2x Front Steel Torsion Keys2x Rear Steel Lift Blocks4x?Extended U-BoltsInstallation instructionsPrecision CNC Machined for Outstanding Performance and QualityProprietary Protective Coating to Prevent Oxidation, Corrosion & RustIncrease Ground Clearance & Install Custom Plus Sized Rims & TiresIMPORTANT: Fits 4x4 8-Lug Models Only. This kit will NOT work with rear OVERLOADS or DUALLY Models, as longer U-Bolts are required. Please contact us if interested.Our 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 are proud to introduce the Low Weight HD Steel Lift Blocks Lift Blocks precision machined from ONE Piece of Forged Steel. Our Heavy Duty Steel rear blocks are constructed with one 3/4th Center Pin to ensure stability, perfect fitment and easy installation.We've also made sure the extended U-bolts we provide rise to expectation, being ISO 9001 certified and stamped. NOTES: Fits 4WD models only. Front torsion keys are adjustable anywhere from 1" to 3". A torsion bar puller (can be rented at most chain auto stores), or 5 ton gear puller is required for install. We also offer this tool with our kits in our other listings. An alignment is always recommended after altering the height of your vehicle.