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The Environmental Protection Agency is proposing its first new rules governing heavy-truck nitrogen oxide emissions in two decades, but engine manufacturers say the proposals would be difficult to meet and counterproductive because they could slow the move to cleaner technology.

Self-driving-vehicle technology developer ������ý announced Penske Truck Leasing will serve as the truck maintenance service provider for Torc’s autonomous test fleet.

Volvo Trucks North America announced TransEdge Truck Centers recently became the truck maker’s first certified electric vehicle dealer in Pennsylvania.

Electric truck startup Nikola said in its first-quarter earnings report on May 5 that it delivered its first semi-trucks to customers in April.

As the cost of diesel rises, so does trucking companies’ interest in technology to monitor and improve miles per gallon.

TuSimple has added Werner Enterprises Inc.’s roadside service network to others that will provide support to customers operating in “driver-out” SAE Level 4 autonomous mode on its Autonomous Freight Network.

Power management company Eaton Corp. reported first-quarter net income and revenue rose, and it reached record Q1 segment margins, or the amount of profit or loss produced by one component of a business.

A federal proposal to consider requiring speed limiters on new commercial trucks has drawn mixed reactions from trucking and safety groups.

Meritor Inc. reported fiscal second-quarter net income dipped and revenue increased primarily driven by higher truck production in most global markets and pricing actions.

Cummins Inc. reported first-quarter net income fell as it posted all-time record quarterly revenue.