Name: 2026 GMC Sierra 2500HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
Brand: GMC
SKU: 66680
Price: 134172 CAD
Availability: InStock

Vehicle Details

Body Style

Truck

Engine

6.6L 8Cyl

Exterior Colour

Black

Interior Colour

Tan

Transmission

Automatic

Drivetrain

4×4

VIN

1GT4UXEY3TF262402

Stock

66680

Fuel Type

Diesel

Trim Details

Crew Cab Standard Box 4-Wheel Drive Denali Ultimate

Packages & Options

Standard Equipment

Technical Specifications

Installed Packages

Denali Ultimate Preferred Equipment Group • 5SB

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)
Transmission, 10-Speed Automatic • MGM
Gvwr, 11,350 Lbs. (5148 Kg) • JGL
Rear Axle, 3.42 Ratio • GU6
Wheels, 20" (50.8 Cm) Ultra-Bright Machined Aluminum Wheels • Q7H

with gloss black inserts with Black painted pockets
Tires, Lt275/65R20 All-Terrain, Blackwall • QF9
Onyx Black • GBA
Seats, Front Bucket • A50

with centre console
Alpine Umber, Full Grain Leather Seat Trim • H40
Audio System, 13.4" Diagonal Premium Gmc Infotainment System With Google Built In Apps Such As Navigation And Voice Assistance • IOK

includes colour touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones
Lpo, Gmc Protection Package • PDH

includes (RIA) all-weather floor liner, LPO and (VQK) front and rear Black moulded splash guards, LPO, (dealer-installed)
Heavy Duty Front Spring/Camper Package • F60

Note: If ordered for Camper usage, recommend ordering (UY2) Trailering wiring provisions
Gooseneck / 5Th Wheel Prep Package -- Hitch Platform To Accept Gooseneck Or 5Th Wheel Hitch. • Z6A

Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
Lpo, Front And Rear Moulded Splash Guards, Black • VQK

(dealer-installed)
Lpo, Gmc Multipro Tailgate Step Lights • 63G

(dealer-installed)
License Plate Kit, Front, Incandescent Lighting • VK3

(will be shipped to orders with ship-to provinces that require front license plate)
3 Years Sirius Xm • R6P
Lpo, All-Weather Floor Liner, 1St And 2Nd Rows • RIA

(dealer-installed)

No matches were found.

Options

Air Conditioning
Alloy Wheels
Backup Camera
Bluetooth Connection
Cooled Seats
Cruise Control
Heads Up Display
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
Sunroof / Moonroof
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
Generic Sun/Moonroof
Sun/Moonroof
Bumper, rear body-colour with bumper CornerSteps
Power Retractable Running Boards
Running Boards/Side Steps
Bed Liner
Bed Step, Black integrated on forward portion of bed on driver and passenger side
CornerStep, rear bumper
Wheelhouse liners, rear
Mouldings, beltline, chrome
Grille (Signature Denali Ultimate grille in Vadar chrome with High Gloss Black surround.)
Winter Grille Cover
Daytime Running Lights
Automatic Highbeams
Fog 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
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
Lamps, Smoked Amber roof marker, (LED)
Heated Mirrors
Integrated Turn Signal Mirrors
Power Folding Mirrors
Power Mirror(s)
Mirror caps, chrome
Privacy Glass
Intermittent Wipers
Rain Sensing Wipers
Variable Speed Intermittent Wipers
Door handles, chrome
Integrated Tailgate Step
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Tailgate and bed rail protection caps, top

