DIESEL ENGINE, 10 SPEED TRANSMISSION, CONDO SLEEPER WITH SEATS, 12,000 LBS FRONT AXLE, 40,000 LBS REAR AXLES, AIR SLIDE 5TH WHEEL, AIR RIDE SUSPENSION, TANDEM AXLES, 295/75 R22.5 TIRES, GVWR 52,000 LBS, VIN 1FUJA6AV74LM28997