Supreme Suspensions - Chevy Silverado GMC Sierra 1500 1" to 3" Front Steel Torsion Keys + 2" Rear Billet Blocks with UBolts Full Suspension Leveling Lift Kit 4WD 4x4 Includes Torsion Bar Unloading Tool PRO Fits: 1999-2007 (Classic) Chevrolet Silverado 1500 4WD, 1999-2007 (Classic) GMC Sierra 1500 4WD Designed to Lift your front end 1 to 3 inches and rear end 2 inch while maintaining factory ride quality U-Shaped design covers both sides of the cross member firmly to distribute load evenly when removing torsion keys Kit includes: 2x Front Max Carbon-Steel Torsion Keys, 2x Rear Pro Billet Lift Blocks, 4x Zinc Plated U-bolts, 1x Carbon-Steel Torsion Max Tool, Installation Hardware, Supreme Pro Signature Stickers and Bottle opener