Functions: The leveling lift kit keeps the front and rear level of the vehicle. Increase the distance between the vehicle and the ground. Prevent chassis rubbing, allow you to install larger tires and rims. Applications: 2011-2020 CHEVROLET SILVERADO 2500HD 2WD 4WD (8-LUG) 2011-2020 CHEVROLET SILVERADO 3500HD 2WD 4WD (8-LUG) 2011-2020 GMC SIERRA 2500HD 2WD 4WD (8-LUG) 2011-2020 GMC SIERRA 3500HD 2WD 4WD (8-LUG) Specifications: Color: Black Install Location: Front Lift Height: 2-4 inch .