Cummins ISX12N+Endurant HD N Powertrain

The ISX12N+Endurant HD N is a fully integrated natural gas powertrain featuring a rating of 400 hp and 1,450 lb.-ft. torque.

Cumminslo 10108212

Cummins Inc. and Cummins Westport Inc. announces the ISX12N+Endurant HD N powertrain is a fully integrated natural gas powertrain which is now available for heavy-duty customers.

  • Combines ISX12N near zero natural gas engine and Endurant HD N 12-speed automated transmission 
  • Well suited for heavy-duty regional haul fleets looking to lower emissions 
  • Available with a rating of 400 hp (298.3 kW) and 1,450 lb.-ft. (1,965.9 Nm) torque
  • Can operate with 100% compressed natural gas (CNG), liquid natural gas (LNG) or renewable natural gas (RNG)
  • Rreduces smog-forming NOx emissions by 90% compared to current Environmental Protection Agency (EPA) standard
  • System is credited with a neutral to negative carbon index, resulting in net greenhouse gas (GHG) emissions at or below zero when operated using RNG
  • Endurant HD N automated transmission was optimized for integration with the ISX12N natural gas engine and features new software functionality and calibrations
  • New diaphragm spring clutch on Endurant HD N transmission meets load requirements of the engine while protecting it for optimal performance
  • Integration between the engine and transmission results in improved launch performance, improved low-speed maneuverability and smoother shifts compared to previous natural gas engines and automated manual transmission combinations

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