Both, Navistar and Cummins, will work together on the development of hydrogen powered Class 8 electric truck. The project is funded by the U.S. Department of Energy’s (DOE) Office of Energy Efficiency and Renewable Energy (EERE). $7 million is awarded for the completion of this project. The prototype fuel cell Class 8 truck will pass through a year-long field test. Link to the news: https://ngtnews.com/cummins-navistar-partner-on-development-of-hydrogen-fuel-cell-truck