Timken SL260214 Transfer Case Output Shaft Seal - Rear

Transfer Case Output Shaft Seal for GM and Dodge

The Timken SL260214 is a rear transfer case output shaft seal for select Chevrolet, GMC, and Dodge trucks and SUVs. It is a direct-fit sealing component for New Process 261C and 263C transfer case applications with a 56mm shaft where specified.

• Rear transfer case output shaft seal
• Fits select New Process 261C and 263C transfer case applications
• Built for 56mm shaft configurations where noted
• Direct replacement for common OE-style service repairs
• Cross-references Gates 21768 and National 710771 for the same application

Fitment and Application Details

Compatible With 2001-2007 Chevrolet Silverado 1500, rear; 2001-2007 Chevrolet Tahoe, rear; 2001-2007 GMC Sierra 1500, rear; and other listed GM truck and SUV applications. This part number, SL260214, also covers select Dodge Ram transfer case applications listed below.

Fits 2007 Chevrolet Avalanche, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 Chevrolet Silverado 1500, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 Chevrolet Silverado 2500 HD, rear, New Process 261C, 263C; 56mm Shaft. Fits 2007 Chevrolet Silverado 3500 Classic, rear, New Process 261C; 56mm Shaft. Fits 2007 Chevrolet Silverado 3500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 Chevrolet Suburban 1500, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 Chevrolet Tahoe, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 GMC Sierra 1500, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 GMC Sierra 2500 HD, rear, New Process 261C, 263C; 56mm Shaft. Fits 2007 GMC Sierra 3500 Classic, rear, New Process 261C; 56mm Shaft. Fits 2007 GMC Sierra 3500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 GMC Yukon, rear, New Process 261C; 56mm Shaft. Fits 2001-2007 GMC Yukon XL 1500, rear, New Process 261C; 56mm Shaft. Fits 2002-2006 Chevrolet Avalanche 1500, rear, New Process 261C; 56mm Shaft. Fits 2002-2006 Chevrolet Avalanche 2500, rear, New Process 261C; 56mm Shaft. Fits 2005-2006 Chevrolet Silverado 1500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2003 Chevrolet Silverado 1500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2006 Chevrolet Silverado 3500, rear, New Process 261C; 56mm Shaft. Fits 2005-2006 GMC Sierra 1500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2003 GMC Sierra 1500 HD, rear, New Process 261C; 56mm Shaft. Fits 2001-2006 GMC Sierra 3500, rear, New Process 261C; 56mm Shaft. Fits 2001-2005 Chevrolet Blazer, rear, New Process 261C; 56mm Shaft. Fits 2001-2005 GMC Jimmy, rear, New Process 261C; 56mm Shaft. Fits 2001-2004 Chevrolet Silverado 2500, rear, New Process 261C, 263C; 56mm Shaft. Fits 2001-2004 GMC Sierra 2500, rear, New Process 261C, 263C; 56mm Shaft. Fits 2002 Dodge Ram 2500, rear, Non Transfer Case ID # 52105024A and Non Transfer Case ID # 52105025AC. Fits 2000-2001 Dodge Ram 1500, rear, New Process Transfer Case 241 (Heavy Duty). Fits 2000-2001 Dodge Ram 2500, rear, New Process Transfer Case 241 (Heavy Duty).

Common Repair Uses

• Rear transfer case fluid seepage at the output shaft
• Visible wetness around the transfer case tail housing
• Service replacement during transfer case maintenance
• Seal wear from age, mileage, or shaft movement
• Leak repair on Chevrolet Silverado, GMC Sierra, and Dodge Ram drivetrains

Installation Notes and Tips

Verify the transfer case model, shaft size, and vehicle application before installation. Clean the sealing surface thoroughly and inspect the output shaft for grooves or damage that could affect seal life. Confirm the rear position and the listed New Process transfer case identification details for an accurate match.

Quality Assurance

Timken sealing components are built for service replacement in drivetrain applications and are selected for precise fitment in the listed vehicles. The SL260214 part number is used across multiple OE-style cross references, including Gates 21768 and National 710771.