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Dorman 600-125 Transfer Case Housing - FrontOE Quality 60-Day Returns
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Part #: 600-125

Dorman 600-125 Transfer Case Housing - Front

Front
⚙️ 27 vehicles fit this part
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Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 2500, Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 3500
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Overview of Dorman Transfer Case Housing 600-125

The Dorman transfer case housing 600-125 is engineered for durability and precise fitment. Designed specifically for Chevrolet and GMC heavy-duty trucks, this aluminum alloy housing provides reliable support for your vehicle's transfer case assembly.

  • Constructed from lightweight, corrosion-resistant aluminum alloy
  • Measures 19 inches in length for exact fitment
  • Features 17 mounting holes for secure installation
  • Finished in silver to resist wear and corrosion
  • Includes one transfer case housing per package

Durable Aluminum Alloy Construction

This transfer case housing is made from high-quality aluminum alloy, offering a balance of strength and weight reduction. The silver finish enhances corrosion resistance, making it suitable for demanding environments encountered by Chevrolet Sierra 2500 HD and GMC Sierra 3500 trucks. The 19-inch length and 17 mounting holes ensure compatibility and secure attachment within the transfer case system.

Compatible Vehicles and Applications

The Dorman 600-125 transfer case housing is compatible with a range of Chevrolet and GMC heavy-duty models, including:

  • Chevrolet Sierra 2500 HD
  • Chevrolet Sierra 3500
  • Chevrolet Silverado 2500 and 2500 HD Classic
  • Chevrolet Silverado 3500 and 3500 Classic
  • GMC Sierra 2500 HD and 3500

Common Issues Addressed by This Transfer Case Housing

  • Cracked or damaged transfer case housing due to impact or wear
  • Leaks caused by housing deformation or corrosion
  • Misalignment affecting transfer case operation
  • Mounting hole damage leading to insecure installation
  • Corrosion compromising housing integrity

Installation Notes and Tips

When installing the Dorman transfer case housing 600-125, ensure all mounting surfaces are clean and free of debris. Verify that the 17 mounting holes align correctly with the vehicle’s transfer case assembly. Use manufacturer-recommended torque specifications to avoid over-tightening. It is advisable to inspect related seals and components during installation to maintain optimal transfer case performance.

Quality Assurance and Warranty

Dorman transfer case components are manufactured to meet or exceed OEM standards. The 600-125 housing undergoes rigorous quality control to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship to provide confidence in your purchase.

BrandDorman
Part Number600-125
ColorSilver
Length19
MaterialAluminum Alloy
Mounting Hole Quantity17
Package Contents1 Transfer Case Housing

This part fits 27 vehicles. Search below:

YearMakeModelPositionNotes
2007ChevroletSilverado 2500 HD ClassicFrontManual Shift Transfer Case.
2007ChevroletSilverado 3500 ClassicFrontManual Shift Transfer Case.
2006ChevroletSilverado 2500FrontManual Shift Transfer Case.
2006ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2006ChevroletSilverado 3500FrontManual Shift Transfer Case.
2006GMCSierra 2500 HDFrontManual Shift Transfer Case.
2006GMCSierra 3500FrontManual Shift Transfer Case.
2005ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2005ChevroletSilverado 3500FrontManual Shift Transfer Case.
2005GMCSierra 2500 HDFrontManual Shift Transfer Case.
2005GMCSierra 3500FrontManual Shift Transfer Case.
2004ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2004ChevroletSilverado 3500FrontManual Shift Transfer Case.
2004GMCSierra 2500 HDFrontManual Shift Transfer Case.
2004GMCSierra 3500FrontManual Shift Transfer Case.
2003ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2003ChevroletSilverado 3500FrontManual Shift Transfer Case.
2003GMCSierra 2500 HDFrontManual Shift Transfer Case.
2003GMCSierra 3500FrontManual Shift Transfer Case.
2002ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2002ChevroletSilverado 3500FrontManual Shift Transfer Case.
2002GMCSierra 2500 HDFrontManual Shift Transfer Case.
2002GMCSierra 3500FrontManual Shift Transfer Case.
2001ChevroletSilverado 2500 HDFrontManual Shift Transfer Case.
2001ChevroletSilverado 3500FrontManual Shift Transfer Case.
2001GMCSierra 2500 HDFrontManual Shift Transfer Case.
2001GMCSierra 3500FrontManual Shift Transfer Case.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12478078

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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