Wehrli Rear Differential Cover

2019–2024 Ram 2500 / Ram 3500 Cummins

WCF100114-RED

Overview:

The Wehrli Red Rear Differential Cover is a premium upgrade designed specifically for the rear axle of 2019 to 2024 Ram 2500 and Ram 3500 trucks equipped with Cummins engines. Crafted to enhance durability and protection, this fabricated aluminum cover replaces the factory differential cover to provide superior strength and improved heat dissipation. Ideal for truck owners who demand reliability and rugged performance under heavy-duty conditions, the Wehrli cover offers peace of mind during towing, hauling, and off-road adventures.

Finished in a vibrant red two-stage powder coating, this cover not only delivers functional benefits but also adds a striking visual upgrade to your truck’s rear axle assembly. The inclusion of stainless steel hardware and a built-in drain plug ensures long-lasting corrosion resistance and convenient maintenance.

Key Features:

Engineered for strength and longevity, the Wehrli Rear Differential Cover includes the following key features:

• Fabricated from high-quality aluminum for enhanced durability and lightweight performance
• Custom red two-stage powder coat finish for corrosion resistance and eye-catching style
• Stainless steel hardware included to prevent rust and ensure secure installation
• Integrated stainless steel drain plug for easy fluid changes and maintenance
• Precision fitment tailored for 2019–2024 Ram 2500 and 3500 models with Cummins engines
• Improved heat dissipation to help maintain optimal differential temperatures under heavy loads
• Reinforced design to protect the differential from impacts and debris during off-road use

Construction & Design:

This differential cover is expertly fabricated from premium-grade aluminum, chosen for its excellent strength-to-weight ratio and resistance to corrosion. The aluminum construction not only adds structural rigidity to the rear axle housing but also aids in dissipating heat generated during demanding driving conditions. Wehrli Custom Fabrication applies a durable two-stage powder coating in a signature red finish, providing a tough protective layer that resists chipping, fading, and environmental damage.

The cover’s design incorporates a stainless steel drain plug, allowing for hassle-free fluid changes without removing the entire cover. All mounting hardware is stainless steel, ensuring long-term durability and resistance to rust in harsh environments. The precise engineering guarantees a perfect fit on Ram 2500 and 3500 models from 2019 through 2024, maintaining factory sealing and preventing leaks.

Installation & Fitment:

Installation of the Wehrli Rear Differential Cover is straightforward and designed to be a direct bolt-on replacement for the factory cover. No modifications to the axle housing or differential components are required. The included stainless steel hardware ensures a secure and leak-free fit. This cover fits the rear axle of Ram 2500 and Ram 3500 trucks equipped with Cummins engines from model years 2019 through 2024, making it an ideal upgrade for owners seeking enhanced protection and style.

What's Included:

• Fabricated aluminum rear differential cover with red two-stage powder coating
• Stainless steel mounting hardware kit
• Stainless steel integrated drain plug
• Installation instructions

Ideal For:

The Wehrli Red Rear Differential Cover is perfect for Ram 2500 and 3500 owners who frequently tow heavy loads, drive off-road, or operate their trucks in demanding conditions where enhanced differential protection is critical. It is also an excellent choice for enthusiasts looking to upgrade their truck’s appearance with a durable, custom-finished component that stands out while providing functional benefits.

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.