1999-2007(Classic) GMC Sierra 1500 Full Suspension Lift Kit w/ Shims, Tool & Extended Pro Comp Shocks 4WD 1980 *Does not fit GMC Sierra

*Does not fit GMC Sierra Denali models with ARC Suspension / Magna-Ride / Auto-Leveling Suspension/ 2019+ AT4 Models

Using Heavy-Duty GMAW seam and fillet welding processes we reinforced it's structure with a 1/4" Thick CNC Plasma Cut Center Support Structure and a 9/16th Center Pin to ensure stability

NOTES: Fits 4WD Models only

2x Cold-Forged Steel MAX Torsion Keys

To ensure that our add-a-leafs have the same lifetime warranty as all our other parts

1999-2007(Classic) GMC Sierra 1500 Full Suspension Lift Kit w/ Shims, Tool & Extended Pro Comp Shocks 4WD 1980 *Does not fit GMC Sierra2x Front Lift Steel Torsion Keys 2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts 2x Pinion Alignment Shims 1x Torsion Key Unloading Tool 2x Front Pro Comp Extended Shocks 2x Rear Pro Comp Extended Shocks Installation Instructions IMPORTANT: May require extended U Bolts for overloads. Fits 6 Lug models ONLY Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision