1 of 16
2026 GMC Sierra 3500HD Denali
Vehicle Details
Body Style
Truck
Engine
6.6L 8Cyl
Exterior Colour
Black
Interior Colour
Brown
Transmission
Automatic
Drivetrain
4×4
Stock #
301941
Trim Details
4WD Crew Cab Standard Box Denali
The 2026 GMC Sierra 3500HD Denali 4WD Crew Cab Standard Box delivers uncompromising strength, premium refinement, and all-season capability in a heavy-duty truck built for serious work and elevated comfort. Powered by the legendary Duramax turbo-diesel engine and enhanced with luxury-grade Denali appointments, this full-size pickup balances high performance with modern connectivity, safety, and cold-climate readiness. Whether you're hauling, towing, or just navigating winter roads, the Sierra Denali HD provides professional-grade capability wrapped in premium features.Â
Â
Performance & CapabilityÂ
Engine: 6.6L Duramax® V8 Turbo Diesel for immense towing capability and long-term durabilityÂ
Transmission: Smooth and robust Allison® 10-speed automatic transmissionÂ
Drivetrain: Autotrac® 4WD with two-speed transfer case for optimized traction in challenging conditionsÂ
Towing Features: Integrated trailer brake controller, hitch guidance with Hitch View, trailer side blind zone alert, and gooseneck/5th-wheel prep packageÂ
Trailering Tech: Advanced Trailer Camera Provisions and Trailer App for easier and safer towingÂ
Suspension: Z71 Off-Road Suspension Package with skid plates for rugged terrain and jobsite resilienceÂ
Braking & Stability: 4-wheel anti-lock disc brakes, hill descent control, exhaust brake, and heavy-duty air filter for demanding drivesÂ
Winter Readiness: Engine block heater, winter grille cover, heated mirrors, and strong defrosting and heating systemsÂ
Wheels/Tires: 20" aluminum wheels with LT275/65R-20 all-terrain tires and spare tire includedÂ
Â
Interior Comfort & DesignÂ
Seating: Heated and ventilated front bucket seats with massage functionality, memory settings, and power lumbar supportÂ
Rear Comfort: Heated outboard rear seats and rear seat storage package for convenienceÂ
Climate: Dual-zone automatic climate control and rear air vents for cabin-wide comfortÂ
Materials: Premium leather interior with real wood trim and color-keyed carpetingÂ
Sunroof: Power sunroof adds openness and premium appeal to the cabinÂ
Storage: Ample interior storage with center console and foldable rear seating for flexibilityÂ
Â
Comfort & ConvenienceÂ
Start & Entry: Push-button start and keyless entry for hands-free accessÂ
Remote Start: Allows for pre-conditioning in cold weatherÂ
Steering Wheel: Heated and leather-wrapped with audio and cruise controlsÂ
Tech Controls: 12" customizable digital driver display and head-up display (HUD)Â
Power Outlets: Dual 120V AC outlets (cabin and bed) and multiple USB ports for all-device chargingÂ
Wireless Charging: Integrated into center console for clutter-free power accessÂ
Cargo Management: Spray-on bedliner, MultiPro tailgate with audio system, and LED cargo lightingÂ
Â
Technology & ConnectivityÂ
Infotainment: Premium GMC Infotainment System with 13.4" touchscreen and built-in Google integrationÂ
Smartphone Integration: Apple CarPlay® and Android Autoâ„¢ with wireless projectionÂ
Audio: BOSE® premium sound system for immersive listeningÂ
Connectivity: Wi-Fi hotspot capable and SiriusXM® trial includedÂ
Cameras: HD Surround Vision, Bed View Camera, Rear Camera Mirror, and Hitch Guidance ViewÂ
Convenience Features: Universal Home Remote, Teen Driver Mode, and Rear Seat ReminderÂ
Â
Safety & Driver AssistanceÂ
Collision Avoidance: Automatic Emergency Braking, Forward Collision Alert, and Front Pedestrian BrakingÂ
Blind Spot Monitoring: Trailer Side Blind Zone Alert and Rear Cross Traffic AlertÂ
Driver Alerts: Safety Alert Seat and Lane Departure WarningÂ
Highway Safety: Adaptive Cruise Control and Intellibeam® automatic high beamsÂ
Park Assistance: Front and rear parking sensors with HD camera viewsÂ
Airbag System: Comprehensive airbag coverage including seat-mounted and curtain airbagsÂ
Tire Monitoring: Real-time tire pressure monitoring and trailer tire pressure sensorsÂ
