This GMC includes: Optional Equipment: Safety and Security Driver and passenger convex spotter mirrors Rear mounted camera Rear parking sensors Convenience Power door mirrors Manual folding door mirrors Comfort Ventilated driver and front passenger seats Heated steering wheel Transmission Allison 1000 6-Speed Automatic Transmission with Overdrive Allison 6-speed automatic Overdrive transmission PTO transmission provision Lock-up transmission Transmission electronic control Auxiliary power take-off Automatic Exterior and Appearance Side assist steps Non-metallic paint Exterior badging Chrome hub wheel covers Manual extendable trailer mirrors 20 x 8-inch front and rear polished forged aluminum wheels LT265/60SR20 AT BSW front and rear tires Front license plate bracket Black door mirrors Seating Perforated Nuance Leather-Appointed Seat Trim Heated and Cooled Front Seats Heated driver and front passenger seats Ventilated driver and front passenger seats Driver seat with 2-way power lumbar Front passenger seat with 4-way power lumbar Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control Mechanical 10,000 lbs (4,536 Kg) GVWR Powertrain and Mechanical Diesel Compression ignition system Dual lead acid batteries Engine block heater Engine retarder system Allison 6-speed automatic PTO transmission provision Off-road ride suspension Heavy-duty gas-pressurized shock absorbers Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 397HP Duramax 6.6L V-8 Duramax V8 Auxiliary power take-off Intercooled turbo Tires & Wheels LT265/60R20E AT BW Tires LT265/60SR20 AT BSW front and rear tires 20 Forged Polished Aluminum Wheels Chrome hub wheel covers 20 x 8-inch front and rear polished forged aluminum wheels Exterior Front License Plate Mounting Package Front license plate bracket 6 Oval Chromed Tubular Assist Steps Side assist steps Power-Adjustable Black Heated Outside Mirrors Power door mirrors Heated driver and passenger side door mirrors Driver and passenger convex spotter mirrors Manual extendable trailer mirrors Manual folding door mirrors Turn signal indicator in door mirrors Black door mirrors 1-Piece Radiator Grille and Front Bumper Openings Cover In-car Entertainment 1 total number of 1st row displays Additional Options Denali Decor Stainless steel single exhaust Interior Rearview Camera System Auto-dimming rear view mirror 1 total number of 1st row displays Rear mounted camera Rear parking sensors Heated Leather-Wrapped Steering Wheel Leather and simulated wood steering wheel Heated steering wheel High Idle Switch Inside Autodimming Mirror with Rear Camera Display Auto-dimming rear view mirror 1 total number of 1st row displays Ebony Engine Duramax 6.6L Turbo Diesel V8 Engine Front mounted engine Diesel Compression ignition system Longitudinal mounted engine Iron engine block Aluminum cylinder head Dual lead acid batteries Engine retarder system Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 397HP Duramax 6.6L V-8 Duramax V8 Intercooled turbo Engine Block Heater Engine block heater Exhaust Brake Engine retarder system 730 CCA Heavy-Duty Dual Battery Dual lead acid batteries Fuel Economy and Emissions Federal emissions Paint Summit White Non-metallic paint Emissions Federal Emissions Requirements Federal emissions Trailering Camper and 5th Wheel Trailer Wiring Provisions Suspension Off-Road Suspension Package Off-road ride suspension Heavy-duty gas-pressurized shock absorbers Exterior badging Note - For third party subscriptions or services, please contact the dealer for more information. Wondering if this puppy has been around the block? a few times!?!?!? No need, check out the CARFAX One Owner report!! T