The Superlift 2-inch block kit for 1999–2010 Ford F-250 and F-350 Super Duty 4WD with 3 7/8-inch axle tube and top-mounted overload leaf provides a practical rear lift while preserving overload components. It supplies two cast iron blocks, four U-bolts and the nuts and washers required for installation. Superlift includes a limited lifetime warranty with this kit.
Superlift 99-10 Ford F-250 SuperDuty 2in Block Kit w/ 3 7/8 AxleTube & Top Mounted Overload Leaf