International HV607 w/ 4,000 Gallon Water Tank, Cummins L9 370 Hp Diesel, Allison 3000 Rds Automatic With Pto Provision, Gvwr 58,000 Lb, Front Axle 18,000 Lb, Rear Tandem 40,000 Lb, Wheelbase 197 In, Frame 120,000 Psi Heat Treated Rail, Tank Capacity 4,000 Gal With Crosswise And Longitudinal Baffles, Pto Driven Water Pump 350 Gpm, Two Front Spray Heads And Two Rear Spray Heads With In-Cab Controls, Side Spray And Gravity Bar, Hose Reel, Dot Lighting And Backup Alarm, Estimated Water Load 33,360 Lb, Tank Dimensions Approximately 198 In Length 96 In Width 64.75 In Height.