1999-2007 (Classic) GMC Sierra 1500 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts2x Rear Lift Blocks with 9 16" Single Pin 4x Premium Forged Flat Top U Bolts Installation Hardware Notes: Will fit 6 Lug Models Only. Please check you rear suspension setup before ordering. 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

4x Extended Square Bend U-bolts

Cutting corners is awesome when driving your truck

Jeep Wrangler JK Wheel Spacers increase inner wheel clearance

4WD: Comes with 5/8" Stud Extenders that fit 4WD models ONLY

Safe Working Load 1

Our Pro-Billet Series rear lift kits are precision engineered to lift and level your truck

1x MAX-Torsion Bar Loading/Unloading Tool

We complete this kit with high grade hardware and extended OEM spec premium electrostatic powder coated U-Bolts

5" and 3" front and 1"

Front custom designed screen print graphic

Supreme Suspensions has the best products with the best prices

Also we have included two bump stop relocation spacers that will ensure correct bump stop clearance and prevent suspension from bottoming out