Home > Vehicles > RAM RAM Models Select a RAM model to compare model years and view verified component failure histories. Published RAM Models 1500 1500 2WD 1500 4WD 1500 CLASSIC 2WD 1500 CLASSIC 4WD 1500 HFE 2WD 1500 HO 4WD 1500 RHO 4WD 1500 TRX 4WD 1500 WARLOCK 4WD 2500 3500 C/V C/V CARGO VAN PROMASTER PROMASTER CITY