Â
Exterior Styling & UtilityÂ
Finish: Onyx Black exterior with chrome accents for a bold yet upscale lookÂ
Lighting: Full LED headlamps, fog lamps, and roof marker lamps for superior visibilityÂ
Mirrors: Heated, power-adjustable, auto-dimming trailering mirrors with task lightingÂ
Access & Steps: Chrome power-retractable assist steps and EZ Lift power tailgateÂ
Rugged Additions: Chrome recovery hooks and rear bumper CornerStepsÂ
Â
For buyers who need full-scale power, four-season readiness, and high-end refinement, the 2026 GMC Sierra 3500HD Denali 4WD Crew Cab blends rugged truck utility with luxury appointments that go beyond expectations.Â
Packages & Options
Standard Equipment
Technical Specifications
-
AM/FM Stereo
-
Auxiliary Audio Input
-
Bluetooth Connection
-
MP3 Player
-
Navigation System
-
Smart Device Integration
-
Requires Subscription
-
Satellite Radio
-
Premium Sound System
-
WiFi Hotspot
-
Aluminum Wheels
-
Tires - Front All-Terrain
-
Tires - Rear All-Terrain
-
Conventional Spare Tire
-
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
-
Bumper, front, body-colour lower
-
Bumper, rear body-colour with bumper CornerSteps
-
CornerStep, rear bumper
-
Bed Step, Black integrated on forward portion of bed on driver and passenger side
-
Running Boards/Side Steps
-
Mouldings, beltline, stainless steel
-
Wheelhouse liners, rear (Not available with dual rear wheel models.)
-
Bed Liner
-
Daytime Running Lights
-
LED Headlights
-
Automatic Highbeams
-
Fog Lamps
-
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
-
Lamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
-
LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
-
Lamps, Smoked Amber roof marker, (LED) (Standard with dual rear wheels.)
-
Heated Mirrors
-
Integrated Turn Signal Mirrors
-
Power Folding Mirrors
-
Power Mirror(s)
-
Mirror caps, chrome
-
Intermittent Wipers
-
Rain Sensing Wipers
-
Variable Speed Intermittent Wipers
-
Privacy Glass
-
Rear Defrost
-
Sliding Rear Window
-
LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo Diesel V8 engine.)
-
Door handles, chrome
-
Integrated Tailgate Step
-
Tailgate and bed rail protection caps, top
-
Bucket Seats
-
Leather Seats
-
Driver Adjustable Lumbar
-
Power Driver Seat
-
Passenger Adjustable Lumbar
-
Power Passenger Seat
-
Pass-Through Rear Seat
-
Rear Bench Seat
-
Heated Front Seat(s)
-
Cooled Front Seat(s)
-
Heated Rear Seat(s)
-
Mirror Memory
-
Seat Memory
-
Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
-
Floor covering, colour-keyed carpeting
-
Floor Mats
-
Heated Steering Wheel
-
Adjustable Steering Wheel
-
Steering Wheel Audio Controls
-
Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
-
GMC Premium information Display- 13.4" diagonal Multicolour touch screen
-
Exterior Temperature Display located in radio display
-
Compass, located in instrument cluster
-
Tire Pressure Monitor
-
Window, power front, drivers express up/down
-
Power Windows
-
Power Door Locks
-
Remote Engine Start
-
Keyless Entry
-
Keyless Start
-
Adaptive Cruise Control
-
Cruise Control
-
Universal Garage Door Opener
-
Security System
-
Wireless Charging
-
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
-
USB ports, (2) charge-only, rear
-
Auxiliary Audio Input
-
MP3 Player
-
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
-
A/C
-
Climate Control
-
Multi-Zone A/C
-
Air vents, rear
-
Rear Defrost
-
Auto-Dimming Rearview Mirror
-
Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
-
8 Cylinder Engine
-
Gasoline Fuel
-
10-Speed A/T
-
A/T
-
Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
-
Running Boards/Side Steps
-
GVWR, 11,550 lbs. (5239 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
-
Keyless Start
-
Air filter, heavy-duty
-
Air filtration monitoring
-
Transfer case, two-speed active electronic Autotrac with push button control
-
Locking/Limited Slip Differential
-
Four Wheel Drive
-
Cooling, external engine oil cooler
-
Cooling, auxiliary external transmission oil cooler
-
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.)
