CUMMINS ENGINE, 10 SPEED, SLEEPER, 13,200 LBS FRONT AXLE, 40,000 LBS REAR AXLES, AIR SLIDE 5TH WHEEL AIR RIDE SUSPENSION, TANDEM AXLES 295/75R22.5 ON ALUMINUM WHEELS, GVWR 53,200, SHOWING 724,137 MILES, VIN 3HSDJAPR5FN527032