Cat 6 Cylinder 12.4 L Diesel 390 hp Engine • 2014 US EPA Label • Requires Diesel Exhaust Fluid • Automated Transmission • 20000 lb Front Axle • 46000 lb Rears • 66000 lb GVWR • Air Ride Cab • Aluminum Front Wheels • 425/65R22.5 Front Tires • 11R22.5 Rear Tires • Dual Steering Boxes • Double Frame • Hendrickson Haulmaax Rubber over Walking Beam Suspension • 223 in Wheelbase • PTO • Continental Mixer Unit • 3 Removable Chutes