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

Rugged luxury, ready for any job site.

Meet the 2026 GMC Sierra 2500 HD AT4 in White — the premium 4x4 that blends serious capability with first-class comfort. Built to go off-road or tow with confidence, it comes standard with 4WD, a locking differential, LT275/65R20 tires, 10.1" ground clearance and a full‑size spare. Inside you’ll find leather heated and cooled power seats (with lumbar support), a heated leather steering wheel, power sunroof, navigation and remote start/keyless entry for everyday convenience. Safety and control are rock solid too — ABS, traction and stability control, multiple airbags and vehicle anti‑theft systems are all standard. Backed by a 3/36 basic warranty and a 5/100 powertrain warranty, this Sierra AT4 is ready to work — call or stop by and I’ll get you behind the wheel.
  • Checkmark Bold, head-turning presence
  • Checkmark Rugged, refined vibe
  • Checkmark Capable, comfortable ride
  • Checkmark Sleek, commanding stance

Vehicle Equipment

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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