.

Use SS3783 when you need a direct-fit seal for covered applications such as Jeep Wrangler transfer case service or Toyota Tacoma and 4Runner sealing repairs. The part number SS3783 is also referenced in OE-style interchange listings for the same application.

Key Features

• Viton sealing material for demanding underhood and drivetrain environments
• Rubber, spring, auxiliary-lip seal design for controlled sealing contact
• Bore diameter: 67.996 mm (2.677 in.)
• Seal outside diameter: 68.275 mm (2.688 in.)
• Seal width: 7.01 mm (1.929 in.)
• Fits a wide range of 1991-2014 applications across Jeep and Toyota platforms
• Part number: FAG SS3783

Detailed Description

FAG SS3783 is engineered as a sealing solution for specific transfer case and engine-related applications listed in the fitment data. Its Viton sealing material is selected for durability in environments exposed to heat, fluid contact, and contamination, while the auxiliary lip and spring-loaded design help maintain sealing contact over time. This part is listed for vehicles including 2006-2014 Jeep Wrangler, 1995-2001 Toyota Tacoma, and 1996-2000 Toyota 4Runner, along with additional Chrysler, Dodge, Ram, Mitsubishi, and Jeep coverage. Cross-reference part numbers include BBB Industries 19092 and OE-style reference 4133783100.

What It Helps Address

• Fluid seepage at the seal interface
• Contamination from dirt, dust, and moisture
• Loss of grease or lubricant retention
• Wear-related sealing issues in transfer case service
• Replacement needs during drivetrain maintenance on Jeep Wrangler, Toyota Tacoma, and Toyota 4Runner applications

Installation Notes and Tips

Verify the bore diameter, seal outside diameter, and seal width against the removed part before installation. Confirm the exact transfer case or engine application listed for your vehicle, since fitment varies by model, year, and drivetrain configuration. Clean the sealing surface thoroughly and inspect the shaft or housing for scoring before installing FAG SS3783.

Quality Assurance

FAG designs seals to meet vehicle manufacturer specifications and works with suppliers to maintain its quality standards. The SS3783 is built for application-specific fitment and sealing performance in demanding automotive service conditions.