Aerodynamic wheel covers can deliver small but meaningful fuel-economy gains for fleets, and Deflecktor says its latest design aims to make the technology easier and more affordable to deploy.

Peterbilt doubled its electric truck portfolio. The American truck maker added three new medium-duty models to its lineup. All three are powered by LFP batteries that can be charged at up to 350 kW.

Loosening emissions regulations might have taken some of the sizzle off zero-emissions trucks in the near term, but Paccar is undeterred and is rolling out new medium-duty models for its Peterbilt and ...