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
185 - 260 hp
Power
138 - 194 kW
Torque
631 - 889 lb-ft
Torque
856 - 1205 N•m
Power
185 - 260 hp
Power
138 - 194 kW
Torque
631 - 889 lb-ft
Torque
856 - 1205 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
185 - 260 hp
Power
138 - 194 kW
Torque
631 - 889 lb-ft
Torque
856 - 1205 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
110 - 275 hp
Power
82 - 205 kW
Torque
305 - 730 lb-ft
Torque
414 - 990 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
60 - 85 hp
Power
45 - 63 kW
Torque
158 - 215 lb-ft
Torque
214 - 292 N•m
Power
60 - 85 hp
Power
45 - 63 kW
Torque
158 - 215 lb-ft
Torque
214 - 292 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
60 - 85 hp
Power
45 - 63 kW
Torque
158 - 215 lb-ft
Torque
214 - 292 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
80 - 173 hp
Power
60 - 129 kW
Torque
217 - 580 lb-ft
Torque
294 - 786 N•m
Power
80 - 173 hp
Power
60 - 129 kW
Torque
217 - 580 lb-ft
Torque
294 - 786 N•m
Certification
Tier 2 / Stage II,EPA Tier 2,EU Stage I
Power
80 - 173 hp
Power
60 - 129 kW
Torque
217 - 580 lb-ft
Torque
294 - 786 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