OVERVIEW PRO, SLE & SLT AT4 & AT4X DENALI & DENALI ULTIMATE COMPARE TRIMS BUILD & PRICE

2025

2026

2026 GMC SIERRA HEAVY DUTY

PRO, SLE & SLT

HEAVY-DUTY PICKUP TRUCKS

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}
Front Three-Quarter View of the 2026 GMC Sierra HD Pro Driving Down a Dirt Road.
BUILD & PRICE VIEW INVENTORY

STARTING AT:

{{starting_price}}{{starting_price_disclosure}}

AVAILABLE TOWING UP TO

16,330 KG (36,000 LB.)*

KEY FEATURES

AVAILABLE

 MAX TOWING UP TO 16,330 KG (36,000 LB.)*

AS CONFIGURED: 9,797 KG (21,600 LB.)*

AVAILABLE

DURAMAX® 6.6L TURBO-DIESEL V8 ENGINE

WITH 975 LB.-FT. OF TORQUE AND 470 HP

AVAILABLE

13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM

AVAILABLE

PROGRADE® TRAILERING TECH

AVAILABLE

MULTIPRO™ TAILGATE
#/#

This content well component is for DRE. DONT DELETE. (hidden)

EXPLORE GMC SIERRA HD PRO, SLE & SLT TRIMS
2026 GMC Sierra HD Pro in Summit White.

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

PRO

STARTING AT: 

{{starting_price}}{{starting_price_disclosure}}

KEY STANDARD FEATURES
  • 6.6L V8 gas engine with 10-speed automatic transmission
  • Trailering Package, Trailering Mirrors and Trailer Brake Controller
  • 7" diagonal GMC Infotainment System* 
  • Wireless Apple CarPlay®* and wireless Android Auto™* compatibility

KEY AVAILABLE FEATURES*
  • Duramax 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission 
  • Adaptive Cruise Control* with trailering*
BUILD & PRICE VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
2026 GMC Sierra HD SLE in Onyx Black.

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

SLE

STARTING AT: 

{{starting_price}}{{starting_price_disclosure}}

KEY STANDARD FEATURES  
  • 13.4" diagonal Premium GMC Infotainment System* and 12.3" diagonal digital Driver Information Centre
  • Traction Select System with Tow/Haul mode*
  • 17" machined aluminum wheels 

KEY AVAILABLE FEATURES*
  • Up to 13 camera views,* including transparent trailer view*
  • MultiPro™ Tailgate and MultiPro Tailgate Audio System by KICKER® 
  • X31 off-road package with twin-tube Rancho® shocks and skid plates
BUILD & PRICE VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY
2026 GMC Sierra HD SLT in Summit White.

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

SLT

STARTING AT: 

{{starting_price}}{{starting_price_disclosure}}

KEY STANDARD FEATURES  
  • 10-way power driver and front outboard passenger heated seats with lumbar
  • Heated steering wheel
  • ProGrade® Trailering System* with In-Vehicle Trailering App*
  • 18" machined aluminum wheels with dark grey metallic accents

KEY AVAILABLE FEATURES*
  • 10-way power-adjustable front heated and ventilated bucket seats with perforated leather appointments
  • MultiPro Tailgate and MultiPro Tailgate Audio System by KICKER®
BUILD & PRICE  VIEW INVENTORY VIEW INVENTORY VIEW INVENTORY

SIERRA HD PRO, SLE & SLT COLORS

Use the tabs to view available trims, exterior and interior colors, and wheels.

Couldn't find parsys in reference partial. Please confirm the partial exists and is published.

BUILD & BUY

CAPABILITY

Strength and intelligence on the road.
The 2026 GMC Sierra HD Pro Truck Towing a Trailer Down a Mountain Lined Road.
The 2026 GMC Sierra HD Pro Truck Driving Off-Road and Kicking up Dust.

1 of 5

DURAMAX 6.6L TURBO-DIESEL V8 ENGINE

The Sierra Heavy Duty truck’s available Duramax 6.6L Turbo-Diesel V8 engine features an efficient turbocharger and 10-speed automatic transmission. 

VIEW DETAILS

Front View of the 2026 GMC Sierra HD Pro Truck Driving Through a Green Forest.

2 of 5

6.6L V8 GAS ENGINE

The Sierra Heavy Duty pickup truck’s standard 6.6L V8 gas engine is paired with a 10-speed automatic transmission to help optimize power, torque and efficiency. 

VIEW DETAILS

The 2026 GMC Sierra HD Pro Truck Pulling a Large Piece of Equipment through a tree-lined road.

