- - - 2012 GMC Sierra 1500 4WD Crew Cab 143.5" SLE - REAR AXLE, 3.08 RATIO ,EMISSIONS, FEDERAL REQUIREMENTS ,GVWR, 7000 LBS. (3175 KG) ,SEATS, FRONT BUCKET ,SUSPENSION PACKAGE, OFF-ROAD ,TRANSMISSION, 6-SPEED AUTOMATIC ,TRAILER BRAKE CONTROLLER, INTEGRATED ,ASSIST STEPS, CHROMED TUBULAR, 6" OVAL. ,LPO, BED LINER. ,POWER TECH PACKAGE ,CUSTOMER DIALOGUE NETWORK ,CARBON BLACK METALLIC Power Windows, Power Door Locks, Tilt Wheel, Remote Keyless Entry, Cruise Control, Steering Wheel-Leather Wrapped, Communications-Onboard Hands Free, Tire-Pressure Monitoring System, Security System, AM/FM Stereo, CD Player, Audio-Satellite Radio, MP3 Sound System, Tinted Glass - Deep, Additional Power Outlet(s), Air Conditioning, Seats-Front Bench-Split, Seat-Lumbar-Driver, Seat-Rear Pass-Through, Floor Mats-Front, Cloth Seats, Mirrors-Pwr Driver, Heated Side Mirrors, Mirrors-Vanity-Driver, Mirrors-Vanity-Driver Illuminated, Mirrors-Vanity-Passenger, Mirrors-Vanity-Passenger Illuminated, Wheels-Chrome, Transmission-Overdrive-Switch, Headlights-Auto-Off, Reading Lamps-Front, Air Bag - Driver, Air Bag - Passenger, Air Bags - Head, Air Bag - Side, Air Bag-Side-Head only-Rear, Traction Control, Power Steering, Front Disc Brakes, Brakes-ABS-4 Wheel, 4 Wheel Drive, Child Safety Locks, Intermittent Wipers, Daytime Running Lights, Tow Hooks-Front