1.0" Lift Block Kit - Anodized 6061-T6 Billet Aluminum Construction Includes Extended U-Bolts and Hardware Assembled with Heavy Duty Steel Centering Pin Designed for Use with PRO-TRUCK Sport Shocks One-Year Warranty Compatible Vehicles2019 to 2022 CHEVROLET/GMC Silverado/ Sierra 1500 1500 WT Custom LT RST LTZ Z71 High Country 5.3L/6.2L 2WD/4WD SIERRA SLE ELEVATION SLT Crew Cab 5.3L/6.2L 2WD/4WD GMT T1X 1.0" 2020 to 2022 CHEVROLET/GMC Silverado/Sierra 1500 LT RST LTZ HIGH COUNTRY Crew Cab 3.0 Diesel 4WD Sierra SSLE ELEVATION SLT Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX +1.0"