Lion Electric layoffs. Neste brings renewable diesel to New Jersey.
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Volvo says its new high-horsepower D17 diesel engine can be part of lower-emission fleet operations. - Photo: Volvo Trucks

Volvo’s 700-Horsepower 'Green' Truck Engine

New length and weight regulations in Sweden make an environmentally friendly case for high-horsepower diesel engines.

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Nominations for HDT's Top Green Fleets are open through May 7. - Image: HDT

HDT is Searching for Trucking's Top Green Fleets of 2024

Is your company a leader in sustainability efforts among trucking fleets? If so, Heavy Duty Trucking's editors want to hear from you.

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Lion Electric said a round of cost-cutting actions will save the OEM $40 million. - Photo: Jack Roberts

Lion Electric Announces Layoffs and Cost-Saving Measures

BEV manufacturer Lion Electric is laying off workers and enacting other cost-saving measures, the company has announced.

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Image: HDT

Get to Know Volvo's Electric Truck Lineup for Europe [Video]

HDT Equipment Editor Jim Park takes us on a walking tour of Volvo Trucks' European lineup of battery-electric cabover trucks.

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New Jersey Fleets now have access to Neste renewable diesel fuel. - Photo: KW Rastall

Neste Expands Renewable Diesel Availability into New Jersey

KW Rastall Oil is the first company in New Jersey to offer Neste renewable diesel fuel to fleets.

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Navistar has developed a three-step consultative approach to help its customers more easily transition to EVs. - Photo: Navistar

Navistar Announces 100 EV-Ready Dealerships

More than 30% of Navistar dealers are now certified to support battery-electric trucks, the OEM has announced.

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Lawsuits continue to target California's GHG emissions rules for commercial trucks. - Image: HDT

California's Clean Air Act Exemption Targeted in Lawsuits Challenging Truck GHG Rules

Does California have the legal authority to enact more stringent greenhouse gas emissions regulations than the federal government? A recent ruling by an appeals court quashed one legal challenge, but it’s just one of several lawsuits targeting the state’s Advanced Clean Fleets and Advanced Clean Trucks rules.

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Do Electric Powertrains Need Transmissions?

Nikola's Tre BEV powertrain boasts continuous power output of 645 hp (at the middle area of the motor's power curve), while advertising 1,069 instantaneous hp at the peak of the...

Multi-speed transmissions are utterly necessary with diesel engines to keep engine operating speed within a very limited bandwidth for performance and efficiency. Electric motor have much broader power and efficiency curves, demanding far fewer gear ratios.

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