Heavy Duty Cooling Package (Heavy-Duty Air-to-Oil External Engine Oil Cooler and Heavy-Duty Auxiliary External Transmission Oil Cooler), Heavy-Duty Trailering Package (Heavy-Duty Rear Automatic Locking Differential), LTZ Equipment Group (Bluetooth? For Phone, Body-Colored Bodyside Moldings, Body-Colored Grille w/Unique Chrome Insert, Body-Colored Power Heated Outside Rear-View Mirrors, Bose Premium Audio Speaker System, Color-Keyed Carpeting w/Rubberized Vinyl Floormats, Color-Keyed Door Handles, Driver & Front Passenger Illuminated Visor Mirrors, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Autotrac Transfer Case, Floor Console w/Dual Cup Holders, Front Halogen Fog Lamps, Inside Auto-Dimming Rear-View Mirror, Leather-Wrapped Steering Wheel, Power Door Locks w/Remote Keyless Entry, Power Windows w/Driver & Front Passenger Express-Down, Remote Keyless Entry w/2 Transmitters, Remote Vehicle Starter System, Solar-Ray Deep-Tinted Glass, and Steering Wheel Mounted Audio Controls), Z71 Appearance Package (Retail) (Body-Colored Door Handles and Front Chrome Recovery Hooks), 6-Speed Automatic Electronic with Overdrive, 4WD, Ebony w/Leather-Appointed Front Seat Trim, and 20 Chrome 6-Spoke Chiseled Design Wheels. 2012 Chevrolet Silverado 1500 LTZ 4WD. Appreciable purposeful work-truck appeal. declares the Silverado 1500 as a Lowest Cost to Own Large Light Duty Truck. So go ahead and feel free to flex your muscle in this truck. It will go from 0-60 in just about the same time it'll take you to catch your breath. Call .