2008 GMC Sierra Denali
AWD, 6.2L w/6speed trans, 20in wheels

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Interior :
• Power door locks and windows
• Driver Information system
• Remote starter with Remote Keyless Entry
• Air conditioning, dual-zone automatic climate control
• Sunroof
• Navigation system
• AM/FM stereo with MP3-capable 6-disc in-dash CD changer
• XM Radio
• Bose® premium speaker system with subwoofer
• Rear-seat audio system controls with two headphone jacks
• Steering-wheel-mounted audio controls
• Front leather-apponinted bucket seats, power 12-way, heated
• Floor covering, color-keyed carpeting with carpeted floor mats
• Safety Features
• Dual-stage frontal air bags
• Head Curtain Side Air Bags
• Power-adjustable pedals
• Steering wheel, leather-wrapped, color- keyed with theft-deterrent locking feature
• Antilock 4-wheel disc brakes
• OnStar w/Directions & Connections Plan
• StabiliTrak
• Universal home remote

Exterior:
• Color-keyed front air dam
• Grille, chrome surround and center
• Chrome body side moldings
• Mirrors, outside heated power- adjustable, power-folding and driver- side auto-dimming, body color, with integrated turn signal indicators, ground illumination and curb-tilt
• 20-inch wheels

Engine :

Engine Type: LS Series Gen IV small-block V-8

• Vortec High-Output 6.2L V8• Alternator, 145 amps
• Battery, heavy duty, 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
• Brakes, 4-wheel antilock, 4-wheel disc
• Cooling, auxiliary external transmission oil cooler, heavy duty air-to-oil
• Cooling, external engine oil cooler, heavy duty air-to-oil, integral to driver side of radiator tank
• Differential, heavy duty automatic locking rear
• Engine, Vortec high-output 6.2LV8 SFI with Variable Valve Timing
• xhaust, aluminized stainless-steel muffler and tailpipe with highly polished exhaust tip
• Frame, fully boxed from front to fuel tank area, with hydroformed front section
• Rear axle, 3.42 ratio
• Skid Plate Package, includes front underbody shield protecting front underbody, oil pan, differential case and transfer case, and frame-mounted shields
• StabiliTrak, stability control system with Proactive Roll Avoidance
• Steering, power
• Suspension, front, independent with coil-over shocks
• Suspension, rear, with 2-stage multileaf semi-elliptic springs
• Suspension package, high performance, includes 36-mm front stabilizer bar
• Trailering equipment, heavy duty, includes trailering hitch platform, 7-wire harness with independent fused trailering circuits, instrument panel jumper wiring harness for electric trailer brake controller, and 1-way sealed connector for center high-mounted stop/brake lamp
• Transfer case, AWD, electronic automatic system

Transmission, 6-speed automatic, heavy duty, electronically controlled with overdrive and tow/haul mode

Gross Vehicle Weight Rating (GVWR), lbs (AWD) 7,000
Curb weight, lbs (AWD) 5,383
Max Payload, lbs (AWD) 1,617
Cab to axle 32.0
Cargo volume, cargo box, cu ft 53.2
Body width 80
Front bumper to axle 39.4
Front bumper to back of cab 148.9
Ground clearance, front (4WD) 9.1
Ground clearance, rear (4WD) 12.1
Ground to top of rear load floor (4WD) 32.7
Inside bed length, at floor 69.3
Inside bed height 21
Inside bed width, at floor 62.5
Inside bed width, between wheelhousing 50.6

Overall height (4WD) 73.7
Overall length 229.9
Rear bumper to axle 47.2
Wheelbase 143.5
Head room, front 41.5
Head room, rear 40.6
Hip room, front 62.5
Hip room, rear 65.5
Leg room, front 41.3
Leg room, rear 38.7
Shoulder room, front 65.2
Shoulder room, rear 65.2
12/18 MPG

 Aftermarket Upgrades/Mods :

WeatherTech front and rear floorliners (tan)