Peterbilt Motors Co. showed off the latest version of its "SuperTruck" at the 2014 Mid America Trucking Show; a tractor-trailer designed and tested in partnership with engine-maker Cummins as well as other suppliers under the auspicies of the U.S. Deparment of Energy that can achieve 10.7 mpg in on-highway operation.
Sean Kilcarr is a former longtime FleetOwner senior editor who wrote for the publication from 2000 to 2018. He served as editor-in-chief from 2017 to 2018.