Freightliner's Coronado has been a premium product since its unveiling as a road tractor more than nine years ago. Stiff pricing and serious competition has kept it rare, though maybe that adds to its ...
After nearly five years and $1.5 billion in development, the new heavy-duty Detroit Diesel DD15 engine was unveiled Oct. 19 at the company’s plant in Redford, Mich. The six-cylinder, inline DD15 ...