Product updated on 2021-03-19, Air liftAIR:89289, 2014 to 2021 Ram 2500 AirLift LoadLifter 5000 Ultimate Plus with stainless steel air lines, The Air Lift internal, jounce bumper helps to absorb shock even with zero air pressure! And who doesn't want stainless steel parts? Especially when they protect your system from the road's rage. , LoadLifter5000 Air Spring Kit by Air Lifts are specifically engineered for hauling or towing heavy loads. LoadLifter 5000 air springs are designed to fit popular vehicles and pickup trucks, motor homes, commercial trucks and other severe uses.