2019-2024 1500 4" Lift Kit (44-39420)Description A significant amount of engineering and development has gone into this specialty 4" lift kit. Everything from the skid plate, drop differential brackets, HD cast iron knuckles, and strut extensions eliminate the common ball joint binding issue these 1500 models have. Effectively providing you with a durable lift kit that will never compromise factory geometry, just give you that increase in ground clearance and improved articulation for