2020-2026 GMC Sierra 2500 Differential Covers

Built for heavy-duty rear axle service, 2020-2026 GMC Sierra 2500 Differential Covers help seal the differential housing and can add a clean, finished look underneath the truck. Many styles also bring extra fluid capacity or better housing coverage for work and towing use.

Material, depth, and finish usually matter most when comparing these covers. Some options lean toward a low-profile look, while others stand out with a bold cast or machined design that matches the truck well.

Related upgrades often go hand in hand with a rear-end build, including 2020-2026 GMC Sierra 2500 Cold Air Intakes, 2020-2026 GMC Sierra 2500 Bed Covers & Tonneau Covers, and 2020-2026 GMC Sierra 2500 Transmission & Transfer Case. Matching parts like these can help keep the truck looking coordinated from the engine bay to the bed and drivetrain.