... head , heavy truck, steyr tractor truck Axle form:6X4 ,trailer,towing,trailer Power:420HP,386HP,340HP,290HP, howo tractor headSinotruck howo tractor truck, SINOTRUKHOWO truck ... 6x4. Tractor truck , heavy duty tuckAxle form: ... ,386HP,340HP,290HP,270HPName vehicles Tractor truck Types of vehicles TractorVehicle models ZZ4257N3247C1English ...