Paccar PX-7 6 Cylinder 6.7 L Diesel 350 hp Engine • Allison 3000 6-Speed Automatic Transmission • 12000 lb Front Axle • 21000 lb Rears • Spicer Drive Axles • 5.57:1 Axle Ratio • Air Ride Cab • Aluminum Wheels • 11R22.5 Front Tires • 295/75R22.5 Rear Tires • Spring Suspension • 155 in Wheelbase • 2000 gal Steel Tank • PTO Driven Pump • Hose Reel • Front Spray • Rear Spray • Side Spray