Description
Protect your drivetrain and improve differential cooling with the aFe POWER Rear Differential Cover for Ford Super Duty trucks equipped with the Sterling 11.6 rear axle. Constructed from high-strength A356 cast aluminum, this premium differential cover is engineered to provide superior durability, increased fluid capacity, and enhanced thermal performance for towing, hauling, off-road adventures, and daily driving.
Designed with both performance and protection in mind, this cover features integrated cooling fins, a magnetic drain plug, and a built-in oil-level plug for easier maintenance and long-term reliability.
Heavy-Duty A356 Cast Aluminum Construction
Built from premium A356 cast aluminum, this differential cover offers exceptional strength and durability compared to the factory cover.
The raw finish with precision-machined fins provides an aggressive appearance while helping dissipate heat more efficiently.
Construction Features
- High-strength A356 cast aluminum
- Raw aluminum finish
- Precision-machined cooling fins
- Increased structural rigidity
- Corrosion-resistant design
- Built for heavy-duty applications
Increased Differential Fluid Capacity
This cover increases oil capacity by approximately 1.46 quarts over stock, helping maintain lower operating temperatures during towing, hauling, and demanding driving conditions.
Additional fluid capacity contributes to improved lubrication and enhanced differential longevity.
Capacity Benefits
- Adds approximately 1.46 quarts over stock
- Improved lubrication performance
- Better thermal stability
- Enhanced drivetrain protection
- Ideal for towing and heavy loads
- Increased service life potential
Advanced Cooling Technology
Integrated internal and external cooling fins help transfer heat from the differential fluid to the surrounding air, reducing operating temperatures under load.
The increased cooling efficiency helps protect gears and bearings during demanding conditions.
Cooling Features
- Internal cooling fins
- External cooling fins
- Improved heat dissipation
- Reduced fluid temperatures
- Enhanced thermal efficiency
- Optimized differential performance
Magnetic Drain Plug Protection
A powerful neodymium magnetic drain plug captures metal particles and debris circulating through the differential fluid, helping reduce wear on internal components.
Protection Benefits
- Neodymium magnetic drain plug
- Captures harmful metal particles
- Helps reduce component wear
- Improved drivetrain protection
- Easier maintenance inspections
- Enhanced long-term reliability
Integrated Oil-Level Plug
The precisely positioned oil-level plug eliminates guesswork during service and helps prevent accidental overfilling.
This feature ensures proper fluid levels are achieved every time maintenance is performed.
Maintenance Advantages
- Prevents overfilling
- Simplifies servicing
- Accurate fluid level verification
- Consistent maintenance results
- Reduced service errors
- User-friendly design
Simple Bolt-On Installation
Designed for a hassle-free installation, this differential cover includes all necessary stainless-steel mounting hardware for a secure and corrosion-resistant installation.
Installation Features
- Direct bolt-on fitment
- Stainless-steel hardware included
- No special modifications required
- Corrosion-resistant fasteners
- Durable mounting solution
- Straightforward installation process
Optional Upgrades Available
For even greater functionality, this differential cover is compatible with optional aFe POWER accessories.
Available Accessories
- PRO Series Deep-Reach Magnetic Fill Plug (PN: 46-00003)
- Oil Level Sight Glass (PN: 46-00001)
These upgrades provide additional monitoring and maintenance convenience.
Vehicle Fitment
Ford F-250 Super Duty
- 2023 Ford F-250 Super Duty 6.7L Power Stroke Diesel
- 2024 Ford F-250 Super Duty 6.7L Power Stroke Diesel
- 2025 Ford F-250 Super Duty 6.7L Power Stroke Diesel
- 2023 Ford F-250 Super Duty 7.3L V8 Gas
- 2024 Ford F-250 Super Duty 7.3L V8 Gas
- 2025 Ford F-250 Super Duty 7.3L V8 Gas
- 2026 Ford F-250 Super Duty 6.7L Diesel & 7.3L Gas*
Ford F-350 Super Duty
- 2023 Ford F-350 Super Duty 6.7L Power Stroke Diesel
- 2024 Ford F-350 Super Duty 6.7L Power Stroke Diesel
- 2025 Ford F-350 Super Duty 6.7L Power Stroke Diesel
- 2023 Ford F-350 Super Duty 7.3L V8 Gas
- 2024 Ford F-350 Super Duty 7.3L V8 Gas
- 2025 Ford F-350 Super Duty 7.3L V8 Gas
- 2026 Ford F-350 Super Duty 6.7L Diesel & 7.3L Gas*
*Verify axle compatibility prior to purchase.
Product Specifications
| Specification | Details |
|---|---|
| Position | Rear |
| Axle Type | Sterling 11.6 |
| Material | A356 Cast Aluminum |
| Finish | Raw Aluminum |
| Cover Bolt Hole Quantity | 16 |
| Drain Plug Included | Yes |
| Filler Plug Included | Yes |
| Gasket/Seal Included | No |
| Mounting Hardware Included | Yes |
| Oil Included | No |
| Increased Capacity | Approx. +1.46 Quarts |
Key Features
- Fits Sterling 11.6 rear axles
- Heavy-duty A356 cast aluminum construction
- Raw finish with machined cooling fins
- Adds approximately 1.46 quarts of fluid capacity
- Internal and external heat-dissipating fins
- Neodymium magnetic drain plug
- Integrated oil-level plug
- Stainless-steel mounting hardware included
- Direct bolt-on installation
- Ideal for towing, hauling, and off-road use
Upgrade your Ford Super Duty's drivetrain protection with the aFe POWER Rear Differential Cover and benefit from improved cooling, increased fluid capacity, enhanced durability, and easier differential maintenance for years of reliable performance.
