2011-2019 GMC Sierra HD Full Suspension Lift Kit & Shock Extenders 4WD 4x4 | SUPREME'S NEW HD STEEL LIFT BLOCKS! Model:3500HD IMPORTANT: Does NOT fit Mega-Cab

IMPORTANT: Does NOT fit Mega-Cab models

IMPORTANT: Fits 4x4 Models Only

Our easy install kit bolts right on and requires no cutting or grinding

our plates are clear coated to protect them from the elements with the frame crafted from durable ABS polymer

Our Pro-Billet Series Adapters are CNC machined from solid blocks of T6 Aircraft Billet and receive a special anodized coating

2011-2019 GMC Sierra HD Full Suspension Lift Kit & Shock Extenders 4WD 4x4 | SUPREME'S NEW HD STEEL LIFT BLOCKS! Model:3500HD IMPORTANT: Does NOT fit Mega-Cab2x Front Steel Torsion Keys 2x Front Shock Extenders 2x Rear Steel Lift Blocks 4x Premium Electrostatic Powder Coated U Bolts 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 OVERLOADS or DUALLY Models, as