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The Skyjacker 4-inch suspension lift kit for 1973–1987 half-ton GM trucks with 56" springs raises vehicle stance while helping preserve a comfortable ride on and off road. Skyjacker kits include mounting hardware and instructions and are available for 2WD or 4WD setups. Installers should note additional parts may be required to complete a full installation; a limited lifetime warranty is included.
Skyjacker 4"73-87GM 1/2 TON W/56" SPR
