Most construction people don't need a dualie because they're not hauling heavy equipment. Need a skid steer, trencher, scissor, lift or other heavy equipment a

Most construction people don't need a dualie because they're not hauling heavy equipment. Need a skid steer, trencher, scissor, lift or other heavy equipment and you quickly enter dualie territory. That being said, an F-250, F-350, F-450 are all essentially the same truck. Same engine. Mostly just stiffer suspensions on the heavier duty trucks.