2013 GMC Sierra 1500 4WD Ext Cab 143.5" SLT

Engine, Vortec 5.3L Variable Valve Timing V8 SFI FlexFuel with Active Fuel Management capable of running on unleaded or up to 85% ethanol (with gas - 315 hp [234.8 kW] @ 5200 rpm, 335 lb-ft of torque [452.2 N-m] @ 4000 rpm, aluminum block (Requires TK10543 or TK10753 models.)

Rear axle, 3.08 ratio (Refer to Engine/Axle chart for availability.)

Suspension Package, Handling/Trailering, heavy-duty includes 46 mm piston monotube shocks and 36mm front stabilizer bar (Includes 36mm front stabilizer bar when (NHT) Max Trailering Pack is ordered.)

GVWR, 7000 lbs. (3175 kg) (Requires TC10753 models and (NHT) Max Trailering Pack or TK10753, TK10953 or TK10543 models.)

Transfer case, electronic Autotrac with rotary dial controls (Requires 4WD models.)

Four wheel drive

Heavy Duty Cooling Package, heavy-duty includes (KC4) external engine oil cooler, (KNP) auxiliary external transmission oil cooler, electric fan and heavy-duty radiator

Cooling, external engine oil cooler heavy-duty air-to-oil, integral to driver side of radiator tank

Cooling, auxiliary external transmission oil cooler heavy-duty air-to-oil

Battery, heavy-duty 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power

Alternator, 145 amps

Frame, fully-boxed, hydroformed front section

Trailering Package, heavy-duty includes trailering hitch platform and 2-inch receiver, 7-wire harness (harness includes wires for: park lamps, backup lamps, right turn, left turn, electric brake lead, battery and ground) with independent fused trailering circuits mated to a 7-way sealed connector, wiring harness for after-market trailer brake controller (located in the instrument panel harness), and (KNP) external transmission oil cooler

Pickup box, Wideside

Suspension, front independent, coil over shock

Suspension, rear 2-stage multi-leaf springs, semi-elliptic

Steering, power, rack-and-pinion

Exhaust, aluminized stainless-steel muffler and tailpipe

Tools, mechanical jack and wheel wrench located in back of cab

Wheel, 17" (43.2 cm) steel spare (spare wheel will not cosmetically match the other 4 wheels)

Tire carrier outside spare, winch-type mounted under frame at rear

Spare tire lock keyed cylinder lock that utilizes same key as ignition and door

Bumper, front chrome (Includes body-color bumper top caps.)

Bumper, rear chrome, step-style with pad

Air dam, Black

Moldings, bodyside, body-colored (Moldings are deleted if any SEO paint is ordered.)

Grille, chrome with chrome surround (Not included when (VAT) Chrome grille, LPO is ordered.)

Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature

Lamps, dual cargo area lamps

Glass, Solar-Ray deep-tinted (all windows except light-tinted glass on windshield and driver- and front passenger-side glass) (With Regular Cab models, includes rear window. With Extended Cab models, includes rear and rear quarter windows. With Crew Cab models or (C49) rear-window defogger, includes light-tinted rear window. Included with (PCM) Work Truck Preferred Package.)

Wipers, front intermittent wet-arm with pulse washers

Tailgate protection, top of tailgate protection cap

Door handles, color-keyed

Audio system feature, Bose premium speaker system with sub-woofer in center console

Bluetooth for phone personal cell phone connectivity to vehicle audio system

Seat, rear 60/40 folding bench (folds up), 3-passenger, folding (includes child seat top tether anchor)

Steering wheel, leather-wrapped with theft-deterrent locking feature

Steering wheel controls, mounted audio controls

Steering column Tilt-Wheel, adjustable with brake/transmission shift interlock

Driver Information Center with odometer, trip odometer and message center (monitors numerous systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature and oil change notification) (Driver Information Center controls are operated through the trip button unless (UK3) steering wheel mounted audio controls is ordered. On 3SA, 3SF and 4SA, includes 8-point compass and outside temperature.)

Instrumentation, analog with speedometer, fuel level, engine temperature, and tachometer (Includes voltmeter and oil pressure indicators.)

Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on

Cruise control, electronic with set and resume speed, located on steering wheel

Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger

Defogger, rear-window electric (Not available with (A48) power sliding rear window.)

Cup holders, front (Also includes rear cupholders on Extended and Crew Cab models.)

Headliner, Opal Gray-colored cloth with matching retainer moldings

Visors, driver and front passenger sliding with clip and illuminated vanity mirror on driver and passenger-side, Opal Gray-colored

Assist handle, front passenger (Also includes rear assist handles in the headliner on Extended and Crew Cab models.)

Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches

Coat hooks, rear driver and passenger side

StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist

Daytime Running Lamps with automatic exterior lamp control

Air bags, frontal, driver and right-front passenger with Passenger Sensing System (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)

Air bags, head curtain side-impact, front and rear outboard seating positions with rollover sensor (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)

Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)