ENGINE | Detroit DD13 ENGINE HP | 450 TRANSMISSION | Detroit D12 ENGINE BRAKE | Yes FRONT AXLE | 13,300 Lb. Capacity REAR AXLE | 40,000 Capacity SUSPENSION | Airliner Air Suspension REAR AXLE RATIO | 2.85 BRAKES | Air Disc TIRES | Front Micheline X Line Energy 275/80R22.5, Rear Micheline XDN2 275/80R22.5 WHEELS | Polished Aluminum EXHAUST | Single Horizontal STEERING | Power, Tilting AIR SLIDE FIFTH WHEEL | Yes BLOCK HEATER | Yes DEF | Yes FUEL TANK | (2) 120 Gal. CAB | Sleeper CAB SUSPENSION | Air HEAT & A/C | Yes APU | Yes ADDITIONAL FEATURES | Bendix Blindspotter System, Collision Mitigation System, Microwave Cabinet, Refrigerator Cabinet, Battery Disconnect Switch, Shoreline Plug WHEELBASE | 235”