Machine description: 1997 Mack RD690S water truckMiles: 394,051 on odometerHours: 25,887 on meterVIN: 1M2P264C9VM023031Unit #: 08.27EngineMackDisplacement: 12.0LCylinders: 6Fuel type: DieselTransmissionManualSpeed: 7Chass... more info about the 1997 Mack RD690S.