On-highway engines
You've got freight to move, deadlines to meet, goals to achieve. We've got a solid history of providing the best, most innovative engine technology to help you get the job done. Cummins delivers the right technology at the right time for you and your operation.
Engineering the next generation of power
Power
260 - 350 hp
Power
194 - 261 kW
Torque
620 - 750 lb-ft
Torque
841 - 1017 N•m
Certification
EPA 2007
Power
195 - 230 hp
Power
145 - 172 kW
Torque
420 - 500 lb-ft
Torque
569 - 678 N•m
Certification
EPA 2007
Power
195 - 195 hp
Power
145 - 145 kW
Torque
420 - 420 lb-ft
Torque
569 - 569 N•m
Certification
EPA 2007
Power
2310 - 2700 hp
Power
1723 - 2013 kW
Torque
6987 - 7979 lb-ft
Torque
9473 - 10818 N•m
Certification
Tier 4 Final/Stage V,EPA Tier 3,EU Stage III,EPA Tier 2,EU Stage I,EPA Tier 1,EPA Tier 4
Power
1398 - 1875 hp
Power
1042 - 1398 kW
Certification
Tier 4 Final/Stage V,EPA Tier 2,EU Stage I
Power
1400 - 1600 hp
Power
1044 - 1193 kW
Torque
4707 - 5041 lb-ft
Torque
6382 - 6835 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
1500 - 2000 hp
Power
1119 - 1491 kW
Torque
4846 - 5805 lb-ft
Torque
6570 - 7871 N•m
Certification
Tier 4 Final/Stage V,EPA Tier 2,EU Stage I
Power
1800 - 2400 hp
Power
1342 - 1790 kW
Torque
6000 - 7051 lb-ft
Torque
8135 - 9560 N•m
Certification
Stage V
Power
1400 - 2400 hp
Power
1044 - 1790 kW
Torque
1200 - 7051 lb-ft
Torque
1627 - 9560 N•m
Certification
Stage V,Tier 2 / Stage II,Tier 3 / Stage IIIA,EPA Tier 2,EU Stage II,EPA Tier 3,EU Stage IIIA,EU Stage V
Power
2000 - 2500 hp
Power
1491 - 1864 kW
Torque
5805 - 7081 lb-ft
Torque
7871 - 9601 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Maximizing fluid economy in a heavy-duty diesel powertrain begins long before a new truck delivers its first load.
May 18, 2026
Engine nostalgia or not, Cummins’ latest X15 diesel is its most reliable heavy-duty engine yet, improving total cost of ownership for fleets and owner-operators.
February 04, 2026
When shopping for new trucks, experts say fleets and owner-operators should look past the sticker price and focus on the total cost of ownership (TCO).
January 26, 2026
From tough terrain across the United States for UPS to steep grades in Canada, Cummins’ X15N natural gas engine has spent its first year proving it can handle heavy hauls while delivering near-zero emissions at a lower fuel cost than diesel.
December 23, 2025
What if the stuff we throw away could keep trucks moving? In this episode of Power Onward, Kim sits down with Dave to talk about renewable natural gas, aka RNG, and how it turns things like landfill trash, cow manure, and food waste into clean, usable fuel.
November 05, 2025
Fleets that are already using natural gas trucks stand to gain additional value by expanding with Cummins’ portfolio of natural gas engines.
October 24, 2025
Fleets and owner-operators have long known that extending oil change intervals can lead to significant cost savings and environmental benefits.
July 14, 2025
There comes a point when technology can prove less than convenient.
May 07, 2025