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GMC Sierra 3500HD 2018 Denali Specs, Trims & Colors

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Showing the 2018 GMC Sierra 3500HD Denali 4x4 Crew Cab 8 ft. box 167.7 in. WB SRW
$49,755-$71,983 Current Listing Price
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Seats 5
Door Count 4
Engine 360-hp, 6.0-liter V-8 (regular gas)
Transmission 6-speed automatic w/OD
Torque 380 lbs.-ft. @ 4,200 rpm
Drivetrain 4WD
Towing Capacity 13,700 lbs.
Payload Capacity 4,074 lbs.
Combined MPG
Warranty Bumper-to-Bumper, 36 mo/36,000 mi


Exterior (13)
Cardinal Red
Dark Slate Metallic
Deep Mahogany Metallic
Mineral Metallic
Onyx Black
Quicksilver Metallic
Interior (5)
Cocoa/Dark Sand
Dark Ash/Jet Black
Jet Black
Jet Black/Spice Red



Front and rear ventilated disc brakes S
Remote activated perimeter/approach lights S
Manual adjustable front head restraints S
Underbody mounted spare tire w/crankdown S
Dual front impact airbags S
Remote keyless entry S
Forward collision warning S
Side-impact bars S
Seat-mounted driver and passenger side-impact airbags S
Electronic stability S
Adjustable front head restraints S
Height adjustable front seatbelts S
Four-wheel ABS brakes S
Occupant sensing airbags S
Traction control S
Tailgate/rear door lock S
Driver and passenger front-impact airbags S
4 ABS channels S
Tailgate/rear door lock included with power door locks S
2 rear head restraints S
Power door locks S
Daytime running lights S
4 wheel ventilated disc brakes S
Full size spare tire S
Curtain 1st and 2nd row overhead airbag S
Total # of airbags 6
Rear child safety locks S
4 wheel disc brakes S
Panic alarm S
Brake assist S
Front passenger airbag occupancy sensor S
ABS and driveline traction control S
Perimeter/approach lights S
Front seatbelt pre-tensioners S
Security system S
3 point rear center seatbelt S
Full-size spare tire S
Four-wheel disc brakes S
Immobilizer S
Curtain 1st and 2nd row overhead airbags S
Tracker system S
Dual front side impact airbags S
Electronic stability stability control with anti-roll StabiliTrak w/Proactive Roll Avoidance
Engine 360-hp, 6.0-liter V-8 (regular gas)
Transmission 6-speed automatic w/OD
Engine 445-hp, 6.6-liter V-8 (diesel)
Engine liters 6.0
Variable valve control S
Engine orientation longitudinal
Ignition type spark
Horsepower 360-hp @ 5,400 rpm
Recommended fuel regular unleaded
Engine oil cooler S
Fuel tank capacity 36.0 gal.
Torque 380 lbs.-ft. @ 4,200 rpm
Aluminum cylinder head S
Cylinder configuration V-8
# of valves 16
Sequential MPI S
Intercooled turbo O
Torque 910 lbs.-ft. @ 1,600 rpm
Engine liters 6.6
Aluminum cylinder head O
Engine orientation longitudinal
Ignition type compression
Cylinder configuration V-8
Diesel direct injection O
Horsepower 445-hp @ 2,800 rpm
Recommended fuel diesel
# of valves 32
Electronic transfer case S
720 CCA heavy-duty battery S
Rear locking differential S
Engine 6.0L V-8 OHV 360hp
Block heater O
Transmission lock-up torque converter S
Engine oil cooler S
Transmission oil cooler S
Dual 150-amp. alternators O
Axle ratio 4.10
Overdrive S
Limited slip differential S
Secondary alternator amps 220
220-amp. alternator O
4 wheel drive S
730 CCA dual lead acid batteries O
Polished tailpipe O
Four-wheel drive S
Single stainless steel exhaust S
Recommended fuel regular unleaded
Automatic locking hubs S
Battery amp hours (80Ah)
Part-time four-wheel drive S
Mode select transmission S
Fuel tank capacity 36.0gal.
6 speed automatic transmission S
Sequential multi-point fuel injection S
Transmission electronic control S
Battery-rundown protection S
150-amp. alternator S
730 CCA heavy-duty battery O
Auxiliary battery O
Transmission gear ratio (5th) .85
Transmission gear ratio (6th) .67
Transmission gear ratio (4th) 1.15
Transmission gear ratio (2nd) 2.36
Transmission electronic control S
Overdrive S
Transmission gear ratio (3rd) 1.53
Power take-off provision O
Transmission gear ratio (reverse) 3.06
Transmission gear ratio (1st) 4.03
18" wheels S
Front anti-roll bar S
Front coil springs S
Gas-pressurized front shocks S
LT265/70SR18.0E BSW AT tires O
Heavy-duty front coil springs O
