Allison collaborates with Cummins for electric hybrid system
Allison Transmission and Cummins are collaborating on an electric hybrid propulsion system. The project will integrate and certify a Cummins B-Series engine with the Allison eGen Flex electric hybrid propulsion system ready for 2027. eGen Flex is designed to be capable of operating up to 50% of a bus’s typical route in engine-off mode, intended […]