This Ram 2500 boasts a Intercooled Turbo Diesel I-6 6.7 L/408 engine powering this Automatic transmission. WHEELS: 20 X 8.0 POLISHED ALUMINUM -inc: Tires: LT285/60R20E OWL On/Off Road, WHEEL TO WHEEL SIDE STEPS, TRANSMISSION: 6-SPEED AUTOMATIC (68RFE) -inc: 3.42 Rear Axle Ratio.* This Ram 2500 Features the Following Options *QUICK ORDER PACKAGE 2FH LARAMIE -inc: Engine: 6.7L I6 Cummins Turbo Diesel, Transmission: 6-Speed Automatic (68RFE)|TIRES: LT285/60R20E OWL ON/OFF ROAD, REMOTE START SYSTEM, RADIO: UCONNECT 8.4AN AM/FM/SXM/HD/BT/NAV -inc: HD Radio, Media Hub (SD, USB, AUX), 1 Year Trial (Registration Required), 5-Year SiriusXM Travel Link Service, 5-Year SiriusXM Traffic Service, GPS Navigation, SiriusXM Travel Link, SiriusXM Traffic, Harman Radio Manufacturer, Uconnect Access, 8.4 Touchscreen Display, POWER SUNROOF, POWER ADJUSTABLE PEDALS W/MEMORY, MANUFACTURER'S STATEMENT OF ORIGIN, LOWER TWO-TONE PAINT, KEYLESS GO -inc: Remote Proximity Keyless Entry, GVWR: 10,000 LBS.* The Experts' Verdict...*As reported by Edmunds: Monumental torque with diesel and automatic powertrain; high-quality cabin; Mega Cab's roomy rear seat; highly off-road-capable Power Wagon version; quiet, comfortable ride.