Key Features
Body Type Pickup
Fuel Type
Engine Description
Drivetrain 4WD
Cab Type Crew Cab
Trim AT4
Vehicle Details
Stock Number
G264236
Stock Type
New
Year
2026
Make
Model
Model Code
TK10543
Cab Type
Crew
Vehicle Trim
AT4
Body Type
VIN
1GTUUEEL5TZ239453
Brake Type
Hydraulic
Dimensions
Class
2
Drivetrain
4WD
Transmission
Transmission Type
Automatic
Engine Description
6.2L EcoTec3 V8 engine
Engine Cylinder Count
8
Engine Model
L87
Engine Size (L)
6.2
Horsepower
420
Fuel Type
Gasoline
Seat Dimensions
Seating Capacity
5
Exterior Color
Red
Interior Color
Jet Black with Kalahari accents, Perforated leather front seat trim
Bruner Early GMC ci2 Test Site
location_on Early, TX
schedule
Listing Notes
2026 GMC Sierra 1500 AT4 - Off-Road Dominance in Brownwood, TX
Elevate your off-road adventures and daily hauls with the 2026 GMC Sierra 1500 AT4, now available at Bruner Auto Group in Brownwood, Texas. This isn't just a truck; it's a high-performance machine wrapped in luxury, finished in the head-turning Volcanic Red Tintcoat. Whether youre conquering the backroads of Brown County, heading to the job site in Early, or towing the boat to Lake Brownwood, the Sierra 1500 AT4 is engineered to lead.
Legendary 6.2L V8 Power & Capability
Under the hood, this AT4 is powered by the massive EcoTec3 6.2L V8 engine, delivering the raw horsepower and torque needed for heavy-duty tasks and exhilarating acceleration. Paired with a smooth 10-speed automatic transmission and a robust 4WD system, this truck features a factory-installed 2-inch suspension lift, Rancho monotube shocks, and an auto-locking rear differential. From the muddy fields of Comanche to the highways of Central Texas, you have the traction and clearance to go anywhere.
The AT4 Signature: Rugged Meets Refined
Inside the spacious 4D Crew Cab, youll find the exclusive Jet Black with Kalahari Accents Leather interior. This cabin is a sanctuary of premium materials and cutting-edge tech, designed for drivers who work hard and play harder.
Key Features & Premium Equipment:
Technology Package: Stay focused with the Multicolor 15 Diagonal Head-Up Display and a Rear Camera Mirror.
AT4 Premium Package: Includes a universal home remote, rear sliding power window, and adaptive cruise control.
GMC MultiPro Tailgate: Six unique functions to improve loading, unloading, and accessing the bed.
Luxury Comfort: Heated and ventilated front bucket seats, heated second-row seats, and a heated steering wheel.
Bose Premium Audio: A 7-speaker sound system that provides a concert-like experience on every drive.
Safety First: Equipped with GMC Pro Safety, including Forward Collision Alert, Lane Keep Assist, and HD Surround Vision with Bed View.
Built for the Texas Lifestyle
At Bruner Auto Group, we understand what makes a Texas truck. This Sierra 1500 AT4 comes equipped with the Trailering Package, integrated trailer brake controller, and Hitch Guidance with Hitch View, making it the ultimate tool for hauling trailers through Bangs or Coleman. The Spray-On Pickup Bedliner and LED cargo area lighting ensure your truck stays protected and functional for years to come.
Why Shop Bruner Auto Group in Brownwood?
Weve been serving the heart of Texas for generations. Our team is dedicated to providing a transparent, no-hassle buying experience. When you choose Bruner, youre choosing a local partner who knows the needs of Brownwood drivers.
vAuto Vehicle Specifications (Copy/Paste)
Year/Make/Model: 2026 GMC Sierra 1500 AT4
VIN: 1GTUUEEL5TZ239453
Stock #: G264236
Exterior Color: Volcanic Red Tintcoat
Interior Color: Jet Black With Kalahari Accents Leather
Engine: EcoTec3 6.2L V8
Transmission: 10-Speed Automatic
Drivetrain: 4WD
Body Style: 4D Crew Cab
Condition: New - Retail
Ready to experience Professional Grade performance? Visit Bruner Auto Group today at our Brownwood-area showroom to take this Volcanic Red AT4 for a test drive. We offer competitive trade-in values and flexible financing options to get you behind the wheel of your dream truck.
