It is not compatible with TrailBoss, AT4, ZR2, MagneRide, 2007 Classic, 2014-2018 Denali, or 2019-2024 new body style 4WD models. [Lift Front Height] - This leveling kit used to adjust the height difference between the front and rear of the vehicle so that the front of the vehicle is level with the rear of the vehicle.