3 of 5

SERIOUS TOWING POWER

The 2500 HD Crew Cab offers available max towing of up to 9,920 kg (21,870 lb.).*
Close-up of the Infotainment Screen in the 2026 GMC Sierra HD Pro Truck Displaying the Prograde Trailering Tech.

4 of 5

PROGRADE TRAILERING TECH

This advanced suite of available intelligent technologies helps streamline the hitching and towing process with integrated tools that help enhance your sense of confidence and visibility.

VIEW DETAILS

Close-up of the Adaptive Cruise Control with Trailering Controls on the Steering Wheel of the 2026 GMC Sierra HD Pro.

5 of 5

ADAPTIVE CRUISE CONTROL WITH TRAILERING

Adaptive Cruise Control* with trailering* allows the Sierra Heavy Duty pickup truck’s available Adaptive Cruise Control to account for additional drag and increased braking distances when towing a trailer. 
#/#

TECHNOLOGY

Keep informed and in command.

AT4X Shown
The Interior View of the Steering Wheel and Dashboard in the 2026 GMC Sierra HD Pro Truck.
Close-up of the 13.4 Inch Diagonal Premium GMC Infotainment System inside the 2026 GMC Sierra HD Pro Truck.

1 of 6

13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM*

The colour touchscreen with Google built-in* compatibility and voice-activated technology for your phone provides a seamless way to customize your entertainment on SLE and SLT. 
Close-up view of the 12.3 Inch Diagonal Color Driver Infotainment Center inside the 2026 GMC Sierra HD Pro Truck.

2 of 6

12.3" DIAGONAL COLOUR DRIVER INFORMATION CENTRE* 

GMC Sierra HD features a driver-focused display that puts information front and centre, and keeps it easily visible in high-resolution clarity on SLE and SLT. 
Close-up of the 13.4 Inch Diagonal Premium GMC Infotainment System Displaying the Wireless Capability in the 2026 GMC Sierra HD Pro Truck.

3 of 6

WIRELESS COMPATIBILITY

Connect your compatible smartphone to access a more integrated in-vehicle experience with Apple CarPlay* or Android Auto* compatibility. 
Close-up of the 13.4 Inch Diagonal Premium GMC Infotainment System Displaying one of the 13 Available Camera Views of the 2026 GMC Sierra HD Pro Truck.

4 of 6

UP TO 13 AVAILABLE CAMERA VIEWS

Get help seeing around your work truck and compatible trailer with up to 13 available camera views,* including HD Surround Vision,* Bed View Camera* and the available industry-first transparent trailer view.*

VIEW DETAILS

Close-up view of the Bose Premium Sound System in the 2026 GMC Sierra HD Pro Truck.

5 of 6

BOSE PREMIUM SOUND SYSTEM

The available Bose* Premium Sound System supplies seven well-placed speakers, including a Richbass woofer, to produce powerful, high-quality concert-like sound wherever you go. 
Close-up of the OnStar Basics Button inside the 2026 GMC Sierra HD Pro Truck.

6 of 6

ONSTAR® BASICS*

Drive more confidently with core OnStar features, including remote commands,* Automatic Crash Response* and more to help you if you’re in need.

VIEW DETAILS

#/#

INTERIOR

Get inside and get comfortable.

AT4X Shown
The Interior View of the Steering Wheel and Dashboard in the 2026 GMC Sierra HD Pro Truck.
Interior View of the Premium Front Seats of the 2026 GMC Sierra HD Pro Truck.

1 of 5

PREMIUM FRONT SEATS

Available 10-way power-adjustable front heated and ventilated bucket seats with perforated-leather appointments.
The Heated Steering Wheel in the 2026 GMC Sierra HD Pro Truck.

2 of 5

HEATED STEERING WHEEL

Keep your hands warm on chilly days in your work truck with an available heated steering wheel. 
Interior View of the Spacious Cabin in the 2026 GMC Sierra HD Pro Truck.

3 of 5

SPACIOUS CABIN

The Sierra Heavy Duty pickup truck features spacious front headroom and legroom. 

AT4 shown
Close-up of the Dual-Zone Automatic Climate Control of the 2026 GMC Sierra HD Pro Truck.

4 of 5

DUAL-ZONE AUTOMATIC CLIMATE CONTROL

The available system automatically controls the fan speed, air delivery, air conditioning and air recirculation to help heat or cool the cabin to your desired temperature.
Front and Second Row Seating in the 2026 GMC Sierra HD Pro Truck.

