When off road, it is inevitable that obstacles and off road hazards will be encountered that could potentially inflict expensive damage to your differential. To prevent this, ARB manufactures the differential cover. Using high tensile nodular iron, it has been engineered to protect the differential and ring and pinion set from any off road hazards. | ARB Differential Cover Dana 50, Dana 60, Land Rover Salisbury 0750001B | Ford F-350 Super Duty (2000-2020) | Black | Compatible with: Dodge Ram 2500 (1994-2002), Ford Excursion (2000-2005), Ford F-250 HD (1997), Ford F-250 Super Duty (1999-2020), Ford F-250 (1973-1999), Ford F-350 Super Duty (2000-2020), Ford F-350 (1973-1997)