Heavy-duty suspension S
Rear wheel size 18"
LT265/70SR18.0E BSW AS tires S
Steel spare wheel S
Wheel locks O
Rancho brand name front shocks O
Power steering S
Limited slip differential S
Speed-sensing hydraulic power-assist re-circulating ball steering S
Rancho brand name rear shocks O
Off-road suspension O
Front wheel size 18"
Gas-pressurized rear shocks S
Chrome wheels S
Front tires 265/70R18E
Alloy wheels S
Rear tires 265/70R18E
Independent front torsion suspension w/anti-roll bar S
Rigid axle rear leaf suspension S
Speed-sensing steering S
Class IV trailering with harness, hitch, brake controller S
Hard tonneau cover O
Body-colored front bumper with chrome rub strip O
Front license plate bracket O
Regular bed S
Fender flares O
Power remote heated power folding side-view door mirrors with turn signal indicator S
Body-colored fender flares O
Paint with badging O
Spot light S
2 front tow hooks S
Trailer hitch S
Manual extendable trailer mirrors S
Front and rear mud flaps O
Boxside steps O
Side steps S
Tonneau cover O
Tailgate S
Rear step bumper S
Conventional right rear passenger door S
Galvanized steel/aluminum body material S
Bedliner S
Conventional left rear passenger door S
Grille chrome
Convex driver and passenger mirror S
Turn signal indicator mirrors S
Front bumper with chrome rub strip S
Chrome door handles S
Body-colored front and rear bumpers S
Soft tonneau cover O
Metallic paint O
Rear cargo tailgate
Power door mirrors S
Heated door mirrors S
4 doors S
Skid plates S
Chrome grille S
Bodyside moldings S
Rear underseat storage tray O
Keyfob trunk/hatch/door release S
Power windows S
Heated steering wheel with manual tilting, manual telescoping S
Remote keyless entry S
Power rear windows S
Rear door bins S
4 12V DC power outlets S
1-touch down S
Illuminated passenger vanity mirror S
Memory seats S
Navigation system S
Full floor console with covered box S
Retained accessory power S
Auto-locking doors S
Day-night rearview mirror S
Covered bin instrument-panel storage S
Seatback storage pockets 2
Front cupholders S
5 USB ports S
Automatic temperature control S
Trunk/hatch/door FOB controls S
Driver power folding mirror S
Mini overhead console with storage S
Remote engine start S
Manual sunshade O
Garage door transmitter S
Emergency communication system OnStar Guidance
Power glass tilting and sliding sunroof O
Locking glove box S
Memory settings 2
Passenger power folding mirror S
Heated steering wheel S
Overhead console S
Power windows with front and rear 1-touch down S
Rear cupholders S
Air conditioning S
Front dual zone A/C S
Illuminated driver vanity mirror S
Navigation system with voice activation S
Illuminated driver and passenger-side visor mirrors S
Driver and passenger door bins S
Tilt steering wheel S
1 AC power outlet S
Sunshade O
Keyfob (all doors) remote keyless entry S
Auto-dimming rearview mirror S
Automatic dual-zone front air conditioning S
Power adjustable pedals S
Cruise control with steering wheel controls S
12V DC power outlet 4
Pedal memory S
Adjustable pedals S
Illuminated entry S
Full floor console S
Driver's footrest S
1st row express open sliding and tilting glass sunroof O
2 driver memory seat settings (includes door mirrors, pedals,) S
Front and rear cupholders S
1-touch up S
Door mirror memory S
Cruise control S
Telescoping steering wheel S
Leather upholstery S
Max. seating capacity of 5 S
Driver and passenger heated-cushions S
Power driver and passenger cushion tilt S
Front center armrest S
Carpet front and rear floor mats S
Rear 60-40 split-bench seat S
8-way power driver seat S
Rubber front and rear floor mats O
Power 4-way driver and passenger lumbar support S
Leather/metal-look steering wheel S
8-way driver and passenger seat adjustments S
Power reclining driver and passenger seats S
Simulated wood/metal-look console insert S
Driver and passenger heated-seatbacks S
Cabback insulator S
8-way power passenger seat S
Front seats bucket
Ventilated front seats S
Vinyl rear seat upholstery S
Rear seat center armrest S
Front bucket seats S
Passenger cushion tilt S
Heated front seats S
Max seating capacity 5
Height adjustable driver seat S
Driver lumbar support S
