What is the difference between Class A and Class B trucks?

Class A covers larger combination vehicles, while Class B is for single vehicles or smaller combinations. The biggest difference is the limit of the Gross Vehicle Weight Rating (GVWR). Class B Licenses are limited to 10,00 pounds or less. Where the Class A licenses are not limited by weight. Usually, Class A vehicles are larger vehicles with trailers. Where Class B vehicles are buses, box trucks, and other vehicles without a trailer. .