Heavy-Duty Trucks.
Cummins heavy-duty engines are built to handle every kind of weather, load and road. Long haul, short haul and everything in-between, there's a Cummins engine to meet every need. With superior performance, unsurpassed fuel economy, exceptional durability and rock-solid reliability.
For great fuel economy with strong performance and an excellent power-to-weight ratio, check out Cummins ISM.
For higher horsepower with dual overhead cams and an integrated engine brake, your best choice is Cummins ISX.