Chrome interior accents S
Simulated wood/metal-look instrument panel insert S
Urethane shift knob S
Passenger lumbar support S
Carpet floor covering S
Driver cushion tilt S
Split fold rear bench seat S
Power driver and passenger fore/aft adjustment S
Height adjustable passenger seat S
Power height-adjustable driver and passenger seats S
Rear seat fold-up cushion S
Simulated wood door panel insert S
Leather front seat upholstery S
Full cloth headliner S
Floor mats S
A/V remote O
2 wireless headphones O
Fixed antenna S
SiriusXM AM/FM/HD/Satellite with seek-scan O
OnStar Turn-by-Turn Navigation turn-by-turn navigation directions S
7 premium speakers S
7 Bose speakers S
Speed sensitive volume S
Primary monitor touchscreen S
Entertainment system with DVD O
2 2nd row LCD monitor O
Wireless phone connectivity S
SiriusXM AM/FM/HD/Satellite with seek-scan, single in-dash CD player S
2nd row LCD monitors 1
Entertainment system with Blu-ray O
Amplifier S
Audio theft deterrent S
Headphones O
Internet access GMC 4G LTE
1 2nd row LCD monitor O
2 1st row LCD monitor S
Steering-wheel mounted audio controls S
Steering wheel mounted audio controls S
GMC 4G LTE internet access S
Smart device integration Apple CarPlay/Android Auto
AM/FM radio S
CD player S
Satellite radio trial duration with new vehicle purchase (months) 3
2nd row monitor size (inches) 9.2"
1st row LCD monitors 2
Voice activated radio S
Speed-sensitive volume S
CD-MP3 decoder S
Door-ajar warning S
High intensity discharge headlights S
Low-washer-fluid warning S
Rear window defroster S
Tachometer S
DRL preference setting S
Delay-off projector beam high intensity low/high beam headlamps S
Battery warning S
Cargo box light S
Cargo bed light S
Lights-on warning S
Reverse sensing system front and rear
Water temp. gauge S
Deep-tinted windows S
Front reading lights S
Dome light with fade S
Variable instrument panel lighting S
Front and rear parking sensors S
Systems monitor S
Fully automatic headlights S
Engine hour meter S
Oil pressure gauge S
Rear reading lights S
Transmission-fluid-temperature warning S
Delay-off headlights S
Key-in-ignition warning S
Oil-pressure warning S
Variable intermittent wipers S
Camera Rear S
Analog display S
Variably intermittent wipers S
Trip odometer S
Low-fuel warning S
Water-temp. warning S
Turn-signal-on warning S
Compass S
Cab clearance lights O
Front and rear reading lights S
Lane departure S
Camera(s) - rear S
Low-coolant warning S
Brake-fluid warning S
Outside-temperature display S
Deep tinted windows S
Outside temperature display S
Front fog lights S
Power rear windshield S
Voltmeter S
Trip computer S
In-radio display clock S
Exterior height 78.1"
Rear curb weight 2,967 lbs.
Towing capacity 13,700 lbs.
Compression ratio 9.40 to 1
Turning radius 28.1'
Engine torque 380 lbs.-ft. @ 4,200 rpm
Load floor height 39.4"
Front hiproom 60.7"
Front axle capacity 4,800 lbs.
Rear axle capacity 7,050 lbs.
Exterior cargo volume 76.3 cu.ft.
Rear GAWR 7,050 lbs.
Front legroom 45.3"
Gooseneck towing capacity 6,214kg (13,700lbs)
Engine horsepower 360-hp @ 5,400 rpm
Valvetrain OHV
Front GAWR 4,800 lbs.
Engine type V-8
Rear shoulder room 64.3"
Wheelbase 167.7"
Curb weight 6,901 lbs.
Valves 16
Rear spring rating 7,050 lbs.
Engine displacement 364 cu.in.
Front curb weight 3,934 lbs.
Front shoulder room 64.8"
Rear headroom 40.5"
Pickup bed depth 21.2"
Exterior cargo width 51.0"
GCWR 21,100 lbs.
Payload 4,074 lbs.
Front headroom 42.8"
5th-wheel towing capacity 13,700 lbs.
Rear tread 67.3"
Fuel tank capacity 36.0 gal.
Front tread 68.8"
Exterior cargo length 97.8"
Engine bore x stroke 4.0" x 3.6"
Rear legroom 40.9"
Rear hiproom 60.2"
Exterior body width 80.5"
GVWR 11,000 lbs.
Front spring rating 4,800 lbs.
Exterior length 258.4"
Cab to axle 55.2"
Ground clearance (min) 8.5"
Basic warranty (months/miles) 36/36,000
Corrosion perforation warranty (months/miles) 72/100,000
Powertrain warranty (months/miles) 60/60,000
Diesel engine warranty (months/miles) 60/100,000
Maintenance warranty (months/miles) 24/12,000
Roadside assistance warranty (months/miles) 60/60,000

44 Trim Levels Available

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