Home » Training » Trailer Glossary » Class 8 Truck Class 8 Truck A Class 8 truck is a heavy-duty truck that has a gross vehicle weight rating (GVWR) of more than 33,000 pounds (14,969 kg). They are used for various purposes, such as transporting goods, construction, mining, logging, and firefighting. Class 8 Examples Semi-Trailer TrucksCement TrucksDump TrucksGarbage Trucks Truck Classifications CLASSCATEGORYWEIGHT Class 1Light Duty6,000 lbs or lessClass 2Light Duty6,001 lbs - 10,000 lbsClass 3Medium Duty10,001 - 14,000 lbsClass 4Medium Duty14,001 - 16,000 lbsClass 5Medium Duty16,001 - 19,500 lbsClass 6Medium Duty19,501 - 26,000 Class 7 Heavy Duty26,001 - 33,000 lbs Class 8 Heavy Duty33,001+ lbs Click to share on Facebook (Opens in new window)Click to share on X (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)