Mileage: 2,543, VIN: 1GT12TEY8JF166456, Stock Number: 118225A, Color: Dark Slate, Engine: 8-Cylinder, Doors: 4, Drivetrain: 4-Wheel Drive, Transmission: Automatic transmission, Seller Notes: 2018 GMC Sierra 2500HD SLT Allison 1000 6-Speed Automatic Recent Arrival! Allison 1000 6-Speed Automatic, 4WD, cocoa Leather. CARFAX One-Owner. Odometer is 9645 miles below market average! This vehicle is o...