FAG SS2803 Automatic Transmission Oil Pump Seal Kit - Front

Automatic Transmission Oil Pump Seal Kit

FAG SS2803 is an automatic transmission oil pump seal kit for front-position applications across a wide range of GM trucks, SUVs, and performance cars. Built with a metal seal type and Vamac sealing material, it is specified for precise sealing performance in demanding transmission service work.

Compatible With Chevrolet Silverado 1500, GMC Sierra 1500, Cadillac Escalade, and other front automatic transmission applications listed below, this FAG seal kit is identified by part number SS2803 and OE-style global number 413 2803 100.

Key Features

• Part number: SS2803
• Automatic transmission oil pump seal kit for front applications
• Metal seal type with Vamac sealing material
• Bore diameter: 66.624 mm; seal outside diameter: 66.726 mm
• Seal width: 9.271 mm
• Cross-reference: Carlson 17459
• OE-style reference: 413 2803 100

Detailed Description

FAG SS2803 is engineered for transmission service where accurate sealing at the oil pump is critical. The metal seal construction and Vamac sealing material are selected to maintain a controlled seal interface in front-mounted automatic transmission applications. This part is used in a broad range of vehicles, including Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, GMC Yukon, Cadillac Escalade, and Chevrolet Colorado, along with many earlier GM rear-wheel-drive platforms.

For buyers searching by fitment, this part covers front automatic transmission oil pump seal kit applications on 1999-2013 Chevrolet Silverado 1500, 1999-2013 GMC Sierra 1500, 2002-2011 Cadillac Escalade, 1995-2009 Chevrolet Tahoe, and 1992-2009 GMC Yukon. FAG SS2803 also appears in service listings for 4L60-E, THM700-R4, THM200, and THM325 transmission families where noted in the fitment data.

What It Helps Address

• Transmission fluid leakage at the oil pump seal area
• Seal wear from age, heat, and fluid exposure
• Loss of hydraulic pressure caused by sealing failure
• Service replacement needs during transmission rebuild or repair
• Fitment matching for front automatic transmission oil pump seal applications

Installation Notes and Tips

Verify transmission family, model year, and front-position fitment before installation. Match the seal dimensions to the original component and inspect the pump bore and sealing surface for wear, scoring, or contamination. Clean all mating surfaces thoroughly and follow the vehicle service manual for transmission disassembly, seal placement, and fluid refill procedures.

Quality Assurance

FAG sources seals to meet vehicle manufacturer specifications and uses supplier-controlled design standards for sealing applications. The SS2803 is built for demanding wheel-end and transmission sealing requirements, with material and dimensional specifications listed above for application matching.