Wehrli Rear Differential Cover: Dodge Ram 2500 (2003-2018) / Ram 3500 (2003-2018)

Wehrli Rear Differential Cover

2003–2018 Dodge Ram 2500 / 2003–2018 Dodge Ram 3500

WCF100113-BBF

Overview:

The Wehrli Rear Differential Cover is a precision-engineered upgrade designed specifically for Dodge Ram 2500 and 3500 models from 2003 to 2018. Crafted to fit the AAM 11.5-inch rear axle, this fabricated aluminum cover offers enhanced protection and durability for your truck’s differential. Ideal for owners of heavy-duty Dodge Ram trucks who demand reliability and rugged performance, this cover safeguards the differential from impacts, debris, and wear during off-road adventures or heavy towing.

Whether you drive a Cummins diesel or Duramax-powered vehicle, the Wehrli differential cover provides peace of mind by reinforcing a critical drivetrain component. Its robust construction and tailored fitment ensure long-lasting protection without compromising ease of maintenance.

Key Features:

Designed with durability and functionality in mind, the Wehrli Rear Differential Cover delivers several key benefits:

• Precision fit for Dodge Ram 2500 and 3500 models from 2003 through 2018 with AAM 11.5-inch rear axles
• Fabricated from high-quality aluminum for superior strength and corrosion resistance
• Enhanced protection against rocks, road debris, and off-road hazards
• Improved heat dissipation to help maintain optimal differential temperatures
• Blueberry Frost finish for a distinctive, durable appearance
• Compatible with heavy-duty diesel engines including Cummins and Duramax
• Easy access for fluid changes and routine maintenance
• Reinforced design to prevent warping and leaks under extreme conditions

Construction & Design:

The Wehrli Rear Differential Cover is fabricated from premium-grade aluminum, chosen for its excellent strength-to-weight ratio and resistance to rust and corrosion. This material ensures the cover withstands harsh environments and heavy impacts without adding unnecessary weight to the rear axle assembly. The cover’s design incorporates reinforced ribs and a thick gasket surface to provide a secure, leak-free seal.

Its precision CNC manufacturing process guarantees a perfect fit on the AAM 11.5-inch rear axle, maintaining factory tolerances while delivering enhanced durability. The Blueberry Frost powder-coated finish not only adds a sleek, custom look but also provides an additional layer of protection against the elements.

Installation & Fitment:

Installation of the Wehrli Rear Differential Cover is straightforward and requires no modifications to the vehicle. It is designed to bolt directly onto the factory mounting points of Dodge Ram 2500 and 3500 trucks equipped with the AAM 11.5-inch rear axle from 2003 to 2018. The cover allows for easy access to the differential fluid drain and fill plugs, simplifying routine maintenance.

Professional installation is recommended to ensure proper torque specifications and gasket sealing, but experienced DIY enthusiasts will find the process manageable with basic hand tools.

What's Included:

• One fabricated aluminum rear differential cover with Blueberry Frost finish
• High-quality gasket for leak-free sealing
• Complete set of mounting hardware
• Installation instructions

Ideal For:

This differential cover is ideal for Dodge Ram 2500 and 3500 owners who frequently tow heavy loads, drive off-road, or seek to upgrade the durability and appearance of their truck’s rear axle. It is especially suited for enthusiasts running Cummins or Duramax diesel engines who require robust protection for their drivetrain components under demanding conditions.