2026 GMC Sierra AT4
Onyx Black
Stock # 726-230, 1GTUUEEL9TZ194405, V8, 6.2L engine, 10-speed automatic, 19, Onyx Black exterior
At a Glance
726-230
1GTUUEEL9TZ194405
2026
Onyx Black
Jet Black w/Kalahari Accents
V8, 6.2L
10-speed automatic
15/19 City/Hwy MPG
4WD
Specs
- Condition: New
- Model: Sierra
- Trim: AT4
- Body style: Crew Cab
- Exterior: Onyx Black
- Interior: Jet Black w/Kalahari Accents
- Doors: 4
- Stock: 726-230
- Model number: TK10743
- VIN #: 1GTUUEEL9TZ194405
- Engine: V8, 6.2L
- Transmission: 10-speed automatic
- Fuel: Gasoline
- Drivetrain: 4WD
15 City
19 Hwy
Actual mileage will vary with options, driving conditions, driving habits, and vehicle condition





The vehicle features a high end BOSE stereo system. This 1/2 ton pickup offers Android Auto for seamless smartphone integration. Lane Keep Assist in this GMC Sierra helps maintain safe driving by gently steering to stay within the lane. This model offers Apple CarPlay for seamless connectivity. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this 1/2 ton pickup. Anywhere on the planet, you will have hundreds of digital stations to choose from. The steering wheel audio controls on this unit keep the volume and station within easy reach. Start this GMC Sierra from inside with remote start. An off-road package is installed on this 2026 GMC Sierra 1500 so you are ready for your four-wheeling best. See what's behind you with the back up camera on this 1/2 ton pickup. The leather seats in this 1/2 ton pickup are a must for buyers looking for comfort, durability, and style.
Packages
AT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium Bose 7-Speaker Sound System; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Keyless Open and Start; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; 220 Amp Alternator; Floor-Mounted Center Console; Rear Cross Traffic Braking; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Off-Road Suspension; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; Red Recovery Hooks; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; 20" X 9" Machined Aluminum Wheels; Auto-Locking Rear Differential; Power Door Locks. AT4 Preferred Package: Power Sliding Rear Window with Rear Defogger; Universal Home Remote. Off-Road High Clearance Step. Power Sunroof. Onyx Black. Dual Active Exhaust. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**