For Chevrolet Silverado 1500 2007-2022 (Does not fit Trail Boss or AT4) For GMC Sierra 1500 2007-2022 (New Body Style 6 lugs; Does not fit Trail Boss or AT4) Will Fit 6-lug Models Only. Does Not Fit 2019 Gmc Sierra Denali Models With Arc Suspension 2019 / Magna-ride / Auto-leveling Suspension / 2019+ At4 Models Does Not Fit Silverado Non-airbag/auto-ride/ 19+ Trailboss Models Does Not Fit Vehicles With Airbag / Auto-ride Suspension System. Lift amount does NOT equal spacer thickness owing to the suspension geometry. Lift spacer is not equal to the actual spacer thickness. What is a leveling kit? .
