Wehrli Rear Differential Cover

Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (03-18)

WCF100113-BC

Overview:

The Wehrli Bronze Chrome Rear Differential Cover is a premium upgrade designed specifically for Dodge Ram 2500 and 3500 models from 2003 through 2018. Engineered to fit the robust AAM 11.5-inch rear axle, this cover offers enhanced protection and durability for heavy-duty trucks equipped with Duramax or Cummins engines. Ideal for truck owners who demand reliability and style, the cover features a custom two-stage bronze chrome powder-coated finish that resists corrosion and adds a distinctive look to your vehicle’s undercarriage.

Whether you use your Ram for towing, hauling, or off-road adventures, this fabricated aluminum differential cover provides superior strength and improved fluid capacity to help maintain optimal axle performance under demanding conditions.

Key Features:

Designed with both form and function in mind, the Wehrli Rear Differential Cover offers a range of features that enhance your truck’s drivetrain protection and maintenance convenience:

• Precision-fabricated from high-quality aluminum for lightweight strength and durability
• Custom two-stage bronze chrome powder coating for long-lasting corrosion resistance and a unique aesthetic
• Engineered specifically for the AAM 11.5-inch rear axle found in Dodge Ram 2500 and 3500 trucks (2003–2018)
• Includes stainless steel hardware and a magnetic drain plug for easy fluid changes and debris collection
• Increased fluid capacity to improve cooling and lubrication of differential components
• Heavy-duty construction designed to withstand off-road impacts and heavy loads
• Direct bolt-on fitment with no modifications required
• Compatible with both Duramax and Cummins diesel engines

Construction & Design:

The Wehrli Rear Differential Cover is expertly crafted from fabricated aluminum, chosen for its excellent strength-to-weight ratio and resistance to rust and corrosion. The cover’s robust design reinforces the rear differential housing, providing added protection against rocks, debris, and rough terrain encountered during off-road driving or heavy-duty use.

The bronze chrome finish is applied through a meticulous two-stage powder coating process, ensuring a durable, chip-resistant surface that maintains its appearance over time. Stainless steel fasteners and a magnetic drain plug complement the design, offering corrosion resistance and practical maintenance benefits.

Installation & Fitment:

Installation is straightforward and user-friendly, requiring no special tools or modifications. The cover bolts directly onto the factory mounting points of the AAM 11.5-inch rear axle, ensuring a secure and precise fit. The included stainless steel hardware and drain plug simplify routine differential fluid changes, making maintenance easier and more efficient.

This differential cover is specifically designed to fit Dodge Ram 2500 and 3500 models from 2003 to 2018, guaranteeing compatibility and optimal performance for these heavy-duty trucks.

What's Included:

• Fabricated aluminum rear differential cover with bronze chrome powder coat finish
• Stainless steel mounting hardware
• Magnetic drain plug for fluid changes and metal debris collection
• Installation instructions

Ideal For:

This differential cover is perfect for Dodge Ram 2500 and 3500 owners who demand enhanced durability and protection for their rear axle. It is especially suited for:

• Truck enthusiasts who frequently tow heavy loads or haul equipment
• Off-road drivers seeking additional protection against impacts and debris
• Owners looking to improve differential fluid capacity and cooling
• Anyone wanting to upgrade the factory differential cover with a stylish, corrosion-resistant option

Wehrli Custom Fabrication (WCFab) is a diesel performance and metal fabrication specialist building upgraded hard parts and engineered solutions for Duramax, Cummins, and Power Stroke trucks. Known for high-quality fabrication and truck-focused product development, WCFab supports everything from tow rigs to race-oriented diesel builds where durability, airflow, and heat management matter.