I am getting ready to order what I hope will be the last new truck I ever buy. I'm almost 65, retiring soon, and buying a used 5th wheel camper or toy hauler. The truck I am spec'ing out is a 2022 Ram 3500 Tradesman 6.5' bed, HO Cummins, Aisin trans, 3.73 rear with gooseneck/fifth wheel prep. I...