Sussex Chevrolet Buick GMC
50 Leonard Drive, Sussex, NB, E4E 2R4
506 433-1160

2026 GMC Sierra 3500 Denali Ultimate 
in Sussex 

 Automatic
Ext: Downpour Metallic (GXP) Int: ALPINE UMBER
Great Value
2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-1
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-1
    GMC Sierra-3500 2026 - Photo #1
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-2
    GMC Sierra-3500 2026 - Photo #2
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-3
    GMC Sierra-3500 2026 - Photo #3
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-4
    GMC Sierra-3500 2026 - Photo #4
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-5
    GMC Sierra-3500 2026 - Photo #5
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-6
    GMC Sierra-3500 2026 - Photo #6
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-7
    GMC Sierra-3500 2026 - Photo #7
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-8
    GMC Sierra-3500 2026 - Photo #8
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-9
    GMC Sierra-3500 2026 - Photo #9
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-10
    GMC Sierra-3500 2026 - Photo #10
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-11
    GMC Sierra-3500 2026 - Photo #11
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-12
    GMC Sierra-3500 2026 - Photo #12
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-13
    GMC Sierra-3500 2026 - Photo #13
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-14
    GMC Sierra-3500 2026 - Photo #14
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-15
    GMC Sierra-3500 2026 - Photo #15
  • 2026 GMC Sierra-3500 new, Ext:Downpour Metallic (GXP), int:ALPINE UMBER, Denali Ultimate, 136928. Sussex Chevrolet Buick GMC. 26283-new-16
    GMC Sierra-3500 2026 - Photo #16
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, and may not reflect exact vehicle (including vehicle colour, trim, options, or other specifications). Some data and prices are provided by a third-party and we cannot guarantee their accuracy.

2026 GMC Sierra 3500 - Specifications 

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Highway
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  • Model: Sierra 3500
  • Trim Level: Denali Ultimate
  • Category: Trucks
  • Exterior Colour: Downpour Metallic (GXP)
  • Interior Colour: ALPINE UMBER
  • Passengers: 5
  • Doors: 4
  • Stock #: 26283-new
  • VIN: 1GT4UYEY7TF318105
  • See options
  • Drive train: Four-wheel drive
  • Transmission: Automatic
  • Fuel: Diesel
  • Engine: 6.6/-TBD- L
  • Cylinders: 8
  • Price: 136,928

Key features of the 2026 GMC Sierra 3500 

Denali Ultimate Trim

Top Denali Ultimate trim for a premium heavy-duty Sierra 3500HD configuration.

Crew Cab Comfort

Crew Cab body style provides spacious seating for passengers in a practical full-size truck layout.

AWD Confidence

All-wheel drive adds confident traction for varied roads and demanding conditions.

6.6L Engine

Equipped with a 6.6L engine suited to heavy-duty Sierra 3500HD capability.

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

2026 GMC Sierra 3500 - Description 

2026 GMC SIERRA 3500HD DENALI ULTIMATE
4WD CREW CAB 159" DENALI ULTIMATE

DENALI ULTIMATE PREFERRED EQUIPMENT GROUP
ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIE
TRANSMISSION 10-SPEED AUTOMATIC
REAR AXLE 3.42 RATIO
WHEELS 20" (50.8 CM) ULTRA-BRIGHT MACHINED A
DOWNPOUR METALLIC
SEATS FRONT BUCKET WITH CENTRE CONSOLE
ALPINE UMBER FULL GRAIN LEATHER SEATING SURF
AUDIO SYSTEM 13.4" DIAGONAL PREMIUM GMC INFO
GOOSENECK / 5TH WHEEL PREP PACKAGE
LPO HARD FOLDING TRUCK BED COVER BY REALTRUC
LPO BLACK BADGING PACKAGE
LPO BLACK GMC EMBLEMS
LPO BLACK SIERRA NAMEPLATES
LICENSE PLATE KIT FRONT
LPO ALL-WEATHER FLOOR LINER 1ST AND 2ND ROW
UPFITTER SWITCH KIT (5)
3 YEARS SIRIUSXM

Original Manufacturer's Warranty: 60,000 KM

2026 GMC Sierra 3500 - Options 

2026 GMC Sierra 3500 - 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

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Indemnification Clause
Photos for illustration purposes only, and may not reflect exact vehicle (including vehicle colour, trim, options, or other specifications). Some vehicles may be shown with optional equipment or equipment not available in Canada. Specifications, equipment, options and prices are subject to change without notice. Although we endeavour to ensure that the information contained on this website is accurate, the website provider and the dealership are not responsible for any errors or omissions that may occur from time to time. Some data and prices are provided by a third-party and we cannot guarantee their accuracy. Please contact your dealer for verification or if you would like more information on this vehicle.
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