5 of 5

PREMIUM REAR-SEAT COMFORT

Spacious rear legroom on Crew Cab models helps keep the back seat passengers in your pickup truck comfortable. 
#/#

EXTERIOR

The Sierra Heavy Duty pickup truck looks every inch the premium pulling machine.
Front Three-Quarter View of the 2026 GMC Sierra HD Pro Truck Driving Down a Dirt Road.
Front View of the 2026 GMC Sierra HD Pro Truck and the LED Projector Headlamps.

1 of 4

LED PROJECTOR HEADLAMPS

LED projector headlamps feature GMC signature animated lighting sequences.
View of the Generous Cargo Bed Volume on the 2026 GMC Sierra HD Pro Truck.

2 of 4

GENEROUS CARGO BED VOLUME

The Sierra Heavy Duty pickup truck’s bed height makes for comfortable lift-in loading, is optimized for gooseneck/fifth-wheel trailer clearance and offers HD cargo bed volume.
Close-up View of the Trailering Mirrors on the 2026 GMC Sierra HD Pro Truck.

3 of 4

TRAILERING MIRRORS

Available mirror features such as power-extension, retraction and folding capabilities, auxiliary spot lamps, auto-dimming upper-glass and perimeter lighting help improve the view. 
The Six Function Multipro Tailgate on the 2026 GMC Sierra HD Pro Truck.

4 of 4

SIX-FUNCTION MULTIPRO TAILGATE 

The available world’s first MultiPro Tailgate combines six convenient functions that help improve loading, unloading and accessing the cargo bed. 

VIEW DETAILS

#/#

SAFETY

Go forth with added confidence.

AT4 shown.
The 2026 GMC Sierra HD Pro Truck Pulling a Trailer Down a Dirt Road Lined with Pine Trees.

SIERRA HD PRO SAFETY*

Every GMC Sierra 2500 HD and GMC Sierra 3500 HD truck includes safety and driver assistance technologies that help while driving and trailering. 

VIEW DETAILS

Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information.

GMC SIERRA 2500 HD SPEC HIGHLIGHTS
  • 2500 HD CREW CAB 
  • 2500 HD DOUBLE CAB
  • 2500 HD REGULAR CAB
2026 GMC Sierra 2500 HD Crew Cab.

The Sierra 2500 Heavy Duty pickup truck offers Crew Cab models with a 6' 9" standard bed or an available 8' long bed.

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

9,920 kg (21,870 lb.)* 

MAX AVAILABLE CONVENTIONAL TRAILERING 

9,072 kg (20,000 lb.)* 

MAX AVAILABLE GCWR

13,608 kg (30,000 lb.)*

GROUND CLEARANCE

256 mm (10.1") 

WHEELBASE

4,037 mm (159.0")–4,369 mm (172.0")  

CARGO VOLUME

1,968 L (69.5) – 2,364 L (83.5) cu. ft.*

OVERALL VEHICLE LENGTH

6,369 mm (250.75") – 6,776 mm (266.77")

MAX AVAILABLE PAYLOAD

1,752 kg (3,863 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS
2026 GMC Sierra 2500 HD Double Cab.

The Sierra 2500 HD Pro and SLE offer Double Cab models with a 6' 9" standard bed or an available 8' long bed. 

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

8,437 kg (18,600 lb.)*

MAX AVAILABLE CONVENTIONAL TRAILERING

8,119 kg (17,900 lb.)* 

MAX AVAILABLE GCWR

11,794 kg (26,000 lb.)*

GROUND CLEARANCE

256 mm (10.1") – 259 mm (10.2") 

WHEELBASE

3,784 mm (149") – 4,114 mm (162.5") 

CARGO VOLUME

1,968 L (69.5 cu. ft.) – 2,364 L (83.5 cu. ft.) cu. ft.*

OVERALL VEHICLE LENGTH

6,127 mm (241.2") – 6,534 mm (257.2")

MAX AVAILABLE PAYLOAD

1,745 kg (3,848 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS
2026 GMC Sierra 2500 HD Regular Cab.

The Sierra 2500 Heavy Duty pickup truck offers Regular Cab models available on Pro and SLE with an 8' long bed.

