1988-1998 GMC K1500 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts 2007 Classic Supreme Shackle Drop Kits are

Supreme Shackle Drop Kits are engineered to lower the rear end of your truck by a full 2"

2x CNC Machined Rear Lift Spacers

Each bracket is manufactured from High-Strength Steel and precision laser cut for a perfect fit

2x Front Polymer Lift Spacers

perfect fitment and easy installation

1988-1998 GMC K1500 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts 2007 Classic Supreme Shackle Drop Kits are2x Rear Lift Blocks with 9 16" Single Pin 4x Premium Forged Flat Top U Bolts Installation Hardware We are proud to introduce our New Heavy Duty Steel Lift Blocks, precision engineered by our experts not only to lift your truck but to improve your ride quality and comfort as well as lifetime use. The 1" Heavy Duty Steel Blocks are constructed from one solid block of Steel, while the 1. 5", 2" and 3" Rear Lift Blocks are precision machined from ONE 1 4"