Fuel efficiency is always top of mind. Cummins is delivering measurable gains with the new Cummins X15 GHG 27 engine—up to 4% ...

Cummins added to its ISX15 engine lineup with 400-, 450- and 475-hp ratings with 1,850 lb.-ft. of torque, designed for high-load applications or terrains requiring strong pulling power Cummins ...

Cummins engines, especially the newer ones like the ISX, generally have a wider powerband than DD15 engines, allowing them to operate better at a range of operating speeds. The ISX line of Cummins ...