2026 GMC Sierra 2500 HD

Condition New
Exterior White
Transmission Automatic
Drive Train Four-wheel Drive
Trim AT4
Engine Diesel
6.6L V8
Brakes 4-Wheel Anti-Lock Brakes

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2026 Sierra 2500 HD

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Vehicle Overview

Capable off-road luxury with everyday comfort

Meet the 2026 AT4 in striking White — built to work as hard as it looks. With true off-road capability (4WD, locking differential, heavy-duty 305/70R18 tires and 11.6" ground clearance) and full confidence-inspiring safety (ABS, traction & stability control, multiple airbags and factory anti-theft), this truck handles the job site and the family run. Inside, enjoy leather heated/cooled power seats, heated steering wheel, navigation with subwoofer, power sunroof and remote start with climate control for year‑round comfort. Backed by generous factory warranties, the 2026 AT4 blends rugged capability with premium tech — stop by today and take it for a test drive.
  • Checkmark Bold, head-turning styling
  • Checkmark Sleek, powerful ride
  • Checkmark Beastly off-road capability
  • Checkmark Premium, comfortable experience

Vehicle Equipment

  • Checkmark
    4WD/AWD
  • Checkmark
    Vehicle Stability Control System
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    Keyless Entry
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    Air Conditioning
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    Navigation Aid
Standard Equipment
Child Safety Door Locks
Vehicle Anti-Theft
4WD/AWD
ABS Brakes
Locking Differential
Traction Control
Vehicle Stability Control System
Driver Airbag
Front Side Airbag
Front Side Airbag With Head Protection
Front Side Airbag With Head Protection
Passenger Airbag
Electronic Parking Aid
Keyless Entry
Remote Ignition
Air Conditioning
Separate Driver/Front Passenger Climate Controls
Cruise Control
Tachometer
Heated Steering Wheel
Leather Steering Wheel
Steering Wheel Mounted Controls
Telescopic Steering Column
Tire Pressure Monitor
Trip Computer
AM/FM Radio
Navigation Aid
Subwoofer
Driver Multi-Adjustable Power Seat
Front Cooled Seat
Front Heated Seat
Front Power Lumbar Support
Leather Seat
Passenger Multi-Adjustable Power Seat
Power Sunroof
Automatic Headlights
Daytime Running Lights
Full Size Spare Tire
Power Windows
Heated Exterior Mirror
Electrochromic Interior Rearview Mirror
Anti-Brake System
4-Wheel ABS
Steering Type
R&P
Front Brake Type
Disc
Rear Brake Type
Disc
Front Suspension
IND
Rear Suspension
IND
Front Spring Type
Coil
Rear Spring Type
Coil
Tires
Lt305/70r18
Front Headroom
43.00 In.
Rear Headroom
40.10 In.
Front Legroom
44.50 In.
Rear Legroom
43.40 In.
Front Shoulder Room
66.00 In.
Rear Shoulder Room
65.30 In.
Front Hip Room
61.20 In.
Rear Hip Room
60.20 In.
Curb Weight-automatic
7,502 Lbs
Overall Length
250.80 In.
Wheelbase
159.00 In.
Ground Clearance
11.60 In.
Overall Length
250.80 In.
Standard Seating
5

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