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

10,156 kg (22,390 lb.)*

MAX AVAILABLE CONVENTIONAL TRAILERING

6,577 kg (14,500 lb.)*

MAX AVAILABLE GCWR

13,608 kg (30,000 lb.)*

GROUND CLEARANCE

259 mm (10.2") 

WHEELBASE

3,596 mm (142.0")

CARGO VOLUME

2,364 L (83.5 cu. ft.)*

OVERALL VEHICLE LENGTH

6,002 mm (236.3")

MAX AVAILABLE PAYLOAD

1,836 kg (4,049 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS

GMC SIERRA 3500 HD SPEC HIGHLIGHTS
  • 3500 HD CREW CAB
  • 3500 HD DOUBLE CAB
  • 3500 HD REGULAR CAB
2026 GMC Sierra 3500 HD Crew Cab.

The Sierra 3500 Heavy Duty pickup truck offers Crew Cab models with either a 6' 9" standard bed or an available 8' long bed. The long bed is available with a Single Rear Wheel or Dual Rear Wheel configuration. 

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

14,261 kg (31,440 lb.)*

MAX AVAILABLE CONVENTIONAL TRAILERING

9,072 kg (20,000 lb.)*

MAX AVAILABLE GCWR

18,143 kg (40,000 lb.)*

GROUND CLEARANCE

SRW:

 

DRW:

283 mm (11.1") – 284 mm (11.2")  

264 mm (10.4")

WHEELBASE

4,037 mm (159.0") – 4,369 mm (172.0")

CARGO VOLUME

1,968 L (69.5 cu. ft.) – 2,664.7 L (83.5 cu. ft.) cu. ft.*

OVERALL VEHICLE LENGTH

6,369 mm (250.8") – 6,776 mm (266.8")

MAX AVAILABLE PAYLOAD

3,020 kg (6,658 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS
2026 GMC Sierra 3500 HD Double Cab.

The Sierra 3500 Heavy Duty pickup truck offers Double Cab models available on Pro and SLE with an 8' long bed Single Rear Wheel or Dual Rear Wheel configuration.

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

14,325 kg (31,580 lb.)*

MAX AVAILABLE CONVENTIONAL TRAILERING

9,072 kg (20,000 lb.)*

MAX AVAILABLE GCWR

18,144 kg (40,000 lb.)*

GROUND CLEARANCE

SRW:

DRW:

283 mm (11.2")

264 mm (10.4") 

WHEELBASE

4,127 mm (162") 

CARGO VOLUME

2,364 L (83.5 cu. ft.)*

OVERALL VEHICLE LENGTH

6,534 mm (257.2")

MAX AVAILABLE PAYLOAD

3,094 kg (6,820 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS
2026 GMC Sierra 3500 HD Regular Cab.

The Sierra 3500 Heavy Duty pickup truck offers Regular Cab models available on Pro and SLE with an 8' long bed Single Rear Wheel or Dual Rear Wheel configuration.

MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING

16,329 kg (36,000 lb.)*

MAX AVAILABLE CONVENTIONAL TRAILERING

9,072 kg (20,000 lb.)*

MAX AVAILABLE GCWR

19,913 kg (43,900 lb.)*

GROUND CLEARANCE

SRW:

DRW:

285 mm (11.2")

266 mm (10.5")

WHEELBASE

3,606 mm (142")

CARGO VOLUME

2,364 L (83.5 cu. ft.)*

OVERALL VEHICLE LENGTH

6,002 mm (236.3")

MAX AVAILABLE PAYLOAD

3,307 kg (7,290 lb.)*

LOREM IPSUM DOLOR

X,XXX lbs.

LOREM IPSUM DOLOR

X,XXX lbs.
COMPARE TRIMS

YOU MIGHT ALSO LIKE
2026 GMC Sierra HD AT4.

2026 SIERRA HD AT4

STARTING AT: {{starting_price}}{{starting_price_disclosure}}

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

 BUILD & PRICE
2026 GMC Sierra HD Denali.

2026 SIERRA HD DENALI

STARTING AT: {{starting_price}}{{starting_price_disclosure}}

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

 BUILD & PRICE
2026 GMC Sierra HD.

2025 SIERRA HD SLT 

STARTING AT: {{starting_price}}{{starting_price_disclosure}}

AS CONFIGURED: {{as_shown_price}}{{as_shown_price_disclosure}}

 BUILD & PRICE
#/#

TAKE THE NEXT STEP

BUILD & PRICE 

COMPARE TRIMS

EXPLORE ACCESSORIES

LOCATE A DEALER 

You are leaving gmccanada.ca

You are leaving gmccanada.ca to visit a website that is operated independently and not maintained by General Motors of Canada and where the General Motors of Canada privacy policy does not apply.

This link is provided to you for convenience and does not serve as an endorsement by General Motors of Canada of information or content that you may find on this site.

CONTINUE | CANCEL