2026 GMC Sierra 2500 HD

Condition New
Body Style 4x4
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 GMC Sierra 2500 HD

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Vehicle Overview

Capable luxury pickup with tech and comfort

Meet the 2026 GMC Sierra 2500 HD AT4 in striking White — a full‑size 4x4 built to work hard and ride in premium comfort. Rugged AT4 capability includes 4WD with locking differential, LT275/65R20 tires and 10.1" ground clearance, plus heavy‑duty brakes and stability/traction control for confidence on‑ or off‑road. Inside you’ll find leather heated and cooled, multi‑adjustable power seats, a heated leather steering wheel, power sunroof, integrated navigation and remote start with climate control for everyday convenience. Safety and security are comprehensive — multiple airbags, ABS, electronic parking aid, vehicle anti‑theft and full warranties (36/36 basic, 60/100 powertrain, 72/100 rust). Come take it for a test drive today and experience the capability and comfort of the Sierra AT4.
  • Checkmark Bold head-turning presence
  • Checkmark Sleek rugged attitude
  • Checkmark Commanding street presence
  • Checkmark Unmistakable road beast

Vehicle Equipment

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    Navigation Aid
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    Air Conditioning
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    Cruise Control
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    Keyless Entry
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    Power Sunroof
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    Child Safety Door Locks
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    Vehicle Anti-Theft
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    ABS Brakes
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    Traction Control
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    Vehicle Stability Control System
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    Tire Pressure Monitor
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    4WD/AWD
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    Leather Seat
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    Front Heated Seat
Included Options
Electronic Parking Aid
Front Cooled Seat
Power Sunroof
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
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
Tire Pressure Monitor
Trip Computer
AM/FM Radio
Navigation Aid
Driver Multi-Adjustable Power Seat
Front Heated Seat
Front Power Lumbar Support
Leather Seat
Passenger Multi-Adjustable Power Seat
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
Lt275/65r20
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
7,195 Lbs
Overall Length
266.80 In.
Wheelbase
172.00 In.
Ground Clearance
10.10 In.
Overall Length
266.80 In.
Standard Seating
6

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