Following last year's update of the light duty Ram 1500, the heavy duty Ram trucks get a refresh for 2025 with a redesigned Cummins 6.7L diesel and more tech

Powering the most basic Ram 2500 and 3500 pickups is still the 6.4-liter gasoline-burning Hemi V8, which drops 5 hp, now delivering 405 hp and 429 lb-ft of torque, pushed through an eight-speed ZF HD 8HP75 transmission.

It's a little late for Christmas, but Ram has officially unwrapped its latest 2500 and 3500 Heavy Duty trucks At the core of the 2025 Ram Heavy Duty lineup are two engine choices.The new 6.7-liter Cummins High-Output Turbo Diesel engine produces 430 horsepower and a class-leading 1,