-
Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
-
Trailer brake controller, integrated
-
Tow Hooks
-
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
-
Skid Plates protect the oil pan, front axle and transfer case
-
Suspension, Off-Road includes twin-tube shocks (Not available with dual rear wheels.)
-
Power Steering
-
4-Wheel Disc Brakes
-
ABS
-
Brake lining wear indicator
-
Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
-
Automatic Highbeams
-
Front Collision Mitigation
-
Front Collision Warning
-
Lane Departure Warning
-
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
-
Tow Hitch
-
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
-
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
-
Front Collision Mitigation
-
Front Collision Warning
-
Stability Control
-
Traction Control
-
Hill Descent Control (Not available with dual rear wheels.)
-
Daytime Running Lights
-
Driver Air Bag
-
Front Head Air Bag
-
Front Side Air Bag
-
Passenger Air Bag
-
Passenger Air Bag Sensor
-
Rear Head Air Bag
-
Requires Subscription
-
Telematics
-
Rear Parking Aid
-
Aerial View Display System
-
Back-Up Camera
-
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
-
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
-
Trailer Camera Provisions and trailer viewing software
-
Cross-Traffic Alert
-
Blind Spot Monitor
-
Lane Departure Warning
-
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
-
Safety Alert Seat
-
Rear Seat Reminder
-
Driver Restriction Features
-
Seat Belt Adjustable Guide Loops, front row only
-
Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)
-
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)
-
Tire Pressure Monitor
No matches were found.
-
Vehicle NameGMC Sierra 3500HD
-
Body StyleCrew Cab Pickup
-
Body CodeE63
-
DrivetrainFour Wheel Drive
-
Trans Order CodeMGM
-
Trans Type10
-
Trans Description Cont.Automatic
-
First Gear Ratio (:1)4.54
-
Second Gear Ratio (:1)2.87
-
Third Gear Ratio (:1)2.06
-
Fourth Gear Ratio (:1)1.72
-
Fifth Gear Ratio (:1)1.48
-
Sixth Gear Ratio (:1)1.26
-
Seventh Gear Ratio (:1)1.00
-
Eighth Gear Ratio (:1)0.85
-
Ninth Gear Ratio (:1)0.69
-
Tenth Gear Ratio (:1)0.63
-
Reverse Ratio (:1)4.54
-
Passenger Capacity5
-
Front Head Room (in)43.03
-
Front Leg Room (in)44.53
-
Front Shoulder Room (in)66.02
-
Front Hip Room (in)61.18
-
Second Head Room (in)40.12
-
Second Leg Room (in)43.4
-
Second Shoulder Room (in)65.3
-
Second Hip Room (in)60.24
-
Gross Axle Wt Rating - Front (lbs)5600
-
Gross Axle Wt Rating - Rear (lbs)7250
-
Gross Vehicle Weight Rating Cap (lbs)12100
-
Gross Combined Wt Rating (lbs)30000
