The 2021 RAM 1500 is available as a 4-door, 5-seat regular side. Starting at $34,645, the 2021 RAM 1500 HFE 4x2 Quad Cab is powered by a 3.6LL , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 26-mpg on the highway. The top of the line 2021RAM1500HFE 4x2 Crew Cab Short Box , priced at $ 42,240 , is powered by a 3.0LL , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 23-mpg in the city and 33-mpg on the highway.