The Superlift 2-inch rear block kit for 1999–2010 Ford F-250 and F-350 Super Duty 4WD with 3 5/8-inch axle tube (without top-mounted overload leaf) provides a 2-inch rear lift. The kit includes two cast-iron blocks, four U-bolts and all necessary nuts and washers for installation and is covered by Superlift’s limited lifetime warranty. It’s a hardware-complete, direct-fit option for supported Super Duty models.
Superlift 99-10 Ford F-250 SuperDuty 2in Block Kit w/ 3 5/8 AxleTube w/o Top Mounted Overload Leaf