Vehicle Details
Body Style
Truck
Engine
6.6L 8Cyl
Exterior Colour
Silver
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock
G0886
Fuel Type
Diesel
Trim Details
Crew Cab Standard Box 4-Wheel Drive Denali
Description
Introducing the stunning 2026 GMC Sierra 2500HD Denali, dressed in a refined silver exterior and equipped with a formidable 4x4 drivetrain that ensures exceptional handling in all conditions. This new truck embodies a blend of power and luxury, making it the perfect companion for those who value both strength and style.
On the outside, its ultra-bright 20" machined wheels with chrome inserts make a bold statement, complemented by all-terrain tires that are ready for any adventure. Inside, the cabin is a haven of comfort, featuring plush jet black, forge perforated leather seats alongside meticulous craftsmanship. The front bucket seats not only offer ample space but also come with a center console for added convenience.
This Sierra Denali sets new standards with its advanced technology and safety features. Boasting a 13.4" diagonal premium GMC infotainment system complete with Google built-in apps, navigation, and voice assistance, it ensures an intuitive driving experience. Seamless integration with Android Auto and Apple CarPlay adds to the ease of staying connected. Enjoy the comfort of heated and cooled front seats, a heated steering wheel, and the luxury of a power sunroof. Driver assistance features like adaptive cruise control, lane assist, and a backup camera enhance safety on every journey.
Perfectly suited for those who demand both capability and sophistication, the 2026 GMC Sierra 2500HD Denali is ready to tackle whatever you throw its way. Whether you're conquering work sites or enjoying a road trip, this truck delivers in every aspect. Contact Ken Sargent GMC Buick Ltd. to discover more about this exceptional vehicle and arrange your test drive today!
Packages & Options
Standard Equipment
Technical Specifications
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AM/FM Stereo
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Auxiliary Audio Input
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Bluetooth Connection
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MP3 Player
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Navigation System
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Smart Device Integration
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Requires Subscription
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Satellite Radio
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Premium Sound System
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WiFi Hotspot
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Chrome Wheels
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Tires - Front All-Terrain
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Tires - Rear All-Terrain
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Conventional Spare Tire
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Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
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Bumper, front, body-colour lower
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Bumper, rear body-colour with bumper CornerSteps
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Running Boards/Side Steps
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Bed Liner
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Bed Step, Black integrated on forward portion of bed on driver and passenger side
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Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
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Mouldings, beltline, chrome
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Grille (Signature Chrome Denali grille.)
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Daytime Running Lights
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Automatic Highbeams
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Fog Lamps
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Lamps, cargo area cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
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LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
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Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
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Lamps, Smoked Amber roof marker, (LED)
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Heated Mirrors
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Integrated Turn Signal Mirrors
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Power Folding Mirrors
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Power Mirror(s)
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Privacy Glass
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Intermittent Wipers
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Rain Sensing Wipers
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Variable Speed Intermittent Wipers
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Door handles, chrome
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Integrated Tailgate Step
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Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
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Tailgate and bed rail protection caps, top
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LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
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Bucket Seats
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Leather Seats
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Pass-Through Rear Seat
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Rear Bench Seat
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Driver Adjustable Lumbar
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Power Driver Seat
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Passenger Adjustable Lumbar
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Power Passenger Seat
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Heated Front Seat(s)
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Cooled Front Seat(s)
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Heated Rear Seat(s)
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Mirror Memory
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Seat Memory
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Floor covering, colour-keyed carpeting
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Floor Mats
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Steering wheel, wrapped
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Heated Steering Wheel
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Steering Wheel Audio Controls
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Adjustable Steering Wheel
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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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Rear Seat Reminder
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GMC Premium information Display- 13.4" diagonal Multicolour touch screen
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Exterior Temperature Display, located in radio display
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Compass, located in instrument cluster
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Power Windows
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Rear Defrost
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Sliding Rear Window
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Power Door Locks
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Keyless Entry
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Keyless Start
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Remote Engine Start
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Adaptive Cruise Control
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Cruise Control
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Universal Garage Door Opener
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Wireless Charging
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Security System
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Auxiliary Audio Input
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MP3 Player
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Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
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A/C
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Climate Control
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Multi-Zone A/C
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Auto-Dimming Rearview Mirror
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Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
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8 Cylinder Engine
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Gasoline Fuel
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10-Speed A/T
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A/T
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Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
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Running Boards/Side Steps
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GVWR, 10,850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18", 20" or 22" wheels.)
