aFe STREET SERIES

2011–2025 GM Gas Trucks/SUV 9.5" Rear Axle

Part #: 46-71140A

Overview

The aFe STREET SERIES Raw Front Differential Cover with Machined Fins is engineered to enhance the durability and cooling performance of your GM gas trucks and SUVs equipped with 9.5-inch rear axles. Designed specifically for enthusiasts who demand reliable performance and improved heat dissipation, this differential cover is a perfect upgrade for daily drivers, off-road adventurers, and performance enthusiasts alike.

Constructed from high-quality cast aluminum, this cover offers a lightweight yet robust solution that withstands the rigors of demanding driving conditions. The integrated fins increase the surface area for heat dissipation, helping to keep your differential oil cooler during extended or spirited driving sessions. The increased oil capacity further supports optimal lubrication, reducing wear and extending the lifespan of your differential components.

Key Features

The aFe STREET SERIES Differential Cover is packed with features that deliver both performance and durability:

• All-aluminum construction provides a lightweight, corrosion-resistant housing that enhances durability and heat management.
• Cast in fins increase surface area for superior cooling, helping to maintain optimal operating temperatures under heavy loads or high-performance driving.
• Increased oil capacity improves lubrication and helps prevent overheating during extended use.
• Neodymium magnetic drain plug attracts and captures metallic debris, aiding in gear protection and maintenance.
• Calibration plug set allows you to set the oil level precisely to the factory specifications, preventing overfilling and ensuring proper lubrication.
• Designed specifically for GM 9.5-inch rear axles, ensuring a perfect fit and straightforward installation.

Construction & Design

The differential cover is crafted from durable cast aluminum, offering a perfect balance of strength and weight savings. The cast-in fins are engineered to maximize surface area for heat dissipation, helping to keep differential temperatures in check during demanding driving conditions. The all-aluminum design resists corrosion, ensuring long-lasting performance in various environments.

The inclusion of a Neodymium magnetic drain plug provides an added layer of gear protection by capturing metallic particles that can cause wear over time. The calibration plug set allows for precise oil level adjustments, ensuring your differential is properly lubricated without overfilling, which can lead to leaks or other issues.

Installation & Fitment

The aFe STREET SERIES Differential Cover is designed as a direct bolt-on replacement for the factory cover on GM 9.5-inch rear axles. Installation is straightforward and typically requires basic hand tools. No cutting, drilling, or special modifications are necessary. The included hardware and precise fitment ensure a secure seal and proper alignment, making it a hassle-free upgrade for your vehicle.

• Easy bolt-on installation with standard hand tools
• No cutting or drilling required
• Includes all necessary hardware and mounting components

For optimal performance, it is recommended to inspect and replace the differential fluid according to your vehicle manufacturer’s guidelines after installation.

What's Included

• All-aluminum differential cover with machined fins
• Neodymium magnetic drain plug
• Calibration plug set
• Necessary mounting hardware and gaskets

Ideal For

• Performance enthusiasts seeking improved cooling and durability
• Off-road drivers who demand reliable gear protection in tough conditions
• Daily drivers looking to extend differential lifespan
• Anyone upgrading their GM 9.5-inch rear axle for enhanced performance