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GMC Sierra 3500 HD Transfer Case Parts
This page brings together transfer case parts for the GMC Sierra 3500 HD, covering model years 2007–2024. The range includes remanufactured assemblies, internal components, gaskets, seals, bearings, switches, and service kits. Choose your model year above and this page keeps only the transfer case parts that fit your GMC Sierra 3500 HD. Each listing is matched to our vehicle fitment data before it appears here.
Shop GMC Sierra 3500 HD Parts by Category
What's here for your GMC Sierra 3500 HD
- Transfer case components, including remanufactured units and internal hardware
- Motors for electronic transfer case actuation
- Gaskets and sealing systems, including full gasket kits
- Switches for transfer case position and mode control
- Bearings for rotating transfer case assemblies
- Service kits for comprehensive maintenance and rebuild work
The widest selection here comes from Dorman, SKF, Zumbrota Drivetrain, and Standard Motor Products, covering a broad span of part types and model years. Other categories GMC Sierra 3500 HD owners shop for: GMC Sierra 3500 HD Springs and Suspension Parts, GMC Sierra 3500 HD Air and Fuel Filters and GMC Sierra 3500 HD Shocks and Struts, or browse all GMC Sierra 3500 HD parts and accessories.