Rancho RS6218 Differential Cover Features: Added Axle And Internal Gear Protection Manufactured From High-Strength Nodular Iron Ribbed External Construction For Added Strength Durable Textured Black Powder-Coat Finish Durable Red Powder-Coat Finish Dana 30 only Height: 5.25 Width: 14.50 Length: 15.00 Weight: 8.20 lbs