This GMC Sierra 2500HD delivers a Turbo-Charged Diesel V8 6.6L/403 engine powering this Automatic transmission. Z71 OFF-ROAD PACKAGE includes (Z71) Off-Road Suspension Package, (G80) heavy-duty automatic locking rear differential and (NZZ) Skid Plate Package, WINDOW, POWER, REAR SLIDING, WHEELS, 4-17" X 7.5" (43.2 CM X 19.1 CM) 8-LUG BRIGHT MACHINED ALUMINUM includes 16" (40.6 cm) steel spare wheel (STD). *This GMC Sierra 2500HD Comes Equipped with These Options * SUSPENSION PACKAGE, OFF-ROAD includes 35mm deflective disk twin tube shock absorbers, off-road jounce bumpers, 36mm front stabilizer bar, and Z71 decals on rear quarters, SKID PLATE PACKAGE, FRAME-MOUNTED SHIELDS includes front underbody shield starting behind front bumper and running to first cross-member, protecting front underbody, oil pan, differential case and transfer case, EZ-LIFT TAILGATE PACKAGE includes (A60) locking tailgate and (PPA) EZ-Lift tailgate, ENTERTAINMENT PACKAGE rear seat DVD player with LCD display and 2 sets of wireless headphones Includes (UVA) AM/FM stereo with MP3 compatible CD/DVD player, (UK6) rear audio controls and (UQA) Bose premium speaker system. (UVA) upgradeable to (UVB) AM/FM stereo with MP3 compatible CD/DVD player with navigation.), DIFFERENTIAL, HEAVY-DUTY AUTOMATIC LOCKING REAR (Included with (PDL) Z71 Off-Road Package), CONVENIENCE PACKAGE includes (JF4) adjustable power pedals, (AP3) remote vehicle starter system and (UD7) Rear Parking Assist , TRANSMISSION, ALLISON 1000 6-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive, electronic engine grade braking and tow/haul mode, TRAILERING EQUIPMENT, HEAVY-DUTY includes trailering hitch platform and 2.5-inch receiver with 2" adapter, 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 tr

　　16" x 6.5" Polished Forged Aluminum Wheels

　　3.73 Rear Axle Ratio

　　4-Wheel Disc Brakes

　　6 Speaker Audio System Feature

　　6 Speakers

　　6-Way Power Driver Seat Adjuster

　　6-Way Power Front Passenger Seat Adjuster

　　ABS brakes

　　AM/FM Stereo w/MP3 CD Player/XM Satellite

　　AM/FM radio: XM

　　Air Conditioning

　　Auto-Dimming Inside Rear-View Mirror

　　Auto-dimming Rear-View mirror

　　Automatic temperature control

　　Body-Colored Bodyside Moldings

　　Bodyside moldings

　　Bumpers: chrome

　　CD player

　　Color-Keyed Carpeting Floor Covering

　　Compass

　　Delay-off headlights

　　Driver & Front Passenger Vanity Mirror Visors

　　Driver door bin

　　Driver vanity mirror

　　Driver-Side Manual Lumbar Control Seat Adjuster

　　Dual front impact airbags

　　Dual-Zone Automatic Climate Control

　　Electric Rear-Window Defogger

　　Electronic Cruise Control w/Set & Resume Speed

　　Electronic Shift Transfer Case

　　Emergency communication system

　　Floor Console w/Dual Cup Holders

　　Front Bucket Seats

　　Front Center Armrest

　　Front Halogen Fog Lamps

　　Front Power Reclining Bucket Seats

　　Front anti-roll bar

　　Front dual zone A/C

　　Front fog lights

　　Front reading lights

　　Front wheel independent suspension

　　Fully automatic headlights

　　Heated door mirrors

　　Heavy-Duty Handling/Trailering Suspension Package

　　Illuminated entry

　　Leather-Wrapped Steering Wheel

　　Low tire pressure warning

　　MP3 decoder

　　Outside temperature display

　　Overhead console

　　Panic alarm

　　Passenger cancellable airbag

　　Passenger door bin

　　Passenger vanity mirror

　　Power Door Locks

　　Power Windows w/Driver Express-Down

　　Power door mirrors

　　Power driver seat

　　Power passenger seat

　　Power steering

　　Power windows

　　Power-Adjustable Heated Outside Mirrors

　　Premium Cloth Seat Trim

　　Radio data system

　　Rear reading lights

　　Rear seat center armrest

　　Rear step bumper

　　Rear window defroster

　　Remote keyless entry

　　Security system

　　Solar-Ray Deep-Tinted Glass

　　Spare Tire Lock

　　Speed control

　　Split folding rear seat

　　Steering Wheel Mounted Audio Controls

　　Steering wheel mounted audio controls

　　Tachometer

　　Tilt steering wheel

　　Trip computer

　　Variably intermittent wipers

　　Voltmeter

　　XM Satellite Radio