2x Front Lift Steel Torsion Keys2x Shock Extenders with Hardware1x Torsion Key Unloading ToolInstallation instructionsFITS: 2001-2010 GMC 1500HDOur Max-Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck without sacrificing ride quality. This kit replaces your factory torsion key and is precision indexed to lift and level your front end any amount from 1" to 3". We’ve engineered our shock extenders to provide our customers with the option to reuse the vehicle’s factory shock absorbers to avoid the need to purchase expensive aftermarket extended shocks. Our extenders are laser cut from high-carbon steel to provide precision fitment and extreme strength at your shock mounting point. Coated with a long lasting, durable finish to prevent corrosion, and completed with high-strength hardware to keep everything secure.Also included in this kit is our extremely Heavy Duty torsion key installation tool. Don’t spend hours trying to locate, borrow or rent a generic key removal tool just to find out it won’t work for your truck. Our torsion key tools are application specific to ensure the fastest, easiest, and safest installation possible.NOTES: Fits HD models only. 8-lug models only. An alignment is always recommended when adjusting the height of your truck.