19 Apr Allison Transmission Earns Certification from California Air Resources Board for eGen Flex™ Electric Hybrid Propulsion System
INDIANAPOLIS--(BUSINESS WIRE)--Allison Transmission today announced it has received certification from the California Air Resources Board (CARB) for the model year 2022 eGen Flex™ electric hybrid propulsion system paired with Cummins B6.7 and L9 engine...