Water Truck Peterbilt 2015 579 MX13 engine 450HP Jake brake automatic transmission, AC working. All around tires are good. new water tank 4000 gallons 3/16 plate new steel we roll our own tanks unique tear shape for better gravity point, 6-inch gravity dump valve on the back, loading tube 3-inch back flow protection. New water pump 4x3 75PSI 800 gallon per minute pump, 2 front 2 side and 2 rear sprayers air controlled from the interior of the cab, 3-inch draft system (suck water for pond). truck has been serviced new oil filters, new air filters and new diesel filter no codes on the dash ready to work!