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The Tuff Country rear block and u‑bolt kit for 1986–1989 Toyota 4Runner 4WD (with a 3.75-inch rear axle) supplies a 3-inch rear lift by inserting a cast iron block between the axle and leaf spring. The kit includes lift blocks and extended zinc-plated u‑bolts matched to the application. Intended for rear-axle use, this kit offers an economical lift option for older 4Runner setups.
Tuff Country 86-89 Toyota 4Runner 4wd (w/ 3.75in Rear axle) 3in Rear Block & U-Bolt Kit
