... train chassis 51Model&Operation waydatong gearbox long distance control Front axle patternFist H-type structure, Hubei front ... valve,fast valve,water valve,dryer.Braking systemhand control valve, spring brakeBraking systemDouble-line airbrake,pedal brake ... loctate high position water expand tank Suspension/Power control system4point suspension,distant accelerograph draw bench controlCompression ratio ...