The Superlift 3-inch rear block kit for 1969–1972 Chevy 1/2 and 3/4 ton pickup 4WD applications provides a 3-inch rear lift using cast iron blocks sized for these vintage 4WD trucks. Included are two cast iron blocks, four U-bolts and all nuts and washers needed for installation, and the kit carries a limited lifetime warranty.
Superlift 69-72 Chevy 1/2 and 3/4 Ton Pickup 4WD 3in Rear Block Kit