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The Skyjacker suspension block and U-bolt kit for 1987–1988 GMC V1500 Suburban provides a 4.5‑inch rear lift and helps correct pinion angle to reduce driveline vibration. Tapered ductile‑iron blocks with fixed center pins pair with e‑coated U‑bolts for corrosion resistance. U‑bolts are offered in various shapes and lengths to match axle configurations, and the kit includes a limited lifetime warranty.
Skyjacker 1987-1988 GMC V1500 Suburban Suspension Block and U-Bolt Kit
