The rating of a truck is dependent on the total truck weight.
The Class 8 truck gross vehicle weight rating (GVWR) is a GVWR exceeding 33000 lb (14969 kg).
These also include tractor-trailer tractors, "straight-trucks" or single-unit dump trucks of a GVWR over 33,000 lb, as well as non-commercial chassis fire trucks; such trucks typically have 3 or more axles.
Volvo unveils prototype self-driving semi-truck built for long hauls.
Volvo Autonomous Solutions and Aurora have achieved the next milestone in their partnership to jointly develop on-highway autonomous trucks in the U.S. A prototype...
The Peterbilt 379 is a Class 8 truck, produced by the Peterbilt division of PACCAR from 1987 to 2007. Serving as the successor to the 359, the 379 was a conventional-cab truck configured primarily for highway use.