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Keyless Start
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Hill Descent Control
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Transfer case, two-speed active, electronic Autotrac with push button control
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Locking/Limited Slip Differential
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Four Wheel Drive
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Cooling, external engine oil cooler
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Cooling, auxiliary external transmission oil cooler
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Air filter, heavy-duty
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Air filtration monitoring
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Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
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Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
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Trailer brake controller, integrated
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In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
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Tow Hooks
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Skid Plates protect the oil pan, front axle and transfer case
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Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
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Suspension, Off-Road includes twin-tube shocks
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Brake lining wear indicator
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Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
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X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
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Automatic Highbeams
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Front Collision Mitigation
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Front Collision Warning
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Lane Departure Warning
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Tow Hitch
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ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
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Front Collision Mitigation
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Front Collision Warning
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Stability Control
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Traction Control
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Daytime Running Lights
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Driver Air Bag
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Front Head Air Bag
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Front Side Air Bag
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Passenger Air Bag
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Passenger Air Bag Sensor
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Rear Head Air Bag
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Requires Subscription
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Telematics
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Rear Parking Aid
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Aerial View Display System
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Back-Up Camera
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Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
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Trailer Camera Provisions and trailer viewing software
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Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
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Lane Departure Warning
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Rear Seat Belt Indicator
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Cross-Traffic Alert
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Blind Spot Monitor
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Seat Belt Adjustable Guide Loops, front row only
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Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
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Safety Alert Seat
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Driver Restriction Features
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Tire Pressure Monitor
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Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
No matches were found.
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Vehicle NameGMC Sierra 2500HD
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Body StyleCrew Cab Pickup
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Body CodeE63
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DrivetrainFour Wheel Drive
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Trans Order CodeMGM
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Trans Type10
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Trans Description Cont.Automatic
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First Gear Ratio (:1)4.54
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Second Gear Ratio (:1)2.87
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Third Gear Ratio (:1)2.06
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Fourth Gear Ratio (:1)1.72
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Fifth Gear Ratio (:1)1.48
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Sixth Gear Ratio (:1)1.26
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Seventh Gear Ratio (:1)1.00
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Eighth Gear Ratio (:1)0.85
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Ninth Gear Ratio (:1)0.69
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Tenth Gear Ratio (:1)0.63
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Reverse Ratio (:1)4.54
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Transfer Case Gear Ratio (:1), High1
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Passenger Capacity5
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Front Head Room (in)43.03
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Front Leg Room (in)44.53
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Front Shoulder Room (in)66.02
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Front Hip Room (in)61.18
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Second Head Room (in)40.12
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Second Leg Room (in)43.4
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Second Shoulder Room (in)65.3
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Second Hip Room (in)60.24
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Gross Axle Wt Rating - Front (lbs)5600
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Curb Weight - Front (lbs)4013
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Curb Weight - Rear (lbs)2812
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Gross Vehicle Weight Rating Cap (lbs)11350
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Gross Combined Wt Rating (lbs)27500
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Dead Weight Hitch - Max Trailer Wt. (lbs)5000
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Dead Weight Hitch - Max Tongue Wt. (lbs)500
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Wt Distributing Hitch - Max Trailer Wt. (lbs)18500
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Wt Distributing Hitch - Max Tongue Wt. (lbs)1850
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)17600
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)4400
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Maximum Trailering Capacity (lbs)20000
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Engine Order CodeL5P
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Engine TypeTurbocharged Diesel V8
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Displacement6.6L
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Fuel SystemDirect Injection
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SAE Net Horsepower @ RPM470 @ 2800
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SAE Net Torque @ RPM975 @ 1600
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Engine Oil CoolerYes
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Cold Cranking Amps @ 0° F (Primary)720
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Maximum Alternator Capacity (amps)220
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Frame TypeBox Ladder
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Suspension Type - FrontShort/Long Arm w/Torsion Bar
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Suspension Type - Rear2-Stage Multi-Leaf
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Axle Ratio (:1) - Front3.42
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Axle Ratio (:1) - Rear3.42
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Shock Absorber Diameter - Front (mm)51
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Shock Absorber Diameter - Rear (mm)51
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Stabilizer Bar Diameter - Front (in)1.38
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Front Tire Order CodeQF9
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Rear Tire Order CodeQF9
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Spare Tire Order CodeZYG
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Front Tire SizeLT275/65R20
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Rear Tire SizeLT275/65R20
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Spare Tire SizeLT275/70R18
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Front Wheel Size (in)20
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Rear Wheel Size (in)20
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Spare Wheel Size (in)18
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Front Wheel MaterialAluminum
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Rear Wheel MaterialAluminum
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Steering TypePwr Recirculating Ball
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Turning Diameter - Curb to Curb (ft)52.7
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Brake TypePwr
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Brake ABS System4-Wheel
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Disc - FrontYes
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Disc - RearYes
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Front Brake Rotor Diam x Thickness (in)14 x 1.6
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Rear Brake Rotor Diam x Thickness (in)14.1 x 1.3
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Fuel Tank Capacity, Approx (L)136
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Wheelbase (in)159
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Length, Overall (in)250.75
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Width, Max w/o mirrors (in)81.85
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Height, Overall (in)79.82
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Cab to Axle (in)42.17
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Ground Clearance, Front (in)10.12
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Ground Clearance, Rear (in)10.12
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Cargo Box Length @ Floor (in)82.2
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Cargo Box Width @ Floor (in)71.4
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Cargo Box Width @ Wheelhousings (in)51.85
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Cargo Box (Area) Height (in)21
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Cargo Volume (ft³)69.5
No matches were found.
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VIN: 1GC4KVEY6TF137968
