... .Lighten weight than usual type 3. Fifthwheel: 50mm or 90mm 6 Wheeler Tractor Truck Truck Model ZZ4187V3517N1BTruck Brand SINOTRUK-HOWO A7Driving ... technology, made in China)Brand SINOTRUKModel D12.42 water-cooled,four strokes,6 cylinders in line,turbocharged, directly injectionFuel type Diesel Horse ... various heights and angles, air suspension seat,etc. EURO V 6 Wheeler Tractor Truck