LAS VEGAS — Navistar Inc.’s S13 integrated powertrain for its on-highway trucks is the manufacturer’s last new internal combustion engine. It is the strongest signal yet that legacy truck makers are embracing electric trucks with zero tailpipe emissions.
Combined with aerodynamic styling, the new powertrain that goes into production in July 2023 offers up to 15% better fuel efficiency than the current A26 engine and Eaton Cummins Endurant transmission in Navistar’s flagship on-highway...
https://www.freightwaves.com/news/navistars-new-internal-combustion-engine-will-be-its-last