The 2021 Ram ProMaster is available in 18 different wheelbase and roof height configurations.
2020 Ram 1500 Diesel Reaches 32 MPG on the Highway
FCA's diesel-powered 1/2-ton pickup has received an EPA rating of 32 miles per gallon in highway driving, 22 mpg in city driving, and 26 mpg in combined driving when it's set up with a rear-wheel drivetrain.