Famous Dongfeng 6*4 tractor pulling truck: 1Advanced design and appearance 2Factory direct sales. ... of the tractor.The tractor only provide the forward pulling force.Towing the semi trailer to run. But don ... truck,semi-trailer,fire engine,spares,refrigerator truck,water wagon,tractor,high-altitude water truck,bulk cement truck,chemical ... Hubei Province China Famous Dongfeng 6*4 tractor pulling truck