The Energy Department is announcing up to $137 million in investments for two programs designed to develop next-generation fuel-efficiency technologies in...

The No. 1 consideration when spec’ing a truck is payload. The weight of the payload determines the engine displacement, transmission, size of tires, and...

According to AAA research, non-Top Tier gasoline caused 19 times more engine deposits than Top Tier brands, but three-quarters of U.S. drivers still pick a...

There are a variety of upfitting trends occurring in today’s commercial fleet market. Here are the top trends currently influencing chassis, auxiliary...

Day-cab tractors have lagged behind sleeper equipped models in aerodynamic development fleets are missing out of fuel efficiency gains, according to the...

The prolonged drop in fuel prices shows no signs of abating in the foreseeable future, which is positive since lower prices are making a dent in overall...

Mack Trucks picked Earth Day in Austin, Texas – said to be one of the country’s most “green” cities – to announce its 2017-model powertrain products,...

The U.S. Senate has approved an energy bill that reauthorizes a federal program that works with truck manufacturers and suppliers to improve fuel efficiency.

From order-to-delivery (OTD) and upfit challenges to the constant need to manage fuel expenses due to the overall total miles traveled, downtime is not an...

The U.S. Department of Energy (DOE) will award $12.5 million in grants and form a consortium to improve the operating efficiency of medium and heavy trucks,...