Elevate your off-road adventures and daily hauls with the 2026 GMC Sierra 1500 AT4, now available at Bruner Auto Group in Brownwood, Texas. This isn't just a truck; it's a high-performance machine wrapped in luxury, finished in the head-turning Volcanic Red Tintcoat. Whether youre conquering the backroads of Brown County, heading to the job site in Early, or towing the boat to Lake Brownwood, the Sierra 1500 AT4 is engineered to lead.
Legendary 6.2L V8 Power & Capability
Under the hood, this AT4 is powered by the massive EcoTec3 6.2L V8 engine, delivering the raw horsepower and torque needed for heavy-duty tasks and exhilarating acceleration. Paired with a smooth 10-speed automatic transmission and a robust 4WD system, this truck features a factory-installed 2-inch suspension lift, Rancho monotube shocks, and an auto-locking rear differential. From the muddy fields of Comanche to the highways of Central Texas, you have the traction and clearance to go anywhere.
The AT4 Signature: Rugged Meets Refined
Inside the spacious 4D Crew Cab, youll find the exclusive Jet Black with Kalahari Accents Leather interior. This cabin is a sanctuary of premium materials and cutting-edge tech, designed for drivers who work hard and play harder.
Key Features & Premium Equipment:
Technology Package: Stay focused with the Multicolor 15 Diagonal Head-Up Display and a Rear Camera Mirror.
AT4 Premium Package: Includes a universal home remote, rear sliding power window, and adaptive cruise control.
GMC MultiPro Tailgate: Six unique functions to improve loading, unloading, and accessing the bed.
Luxury Comfort: Heated and ventilated front bucket seats, heated second-row seats, and a heated steering wheel.
Bose Premium Audio: A 7-speaker sound system that provides a concert-like experience on every drive.
Safety First: Equipped with GMC Pro Safety, including Forward Collision Alert, Lane Keep Assist, and HD Surround Vision with Bed View.
Built for the Texas Lifestyle
At Bruner Auto Group, we understand what makes a Texas truck. This Sierra 1500 AT4 comes equipped with the Trailering Package, integrated trailer brake controller, and Hitch Guidance with Hitch View, making it the ultimate tool for hauling trailers through Bangs or Coleman. The Spray-On Pickup Bedliner and LED cargo area lighting ensure your truck stays protected and functional for years to come.
Why Shop Bruner Auto Group in Brownwood?
Weve been serving the heart of Texas for generations. Our team is dedicated to providing a transparent, no-hassle buying experience. When you choose Bruner, youre choosing a local partner who knows the needs of Brownwood drivers.
vAuto Vehicle Specifications (Copy/Paste)
Year/Make/Model: 2026 GMC Sierra 1500 AT4
VIN: 1GTUUEEL5TZ239453
Stock #: G264236
Exterior Color: Volcanic Red Tintcoat
Interior Color: Jet Black With Kalahari Accents Leather
Engine: EcoTec3 6.2L V8
Transmission: 10-Speed Automatic
Drivetrain: 4WD
Body Style: 4D Crew Cab
Condition: New - Retail
Ready to experience Professional Grade performance? Visit Bruner Auto Group today at our Brownwood-area showroom to take this Volcanic Red AT4 for a test drive. We offer competitive trade-in values and flexible financing options to get you behind the wheel of your dream truck.
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/month
Excludes tax, tag and other fees. This estimate is for general information purposes only.






























