Specifications
- Brand
- Wehrli
- Part #
- WCF100113-FB
- UPC
- WCF100113-FB

Wehrli 01-19 Chevrolet Duramax/03-19 Dodge Cummins 11.5in AAM Rear Diff. Cover - Flat Black
$423.23
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Wehrli fabricated aluminum differential cover for 11.5in AAM rear axles. Flat black finish improves looks and resists corrosion.
Key Features
- Fits 2001-2019 Chevrolet/GMC Silverado/Sierra 2500 HD and 3500 HD, 2001-2006 Chevrolet/GMC Sierra 3500, 2003-2010 Dodge Ram 2500 and 3500, and 2011-2018 Ram 2500 and 3500 models with the 11.5-inch AAM rear axle.
- Constructed from fabricated aluminum for reduced weight and improved corrosion resistance compared to stock steel covers.
- Features a durable flat black single-stage powder coating for a clean appearance and added protection.
- Includes a convenient drain plug to simplify differential fluid changes.
- Comes with stainless steel hardware for installation, helping to prevent rust and ensure a solid connection.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
Fabricated from aluminum, this differential cover from Wehrli Custom Fab is built for the 11.5-inch AAM rear axle found in many Chevrolet, GMC, and Dodge/Ram heavy-duty trucks. The aluminum construction is lighter than stock and resists corrosion, while the flat black powder coating gives it a clean, updated look that holds up well over time. This cover is a solid option for anyone looking to upgrade the appearance and durability of their rear differential.
This cover is designed to fit a wide range of popular trucks, including the 2001-2019 Chevrolet Silverado 2500 HD and 3500 HD, as well as the 2003-2010 Dodge Ram 2500 and 3500, and the 2011-2018 Ram 2500 and 3500 models. It comes with a drain plug, making fluid changes easier, and includes stainless hardware for installation, which helps prevent rust and corrosion at the mounting points. The well-built nature of this cover means it's ready for daily driving and heavier use.
Specifications
- Brand
- Wehrli
- Manufacturer Part #
- WCF100113-FB
- UPC
- WCF100113-FB
Frequently Asked Questions
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