Chevrolet Cadillac Buick GMC Logo
Dueck GM on Marine Chevrolet Buick Cadillac GMC Selection, Value, Trust… Since 1926!
Close
2025 GMC Sierra 3500HD Denali
Price $121,629.00
Purchase Price $121,629
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.

2025 GMC Sierra 3500HD Denali

4WD Crew Cab Standard Box Denali
Finance from
$792
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
/ Biweekly
Lease from
$878
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
/ Biweekly
Purchase Price
$121,629
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
+ Taxes and Fees
Vehicle Details
    Body Style
    Truck
    Engine
    6.6L 8Cyl
    Exterior Colour
    Gray
    Interior Colour
    Brown
    Transmission
    Automatic
    Drivetrain
    4Ă—4
    Doors
    4
    VIN
    1GT4UWEYXSF139771
    Stock #
    25CK9771
    Condition
    New
    Trim Details
    4WD Crew Cab Standard Box Denali

It's Your Business. It's Your Choice.

Dueck GM Business Choice is an incentive program designed specifically for small business owners like you. It offers valuable options to help offset the cost of getting your new GM vehicles work-ready.

You can choose from:*

OPTION B: $700 (including parts, labour and taxes) on eligible uplifts for commercial vehicles

OPTION C: $750 in GM Dealer Accessories (inclusive of parts, labour and taxes)

