Sonoma Red Metallic 2013 GMC Sierra 2500HD SLT 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic, 4WD, Light Titanium/Dark Titanium w/Leather-Appointed Front Seat Trim, 20 Forged Polished Aluminum Wheels, Bose Premium Audio Speaker System Feature, EZ-Lift Tailgate, Heavy-Duty Rear Automatic Locking Differential, Heavy-Duty Trailering Equipment, Integrated Trailer Brake Controller, Locking Tailgate, Off-Road Suspension Package, Power-Adjustable Pedals For Accelerator & Brake, Rear Wheelhouse Liner, SLT Convenience Package. Recent Arrival! Odometer is 17627 miles below market average! Reviews: * Impressive hauling and towing capabilities; refined and quiet ride; solid build quality; responsive steering. Source: Edmunds * If you require a vehicle that can transport over 10,000 pounds without breaking a sweat, the 2013 GMC Sierra HD deserves a spot on your short list. Furthermore, most prospective HD truck buyers who place a premium on luxury will find the Sierra HD Denali worth springing for. Source: KBB.com ** We are 15 minutes south of St. Louis. Everyone leaves happy!