2026 GMC Sierra 1500

Condition New
MPG 21 - 17
Transmission Automatic
Drive Train Four-wheel Drive
Trim AT4
Engine Gasoline
6.2L V8
Brakes 4-Wheel Anti-Lock Brakes

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2026 Sierra 1500

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Vehicle Overview

Bold Coastal Dune Canyon AT4, ready to roll

Meet the 2026 AT4 — a rugged, ready-for-anything pickup that blends off-road capability with premium comfort. Standard 4WD, locking differential, ABS and stability control give you confidence on any terrain, while the advanced vehicle anti-theft system, keyless entry and remote start with climate control add everyday convenience. Slide into heated and cooled leather power seats with lumbar support, grab the heated leather-wrapped wheel, and enjoy built-in navigation and a premium subwoofer — plus an upgraded power sunroof for open-air drives. Backed by a 3-year/36,000-mile basic warranty, 5-year/60,000-mile powertrain cover and 6-year/100,000-mile rust protection — the 2026 AT4 is built to perform and built to last. Test drive one today.
  • Checkmark Bold head-turning stance
  • Checkmark Sleek road-beast presence
  • Checkmark Commanding curb appeal
  • Checkmark Immersive drive

Vehicle Equipment

Included Options
Power Sunroof
Standard Equipment
Child Safety Door Locks
Vehicle Anti-Theft
4WD/AWD
ABS Brakes
Electronic Brake Assistance
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
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
Drum
Front Suspension
IND
Rear Suspension
Live
Front Spring Type
Live
Rear Spring Type
Leaf
Tires
Lt275/65r18
Front Headroom
43.00 In.
Rear Headroom
40.10 In.
Front Legroom
44.50 In.
Rear Legroom
43.40 In.
Front Shoulder Room
64.50 In.
Rear Shoulder Room
64.00 In.
Front Hip Room
60.80 In.
Rear Hip Room
59.20 In.
Curb Weight-automatic
5,500 Lbs
Overall Length
232.90 In.
Wheelbase
148.00 In.
Ground Clearance
11.10 In.
Overall Length
232.90 In.
Standard Seating
5

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