The 2021 Ram Heavy Duty becomes even more capable by offering up to 1,075 pound-feet (1,458 Newton-meters) of torque, which is 75 lb-ft (102 Nm) more than last year. The extra muscle lets the pickup tow up to 37,100 pounds (16,828 kilograms) when using a gooseneck hitch, which is 2,000 pounds more than previously.

To achieve the extra 75 lb-ft, the Cummins-sourced inline-six turbodiesel has higher boost limits from its variable geometry turbo and a higher flow rate for the fuel system.
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