OPTION D: $500 Cash Incentive

Installed Packages
  • Denali Preferred Equipment Group • 5SA
    includes standard equipment
  • Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel Compatible • L5P
    (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
  • Transmission, Allison 10-Speed Automatic • MGM
  • Gvwr, 12,100 Lbs. (5488 Kg) With Single Rear Wheels • G4Y
  • Rear Axle, 3.42 Ratio • GU6
  • Titanium Rush Metallic • G6M
  • Denali Reserve Package • PEC
    includes (CWM) Technology Package and (CF5) power sunroof
  • High Idle Switch • UF3
  • Alternators, Dual, 220-Amps Primary, 170-Amps Auxiliary • KHF
  • Heavy Duty Front Spring/Camper Package • F60
    Note: If ordered for Camper usage, recommend ordering (UY2) Trailering wiring provisions
  • Assist Steps, Power-Retractable • BRS
    with LED perimeter lighting and bright accent
  • License Plate Kit, Front • VK3
  • Trailer Tire Pressure Monitor Sensors • PTT
    includes set of 4 sensors. Sensor functionality requires (UET) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
No matches were found.
Options
  • Air Conditioning
  • Alloy Wheels
  • Backup Camera
  • Bluetooth Connection
  • Cooled Seats
  • Cruise Control
  • Heated Seats
  • Keyless Entry
  • Lane Assist
  • Leather Seats
  • Navigation System
  • Parking Sensors
  • Power Seats
  • Power Windows
  • Remote Start
  • Running Boards
  • Satellite Radio
  • Smart Device Integration
  • Wi-Fi Hotspot
No matches were found.
Entertainment
  • AM/FM Stereo
  • Auxiliary Audio Input
  • Bluetooth Connection
  • MP3 Player
  • Navigation System
  • Smart Device Integration
  • Requires Subscription
  • Satellite Radio
  • Premium Sound System
  • WiFi Hotspot
Exterior
  • 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
  • Running Boards/Side Steps
  • Mouldings, beltline, stainless steel
  • Wheelhouse liners, rear (Not available with dual rear wheel models.)
  • Bed Liner
  • Grille, Signature Chrome Denali grille
  • 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
  • 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
Interior
  • 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
  • Steering wheel, wrapped
  • Heated Steering Wheel
  • Adjustable Steering Wheel
  • Steering Wheel Audio Controls
  • 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
  • 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
Mechanical
  • 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.)
Package
  • 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
Processing-other
  • Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Safety
  • 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
  • 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.
Summary
  • Vehicle Name
    GMC Sierra 3500HD
  • Body Style
    Crew Cab Pickup
  • Body Code
    E63
Transmission
  • Drivetrain
    Four Wheel Drive
  • Trans Order Code
    MGM
  • Trans Type
    10
  • 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
Interior dimensions
  • Passenger Capacity
    5
  • 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
Weight information
  • Gross Axle Wt Rating - Front (lbs)
    6000
  • Gross Axle Wt Rating - Rear (lbs)
    7250
  • Curb Weight - Front (lbs)
    4041
  • Curb Weight - Rear (lbs)
    2938
  • Gross Vehicle Weight Rating Cap (lbs)
    12100
  • Gross Combined Wt Rating (lbs)
    30000
Trailering
  • 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
  • Engine Order Code
    L5P
  • Engine Type
    Turbocharged Diesel V8
  • Displacement
    6.6L
  • Fuel System
    Direct Injection
  • SAE Net Horsepower @ RPM
    470 @ 2800
  • SAE Net Torque @ RPM
    975 @ 1600
  • Engine Oil Cooler
    Yes
Electrical
  • Cold Cranking Amps @ 0° F (Primary)
    720
  • Maximum Alternator Capacity (amps)
    170 & 220
Frame
  • Frame Type
    Hydroformed
Suspension
  • Suspension Type - Front
    Short/Long Arm w/Torsion Bars
  • Suspension Type - Rear
    3-Stage Multi-Leaf
  • Axle Type - Front
    Independent
  • Axle Ratio (:1) - Front
    3.42
  • Axle Ratio (:1) - Rear
    3.42
  • Shock Absorber Diameter - Front (mm)
    51
  • Shock Absorber Diameter - Rear (mm)
    51
  • Stabilizer Bar Diameter - Front (in)
    1.38
Tires
  • Front Tire Order Code
    QF9
  • Rear Tire Order Code
    QF9
  • Spare Tire Order Code
    ZYG
  • Front Tire Size
    LT275/65R20
  • Rear Tire Size
    LT275/65R20
  • Spare Tire Size
    LT275/70R18
Wheels
  • 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 Material
    Aluminum
  • Rear Wheel Material
    Aluminum
  • Spare Wheel Material
    Steel
Steering
  • Steering Type
    Pwr Recirculating Ball
  • Steering Ratio (:1), At Lock
    N/A
  • Turning Diameter - Curb to Curb (ft)
    52.7
  • Turning Diameter - Wall to Wall (ft)
    N/A
Brakes
  • Brake Type
    Pwr
  • Brake ABS System
    4-Wheel
  • Disc - Front
    Yes
  • Disc - Rear
    Yes
  • 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
  • Fuel Tank Capacity, Approx (L)
    136
Exterior dimensions
  • 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 area dimensions
  • 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
  • Body Style
    Truck
  • Engine
    6.6L
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    25CK4374
In-Transit
Purchase Price
$117,908
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
e4WD Crew Cab RST
  • Body Style
    Truck
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    24SE1373
Finance from
$734 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Lease from
$692 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Cash Price
$120,434
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Starting Price:
$120,434
Finance Price
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
4WD Crew Cab Standard Box High Country
  • Body Style
    Truck
  • Engine
    6.6L
  • Exterior Colour
    Blue
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    25SI2735
Finance from
$717 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Lease from
$742 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Cash Price
$110,000
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Starting Price:
$110,000
Finance Price
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
4WD Crew Cab Standard Box High Country
  • Body Style
    Truck
  • Engine
    6.6L
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    25SI2692
In-Transit
Finance from
$779 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Lease from
$873 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Cash Price
$119,643
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Starting Price:
$119,643
Finance Price
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
4WD Crew Cab Standard Box AT4
  • Body Style
    Truck
  • Engine
    6.6L
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    25CK8200
In-Transit
Finance from
$774 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Lease from
$877 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Cash Price
$118,858
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Starting Price:
$118,858
Finance Price
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
4WD Crew Cab Standard Box Denali
  • Body Style
    Truck
  • Engine
    6.6L
  • Exterior Colour
    Black
  • Transmission
    Automatic
  • Drivetrain
    4Ă—4
  • Stock #
    25CK9692
In-Transit
Finance from
$773 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Lease from
$856 bw
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Cash Price
$118,659
Price excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Starting Price:
$118,659
Finance Price
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
* 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 2025 GMC Sierra 3500HD Denali may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.
Calculate Payments
Total Obligation
$144,221
Biweekly
$792
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Loading...
Total Obligation
$91,290
Biweekly
$878
Payments excludes taxes, $795 Administration fee and $132.50 Tire Levy / Air Charge.
Loading...