Dorman 926-890 Transfer Case Adapter

Transfer Case Adapter for GM Applications

Dorman 926-890 is a transfer case adapter for vehicles that use a GM-style transmission-to-transfer case connection. It replaces a cracked or damaged original adapter to restore a secure mounting point between the transmission and transfer case. This aluminum adapter includes a new gasket and seal for a complete repair.

Key Features

• Direct replacement transfer case adapter for the transmission-to-transfer case interface
• Durable aluminum construction for service in drivetrain applications
• Includes gasket and seal for sealing the repair area
• Grey finish
• Universal fit design for listed GM truck, SUV, and van applications
• Part number 926-890 for catalog and service reference

Detailed Description

This Dorman transfer case adapter is built to replace a damaged OE adapter and restore the connection between the transmission and transfer case. It is a practical repair for GM trucks, SUVs, and vans where the original adapter has cracked, worn, or lost sealing integrity. The aluminum construction supports a solid drivetrain connection, while the included gasket and seal help complete the repair. This part cross-references GM OE number 15724744 for the same application. Search terms such as transfer case adapter for 1999-2007 Chevrolet Tahoe, transfer case adapter for 2003-2014 GMC Savana 1500, and Dorman 926-890 transfer case adapter help identify the correct drivetrain service part.

What It Helps Fix

• Cracked or broken transfer case adapter housing
• Fluid leakage at the transmission and transfer case interface
• Loose or unstable drivetrain connection at the adapter
• Sealing issues after transfer case service
• Noise or vibration caused by a compromised adapter mounting surface

Installation Notes and Tips

Verify the vehicle’s transfer case and transmission configuration before installation. Clean the mating surfaces thoroughly, inspect the mounting points for damage, and replace worn seals during service. Confirm fitment for the specific application before ordering, especially on 1999-2014 Chevrolet, GMC, Cadillac, and Hummer models listed for this part number 926-890.

Quality Assurance

Dorman manufactures replacement drivetrain components to restore original function on serviceable applications. This adapter is made from aluminum and supplied with sealing components for a complete repair.

Vehicle Fitment

• Fits 2003-2014 Chevrolet Express 1500, N/A
• Fits 2003-2014 GMC Savana 1500, N/A
• Fits 2007 Chevrolet Avalanche, N/A
• Fits 2007 Chevrolet Silverado 1500 Classic, N/A
• Fits 2000-2007 Chevrolet Suburban 1500, N/A
• Fits 1999-2007 Chevrolet Tahoe, N/A
• Fits 2007 GMC Sierra 1500 Classic, N/A
• Fits 1999-2007 GMC Yukon, N/A
• Fits 2000-2007 GMC Yukon XL 1500, N/A
• Fits 2003-2007 Hummer H2, N/A
• Fits 2002-2006 Cadillac Escalade, N/A
• Fits 1999-2000 Cadillac Escalade, N/A
• Fits 2003-2006 Cadillac Escalade ESV, N/A
• Fits 2002-2006 Cadillac Escalade EXT, N/A
• Fits 2002-2006 Chevrolet Avalanche 1500, N/A
• Fits 1999-2006 Chevrolet Silverado 1500, N/A
• Fits 1999-2006 GMC Sierra 1500, N/A
• Fits 2001-2003 GMC Sierra 1500 HD, N/A
• Fits 1999-2001 Chevrolet Silverado 2500, N/A
• Fits 1999-2001 GMC Sierra 2500, N/A
• Fits 2000 Chevrolet Suburban 2500, N/A
• Fits 2000 GMC Yukon XL 2500, N/A