Interior

Bucket Seats
Leather Seats
Pass-Through Rear Seat
Rear Bench Seat
Driver Adjustable Lumbar
Power Driver Seat
Seat-Massage
Passenger Adjustable Lumbar
Power Passenger 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
Leather Steering Wheel
Heated Steering Wheel
Steering Wheel Audio Controls
Adjustable Steering Wheel
Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
Heads-Up Display
Rear Seat Reminder
GMC Premium information Display- 13.4" diagonal Multicolour touch screen
Exterior Temperature Display, located in radio display
Compass, located in instrument cluster
Power Windows
Rear Defrost
Sliding Rear Window
Power Door Locks
Keyless Entry
Keyless Start
Remote Engine Start
Adaptive Cruise Control
Cruise Control
Universal Garage Door Opener
Wireless Charging
Security System
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
Auxiliary Audio Input
MP3 Player
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Air vents, rear
A/C
Climate Control
Multi-Zone A/C
Auto-Dimming Rearview Mirror
Back-Up Camera
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted

Mechanical

8 Cylinder Engine
Diesel Fuel
Turbocharged
10-Speed A/T
A/T
Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
Running Boards/Side Steps
GVWR, 11,350 lbs. (5148 kg) (Requires TK20743 Crew Cab model, (L5P) Duramax 6.6L Turbo-Diesel V8 engine, with 20" or 22" wheels and tires. Not available with (NHT) Max Trailering Package.)
Keyless Start
Engine block heater
Hill Descent Control
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
Air filter, heavy-duty
Air filtration monitoring
Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
Alternator, 220 amps
Trailer brake controller, integrated
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.)
Tow Hooks
Skid Plates protect the oil pan, front axle and transfer case
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Suspension, Off-Road includes twin-tube shocks
Power Steering
4-Wheel Disc Brakes
ABS
Exhaust brake
Brake lining wear indicator
Capped Fuel Fill

Package

Back-Up Camera
Heads-Up Display
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
Automatic Highbeams
Front Collision Mitigation
Front Collision Warning
Lane Departure Warning
Tow Hitch
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App

Safety

Front Collision Mitigation
Front Collision Warning
Stability Control
Traction Control
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
Trailer Camera Provisions and trailer viewing software
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Lane Departure Warning
Cross-Traffic Alert
Blind Spot Monitor
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.)
Safety Alert Seat
Driver Restriction Features
Tire Pressure Monitor
Trailer Tire Pressure Monitor Sensors 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
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering

No matches were found.

Summary

Vehicle Name

GMC Sierra 2500HD
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
Transfer Case Gear Ratio (:1), High

1

Interior dimensions

Passenger Capacity

5
Front Head Room (in)

39.88
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)

5600
Gross Axle Wt Rating - Rear (lbs)

6600
Curb Weight - Front (lbs)

4013
Curb Weight - Rear (lbs)

2812
Gross Vehicle Weight Rating Cap (lbs)

11350
Gross Combined Wt Rating (lbs)

27500

Trailering

Dead Weight Hitch - Max Trailer Wt. (lbs)

5000
Dead Weight Hitch - Max Tongue Wt. (lbs)

500
Wt Distributing Hitch - Max Trailer Wt. (lbs)

18500
Wt Distributing Hitch - Max Tongue Wt. (lbs)

1850
Fifth Wheel Hitch - Max Trailer Wt. (lbs)

17200
Fifth Wheel Hitch - Max Tongue Wt. (lbs)

4300
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)

730
Maximum Alternator Capacity (amps)

220

Frame

Frame Type

Box Ladder

Suspension

Suspension Type - Front

Short/Long Arm w/Torsion Bar
Suspension Type - Rear

2-Stage Multi-Leaf
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
Rear Wheel Size (in)

20
Spare Wheel Size (in)

18
Front Wheel Material

Aluminum
Rear Wheel Material

Aluminum

Steering

Steering Type

Pwr Recirculating Ball
Turning Diameter - Curb to Curb (ft)

52.7

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)

159
Length, Overall (in)

250.75
Width, Max w/o mirrors (in)

81.85
Height, Overall (in)

79.82
Cab to Axle (in)

42.17
Ground Clearance, Front (in)

10.28
Ground Clearance, Rear (in)

10.28

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.

* 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 2500HD Denali Ultimate may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.

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2026 GMC Sierra 2500HD Denali Ultimate $134,172

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