Wehrli Fluorescent Green Rear Diff Cover: Dodge Ram 2500 (2003-2010) / Ram 2500 / Ram 3500 (2011-2018)

Wehrli Rear Differential Cover

2003–2018 Dodge Ram 2500 / Ram 3500

WCF100113-FG

Overview:

The Wehrli Fluorescent Green Rear Differential Cover is a premium upgrade designed specifically for Dodge Ram 2500 (2003–2010) and Ram 2500/3500 (2011–2018) models equipped with the AAM 11.5 rear axle. Crafted to enhance both durability and style, this fabricated aluminum cover offers superior protection for your rear differential against harsh off-road conditions and heavy-duty use. Ideal for truck enthusiasts and professionals who demand reliability and rugged performance, this cover also adds a vibrant visual accent with its fluorescent green finish.

Whether you’re tackling tough trails, hauling heavy loads, or simply want to reinforce your drivetrain’s defense, the Wehrli differential cover delivers peace of mind with its robust construction and precision fitment tailored to Dodge Ram heavy-duty trucks.

Key Features:

Engineered for strength and longevity, the Wehrli Rear Differential Cover includes a range of features designed to improve your vehicle’s rear axle protection and maintenance convenience:

• Constructed from high-grade fabricated aluminum for exceptional strength and corrosion resistance
• Fluorescent green powder-coated finish for enhanced visibility and distinctive styling
• Designed specifically for the AAM 11.5-inch rear axle found in Dodge Ram 2500 and 3500 models (2003–2018)
• Increased fluid capacity to improve differential cooling and extend gear oil life
• Integrated magnetic drain plug to capture metal debris and simplify fluid changes
• Precision CNC-machined mounting surfaces for a perfect, leak-free fit
• Reinforced ribbing to resist impact damage and maintain structural integrity under heavy loads
• Compatible with Duramax and Cummins diesel engines, supporting heavy-duty applications

Construction & Design:

The Wehrli differential cover is expertly fabricated from durable aluminum, chosen for its excellent strength-to-weight ratio and resistance to rust and corrosion. The cover’s design incorporates reinforced ribs that add rigidity and protect the differential housing from rocks, debris, and trail hazards. Its fluorescent green powder coat not only provides a striking appearance but also offers an additional layer of protection against environmental wear.

Every cover undergoes precision CNC machining to ensure exact bolt hole alignment and a tight seal, preventing leaks and contamination. The increased fluid capacity design helps maintain optimal operating temperatures, which is critical for heavy-duty trucks subjected to demanding conditions.

Installation & Fitment:

Installation of the Wehrli Rear Differential Cover is straightforward and requires no modifications to your Dodge Ram 2500 or 3500. It bolts directly onto the factory AAM 11.5 rear axle housing using existing mounting points. The included magnetic drain plug simplifies maintenance by allowing easy fluid changes without removing the entire cover. This direct-fit design ensures a secure, leak-free installation that can be completed with basic hand tools.

What’s Included

• Fabricated aluminum rear differential cover with fluorescent green powder coat
• Magnetic drain plug pre-installed
• Mounting hardware kit
• Installation instructions

Ideal For:

This differential cover is perfect for Dodge Ram 2500 and 3500 owners who demand enhanced protection and durability from their drivetrain components. It is especially suited for off-road enthusiasts, heavy haulers, and anyone looking to upgrade the factory differential cover for improved cooling, maintenance ease, and standout style. Compatible with both gas and diesel-powered trucks, including those equipped with Duramax and Cummins engines, it supports a wide range of heavy-duty applications.