... :375HP Euro3 3.Towing mass: 50T SITOM Heavy-duty 40 ton trailer truck “YOULONG” 6×4 Tractor Truck:Standard ModelOVERALL PARAMETERSTruck modelSTQ4250L7Y9S3Approach ... tonque 1800N.MGearbox ratioForward:12.10,9.41,7.31,5.71,4.46,3.48,2.71,2.11,1 ... 300mm,double-deck sheet(8mm+4mm),Frame width 860mmTire315/80R22.5 tubeless tire,aluminium wheel rimFuel tank430L,aluminium alloyExhaust systemMuffler, anti ...