What is the biggest difference between heavy truck, tractor and truck?
Cards are reinforced, such as tires, steel plates, transmission shafts, and engines, gearboxes
As the name suggests is a tractor pulling a trailer, you said the truck should only is a single truck, the biggest difference is the tractor front and container are separated, with a traction wheel together, truck is one of the front and the container are packed in a frame.