-
Dead Weight Hitch - Max Trailer Wt. (lbs)5000
-
Dead Weight Hitch - Max Tongue Wt. (lbs)500
-
Wt Distributing Hitch - Max Trailer Wt. (lbs)20000
-
Wt Distributing Hitch - Max Tongue Wt. (lbs)2000
-
Fifth Wheel Hitch - Max Trailer Wt. (lbs)21200
-
Fifth Wheel Hitch - Max Tongue Wt. (lbs)5300
-
Maximum Trailering Capacity (lbs)20000
-
Engine Order CodeL5P
-
Engine TypeTurbocharged Diesel V8
-
Displacement6.6L
-
Fuel SystemDirect Injection
-
SAE Net Horsepower @ RPM470 @ 2800
-
SAE Net Torque @ RPM975 @ 1600
-
Engine Oil CoolerYes
-
Cold Cranking Amps @ 0° F (Primary)720
-
Maximum Alternator Capacity (amps)220
-
Frame TypeHydroformed
-
Suspension Type - FrontShort/Long Arm w/Torsion Bars
-
Suspension Type - Rear3-Stage Multi-Leaf
-
Axle Type - FrontIndependent
-
Axle Ratio (:1) - Front3.42
-
Axle Ratio (:1) - Rear3.42
-
Shock Absorber Diameter - Front (mm)51
-
Shock Absorber Diameter - Rear (mm)51
-
Stabilizer Bar Diameter - Front (in)1.38
-
Front Tire Order CodeQF9
-
Rear Tire Order CodeQF9
-
Spare Tire Order CodeZYG
-
Front Tire SizeLT275/65R20
-
Rear Tire SizeLT275/65R20
-
Spare Tire SizeLT275/70R18
-
Front Wheel Size (in)20 x 8.5
-
Rear Wheel Size (in)20 x 8.5
-
Spare Wheel Size (in)18 x 8
-
Front Wheel MaterialAluminum
-
Rear Wheel MaterialAluminum
-
Spare Wheel MaterialSteel
-
Steering TypePwr Recirculating Ball
-
Steering Ratio (:1), At LockN/A
-
Turning Diameter - Curb to Curb (ft)52.7
-
Turning Diameter - Wall to Wall (ft)N/A
-
Brake TypePwr
-
Brake ABS System4-Wheel
-
Disc - FrontYes
-
Disc - RearYes
-
Front Brake Rotor Diam x Thickness (in)14 x 1.6
-
Rear Brake Rotor Diam x Thickness (in)14.1 x 1.3
-
Fuel Tank Capacity, Approx (L)136
-
Wheelbase (in)158.94
-
Length, Overall (in)250.75
-
Width, Max w/o mirrors (in)81.85
-
Height, Overall (in)80.87
-
Cab to Axle (in)42.17
-
Ground Clearance, Front (in)11.18
-
Ground Clearance, Rear (in)11.18
-
Cargo Box Length @ Floor (in)82.2
-
Cargo Box Width @ Floor (in)71.4
-
Cargo Box Width @ Wheelhousings (in)51.85
-
Cargo Box (Area) Height (in)21
-
Cargo Volume (ft³)69.5
No matches were found.
Similar Vehicles
4WD Crew Cab Long Box Denali
VIN: 1GT4UWEY6TF181789
4WD Crew Cab Standard Box AT4
VIN: 1GT4UVEY8TF142907
Crew Cab Short Box 4-Wheel Drive Denali Ultimate
VIN: 1GTUUHE88TZ237225
City: 10.7L/100 km • Hwy: 9.3L/100 km
4WD Crew Cab Standard Box AT4
VIN: 1GT4UVEY4TF124291
4WD Crew Cab Standard Box Denali
VIN: 1GT4UWEY4TF134082
4WD Crew Cab Standard Box AT4
VIN: 1GT4UVEY6TF130920
* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2026 GMC Sierra 3500HD Denali may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.