Van / Enclosed Box:
Is a cargo body type having an enclosed body integral to the frame of the motor vehicle or trailer. This should not be use for auto transporters or open hopper cargo bodies utilizing a protective cover. It applies to both enclosed trailers and cargo vans. This is the most common cargo body type for trucks.
Cargo Tank:
Is a cargo body type designed to transport dry bulk (fly, ash, etc.), liquid bulk (gasoline, milk, etc.) or gas bulk (propane).