aFe Pro Series 9.5 Rear Differential Cover

2019–2020 GM Silverado / Sierra 1500 9.5" Rear Axle

Part #: 46-71140B

Overview

The aFe Pro Series 9.5 Rear Differential Cover is designed to enhance the durability and cooling performance of your GM Silverado or Sierra 1500's rear axle. Crafted from high-quality cast aluminum, this cover not only provides superior strength but also features integrated fins that aid in dissipating heat generated during spirited driving or heavy-duty use. Its increased oil capacity ensures your differential stays properly lubricated, reducing wear and extending service life.

Ideal for truck enthusiasts, off-road adventurers, and daily drivers seeking reliable performance, this differential cover offers a perfect balance of protection and heat management. Whether you're towing, hauling, or enjoying spirited drives, you'll benefit from improved gear cooling and maximum gear protection, helping your vehicle perform at its best under demanding conditions.

Key Features

The aFe Pro Series Differential Cover incorporates several advanced features designed to optimize your vehicle's rear axle performance:

• Constructed from durable cast aluminum with a black powder coat finish for corrosion resistance and a sleek appearance.
• Integrated machined fins that significantly improve heat dissipation, helping to maintain optimal operating temperatures during intense driving or heavy loads.
• Increased oil capacity compared to the factory cover, providing better lubrication and reducing the risk of overheating.
• Dual Neodymium magnetic plugs for maximum gear protection by capturing metal particles and preventing contamination from circulating within the differential.
• Large oil level sight glass and calibration plug set to the factory oil level, simplifying maintenance and ensuring proper fluid levels without overfilling.
• Precision cast design that fits GM 9.5" rear axles, specifically engineered for a perfect fit and easy installation.
• Enhanced durability and heat resistance, making it suitable for off-road, towing, and high-performance applications.

Construction & Design

This differential cover is meticulously engineered from high-strength cast aluminum, offering a lightweight yet robust solution for protecting your rear axle components. The cast fins are cast directly into the housing, providing an efficient heat sink that helps keep differential temperatures in check during demanding driving conditions. The black powder coat finish not only adds a rugged aesthetic but also provides excellent corrosion resistance, ensuring long-lasting performance in various environments.

The cover features a large sight glass for quick visual inspection of gear oil levels and a calibration plug that allows precise oil level adjustments to factory specifications. The dual magnetic plugs are strategically placed to attract and hold metal shavings and debris, preventing them from circulating and causing wear within the differential gears. Overall, the design emphasizes durability, heat management, and ease of maintenance, making it a reliable upgrade for your vehicle's rear axle system.

Installation & Fitment

The aFe Pro Series 9.5 Rear Differential Cover is designed for a straightforward bolt-on installation. It mounts directly onto the factory rear axle housing using existing bolt holes, with no cutting, drilling, or complex modifications required. The included hardware and detailed instructions facilitate a quick and secure installation process. The cover's precise fit ensures a leak-free seal and optimal performance, making it an ideal upgrade for those looking to improve their vehicle's differential cooling and protection without extensive downtime.

What's Included

• Cast aluminum differential cover with integrated fins
• Dual Neodymium magnetic plugs
• Large oil level sight glass
• Calibration plug
• All necessary mounting hardware and gaskets
• Installation instructions

Ideal For

This differential cover is perfect for truck owners who frequently tow or haul heavy loads, off-road enthusiasts tackling challenging terrains, or anyone seeking to extend the lifespan and reliability of their GM Silverado or Sierra 1500 rear axle. Its superior heat dissipation and gear protection features make it a valuable upgrade for demanding driving conditions.