1999-2007(classic) GMC Sierra 1500 Rear Suspension Lift Kit Blocks & U Bolts 2WD 4WD Non-Overload2x Billet Rear Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts Installation Instructions IMPORTANT: Fits 6 Lug & Non Overload Models Only. Our Pro Billet Series rear lift kits are precision engineered to lift and level your truck. The rear lift blocks are machined from 6061 T6 aircraft aluminum, then an anodized coating is applied to protect from rusting. Unlike steel blocks that are cut out and welded together, our Pro

then Zinc coated

Cosmetic Damage

Each block is Precision CNC Machined from T6 Billet Aluminum and finished with an Anodized Coating to protect them against corrosion and rust

Billet aluminum is a great material for use in suspension applications as it has an immensely high strength to weight ratio along with a superior level of corrosion resistance compared to many other metals on the market

Torsion Key Unloading Tool

Nitro Gas Charged Max Performance Shocks optimized for up to 4" Lifted Applications for Improved Suspension Dynamics

and look of your Cadillac CTS/XTS

Will not fit models with 3rd-row seat and tow package

5" Outer Diameter

2x Front Pro Comp Extended Shocks

as longer U-Bolts are required

and 2019 models with 5/8 Rear Center Pin