Condition
New
MPG
21 - 24
Body Style
4x4
Transmission
Automatic
Drive Train
Four-wheel Drive
Trim
AT4
Engine
Diesel
3L I6
Brakes
4-Wheel Anti-Lock Brakes
Vehicle Overview
Capable rugged pickup with luxury comfort
Meet the 2026 GMC Sierra 1500 AT4 — where serious off-road capability meets premium comfort. Standard 4WD with a locking differential, LT275/65R18 tires and 11.1" ground clearance tackle trails with confidence, while ABS, electronic brake assist and a full suite of airbags keep you safe on the road. Inside, enjoy leather heated/cooled power seats with lumbar support, a heated leather steering wheel, navigation and a premium audio system, plus a power sunroof for open-air driving. Keyless entry, remote start with climate control and vehicle anti-theft add convenience and security, all backed by a 3/36 basic, 5/60 powertrain and 6/100 rust warranty. Stop by today — let me show you why the Sierra AT4 is the perfect blend of rugged and refined.
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Bold head-turning stance
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Sleek premium ride
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Rugged confident presence
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Lightning-fast tech feel
Vehicle Equipment
Included Options
Standard Equipment
Electronic Brake Assistance
Vehicle Stability Control System
Front Side Airbag With Head Protection
Front Side Airbag With Head Protection
Separate Driver/Front Passenger Climate Controls
Steering Wheel Mounted Controls
Telescopic Steering Column
Driver Multi-Adjustable Power Seat
Front Power Lumbar Support
Passenger Multi-Adjustable Power Seat
Electrochromic Interior Rearview Mirror
Anti-Brake System
4-Wheel ABS
Front Shoulder Room
64.50 In.
Rear Shoulder Room
64.00 In.
Curb Weight-automatic
5,500 Lbs
Ground Clearance
11.10 In.