---tab Description--- SPELAB Differential Cover for Ford F150 (1997-2017) – Heavy Duty Performance Upgrade Note: Please confirm your vehicle’s axle model and specifications before purchasing to ensure proper fitment. If you have any questions, feel free to contact us via online consultation or after-sales email: service@spelabautoparts.com. Key Benefits Enhanced Cooling Performance: Superior heat dissipation through extensive cooling fins. Durable Construction: Made from high-quality A380 aluminum. Easy Maintenance: Features such as magnetic drain plug and sight glass for effortless oil changes and monitoring. Extended Differential Lifespan: Efficient lubrication pathways reduce wear and tear. Corrosion Resistance: Anti-rust coating ensures longevity. Function: Protects the differential, seals the differential, stores differential fluid. Innovative points: 1. The external heat sink design increases the contact area between the differential cover and the surrounding air, enhancing heat dissipation performance.2. The internal diversion groove design aligns with the direction of liquid flow in the differential gear's rotation, ensuring maximum flow rate for better lubrication.3. The use of aluminum alloy material significantly improves cooling performance compared to the commonly used iron material. When comparing billet to cast products, billet items are often considered more durable and built for long-lasting performance.4. An external observation mirror with a floating ball is used to monitor the oil level. Traditional observation mirrors in the market may darken over time, reducing visibility. Therefore, the floating ball allows us to monitor the oil level even if the mirror darkens. 5. The outside with black wrinkle paint providing rust resistance. Specifications： Shipping Fast Shipping Policy: The order will be dispatched within 1-2 business day, and the package will arrive within your order's estimated date. Please click Shipping Policy for more details. Easy Return Policy: Every order comes with a 14-day free return which means you don't have to pay for a return slip. Please click Return Policy for more details. ---tab Fitment--- Note: The year and model may not guarantee compatibility. Please confirm whether the axle is Ford 9.75″ 12 Bolts. Compatible Differentials Ford 9.75″ (9 3/4 inch), ’08 ’10 Ford 9.75″ (9 3/4 inch) , ’00 ’07 Ford 9.75″ (9 3/4 inch), ’99 only Ford 9.75″ (9 3/4 inch), ’11 & up Ford 9.75″ (9 3/4 inch), ’97 ’98 Ford 9.75 (9 3/4 inch), ’12 & up 35 Spline Compatible Make / Model Year Make Model Engine 2011-2026 Ford F-150 5.0L V8 (Coyote) 2011-2014 Ford F-150 6.2L V8 2011-2026 Ford F-150 3.5L EcoBoost Twin Turbo V6 2015-2026 Ford F-150 2.7L EcoBoost Twin Turbo V6 2018-2023 Ford F-150 3.3L V6 2018-2021 Ford F-150 3.0L Power Stroke Turbo Diesel V6 2009-2010 Ford F-150 5.4L Triton V8 1997-2010 Ford F-150 4.6L Modular V8 1997-2008 Ford F-150 4.2L Essex V6 2001-2004 Ford F-150 5.4L Supercharged V8 1994-1996 Ford F-150 4.9L...