This Chevrolet Silverado 2500HD delivers a Turbocharged Diesel V8 6.6L/403 engine powering this Automatic transmission. TRANSMISSION, ALLISON 1000 6-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive, electronic engine grade braking and tow/haul mode, TRAILERING WIRING PROVISIONS, FOR CAMPER, FIFTH WHEEL AND GOOSENECK TRAILER includes additional 7-way wiring harness is located at the rear of the pickup box attached to the rear frame cross member, STEERING WHEEL, HEATED, LEATHER WRAPPED WITH AUDIO AND CRUISE CONTROLS.* This Chevrolet Silverado 2500HD Features the Following Options *DRIVER ALERT PACKAGE includes (UFL) Lane Departure Warning, (UEU) Forward Collision Alert, Safety Alert Seat and (UD5) Front and Rear Park Assist , REAR AXLE, 3.73 RATIO, PEDALS, POWER-ADJUSTABLE, PAINT, SOLID, LICENSE PLATE KIT, FRONT, LANE DEPARTURE WARNING, HIGH COUNTRY PREFERRED EQUIPMENT GROUP includes standard equipment, GVWR, 10,000 LBS. (4536 KG), FORWARD COLLISION ALERT, EXHAUST BRAKE.