2011-2019 GMC Sierra HD Full Suspension Lift Kit with Front Shock Extenders & Torsion Max Tool 4WD 4x4 | SUPREME'S NEW HD STEEL LIFT BLOCKS!2x Front Steel Torsion Keys 2x Front Shock Extenders 2x Rear Steel Lift Blocks 4x Premium Electrostatic Powder Coated U Bolts 1x Torsion Key Unloading Tool Installation instructions Precision CNC Machined for Outstanding Performance and Quality Proprietary Protective Coating to Prevent Oxidation, Corrosion & Rust Increase Ground Clearance & Install Custom Plus Sized Rims & Tires IMPORTANT: Fits 4x4 8 Lug Models Only. This kit will NOT work with rear

2x Front Bilstein 4600 Shocks

The differential shims and drop spacer kit have been specially engineered to help correct the pinion angle of your vehicle back to factory specifications

2x 5/8 Stud Extenders for 2WD

Includes 4x Small Rear Brackets

2x Front Spyder Fender Flares

We back this statement with our Lifetime Warranty Policy

Our Pro-Billet Series wheel spacers for Nissan Frontier are precision engineered to widen your track-width

Includes 2x Sway Bar Relocating Brackets

**Canadian models use different size coil springs and the rear coil must be opened up slightly to fit the spacers

please see our kit for trucks with rear lifts installed

increasing leverage of larger tires and the 4WD system

and will upgrade stock U-bolts to heavy duty 5/8" U-bolts