Chapman Chevrolet Buick GMC
431 Mountain Ave, Killarney, MB, R0K 1G0
204 523-4674

2026 GMC Sierra Gmc 2500 4wd 
in Killarney 

 Automatic
Ext: White Int: Black
Reduced Price
2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-1
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-1
    GMC Sierra 2026 - Photo #1
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-2
    GMC Sierra 2026 - Photo #2
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-3
    GMC Sierra 2026 - Photo #3
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-4
    GMC Sierra 2026 - Photo #4
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-5
    GMC Sierra 2026 - Photo #5
  • 2026 GMC Sierra new, Ext:White, int:Black, Gmc 2500 4wd, 111723. Chapman Chevrolet Buick GMC. 26-387-new-6
    GMC Sierra 2026 - Photo #6
The amount shown reflects an estimate of the amount that you can expect to pay in Canadian dollars. Taxes are excluded (unless selected otherwise). Photos for illustration purposes only. While we strive to ensure that the information on this website is accurate, we recommend contacting us directly to verify details and obtain additional information about the vehicle, including confirmation of prices, colors, trims, options, and other specifications.

2026 GMC Sierra - Specifications 

City
Highway
Share Vehicle Listing on Facebook
Download the window sticker
  • Model: Sierra
  • Trim Level: Gmc 2500 4wd
  • Category: Trucks
  • Exterior Colour: White
  • Interior Colour: Black
  • Stock #: 26-387-new
  • VIN: 1GT1UPEY2TF386079
  • See options
  • Transmission: Automatic
  • Fuel: Diesel
  • Engine: 6.6L
  • Cylinders: 8
  • Price: 111,723

Key features of the 2026 GMC Sierra 

AT4 Trim Style

AT4 trim gives this Sierra 2500HD a distinct model identity and rugged character.

Crew Cab Space

Crew Cab configuration offers a larger cab layout for added interior room.

159-inch Wheelbase

The 159-inch wheelbase supports a substantial full-size heavy-duty truck presence.

6.6L Engine

The 6.6L engine highlights strong heavy-duty motivation for demanding truck use.

The key features listed may depend on the trim, options, or equipment package.

Safety features of the 2026 GMC Sierra 

Advanced Collision Alert

Alerts you to potential collisions, keeping you and your loved ones safer every mile.

Lane Keep Assist

Gently steers you back if you drift, ensuring you stay confidently in your lane.

Adaptive Cruise Control

Automatically adjusts your speed to maintain a safe distance from vehicles ahead.

360° Surround Vision

Provides a birds-eye view for easier, safer parking and maneuvering in tight spaces.

The safety features listed may depend on the trim, options, or equipment package.

2026 GMC Sierra - Description 

2026 GMC GMC Sierra 2500 4WD
Meet the brand new 2026 GMC Sierra 2500 AT4 Crew Cab 4WD, now at Chapman Chevrolet Buick GMC in Killarney. Finished in White with a Black interior, this heavy-duty truck pairs bold capability with a refined cabin. Its 6.6L V8 diesel engine and automatic transmission are built for serious work and confident travel.

The 2026 GMC Sierra 2500 AT4 Crew Cab 4WD is made for drivers who need strong diesel power, four-wheel-drive traction, and a roomy crew cab layout. The added steps help make entry and exit easier, while the AT4 identity brings a rugged, off-road-focused presence to this brand new GMC truck.

FEATURES OF THE Sierra 2500 At4 Crew Cab 4wd

»» Off-road-focused heavy-duty GMC truck design
»» Crew Cab adds generous passenger room
»» Four-wheel drive for added traction
»» Diesel V8 power for demanding jobs

ADVANCED SAFETY FEATURES

»» Heavy-duty frame supports confident road manners
»» Four-wheel drive aids traction on terrain
»» Large mirrors help improve outward visibility
»» High driving position enhances road awareness

PERFORMANCE AND EFFICIENCY

»» 6.6L V8 diesel delivers strong torque
»» Automatic transmission supports smooth power delivery
»» Four-wheel drive helps in tough conditions
»» Built for hauling and demanding tasks

COMFORT AND CONVENIENCE

»» Crew Cab offers spacious passenger comfort
»» Side steps ease cabin entry
»» Black interior delivers a clean look
»» Automatic transmission reduces driving effort

TECHNOLOGY AND CONNECTIVITY

»» Driver-focused controls support daily usability
»» Clear instrument layout aids quick checks
»» Modern GMC cabin design feels intuitive
»» Built for work and travel needs

TRUCK FEATURES

»» Heavy-duty platform built for hard work
»» Diesel power supports towing confidence
»» Crew Cab balances work and family
»» Four-wheel drive suits changing conditions

CARGO SPACE

»» Pickup box handles large cargo needs
»» Bed suits tools and job supplies
»» Crew Cab adds interior storage flexibility
»» Heavy-duty design supports practical utility

WHAT OTHER OWNERS LIKE

»» Strong diesel torque for towing confidence
»» Spacious cabin for passengers and gear
»» Four-wheel drive for year-round capability
»» AT4 character with rugged truck presence

This 2026 GMC Sierra 2500 At4 Crew Cab 4wd's VIN is: 1GT1UPEY2TF386079.

2026 GMC Sierra - Options 

2026 GMC Sierra - Technical Specifications 

  • Fuel:
  • Fuel efficiency:  
    • City: Liters / 100 Km
    • Highway: Liters / 100 Km
  • Horse Power: Hp at Rpm
  • Torque: Lbs at Rpm
  • Trunk space: Liters
  • Vehicle weight: Kg
  • Length: mm
  • Width: mm
  • Height: mm

Similar Vehicles 

Other Links 

Indemnification Clause
While we strive to ensure that the information on this website is accurate, we recommend contacting us directly to verify details and obtain additional information about the vehicle, including confirmation of prices, colors, trims, options, and other specifications.
ter
carfax canada 3colour2023 e n
FREE! Get a free Carfax vehicle historical report by providing us with your contact information:
This site is protected by reCAPTCHA.
Submit
You can finance your 2026 GMC Sierra now!
You can easily fill-out a credit request on this 2026 GMC Sierra
and quickly get pre-approved! Start now....
CLICK HERE!
ajax loader2