2016 Caterpillar 725C2 Articulated Water Truck. SN CAT0725CT2T300209. Cab/Air. Klein K-500 Water Tank. 5,000 Gallon Capacity. 30/65R25 Rubber. Rear and Side Discharge. 30/65R25 Rubber. Cat Diesel Engine. Hour Meter Reads: 6,280 Hours.