Key Features

An icon representing Body Type
Body Type Pickup
An icon representing Fuel Type
Fuel Type
An icon representing Engine Description
Engine Description
An icon representing Drivetrain
Drivetrain 4WD
An icon representing Cab Type
Cab Type Crew Cab
An icon representing Trim
Trim AT4

Vehicle Details

checklist

Overview

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Stock Number

G264209

Stock Type

New

Year

2026

Make
GMC
Model
Sierra 1500
Model Code

TK10543

Cab Type

Crew

Vehicle Trim

AT4

Body Type
Pickup
VIN

1GTUUEEL4TZ227956

Brake Type

Hydraulic

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Dimensions

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Dimensions

Class

2

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Drivetrain

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Drivetrain

4WD

Transmission

Transmission Type

Automatic

manufacturing

Engine

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Engine Description

6.2L EcoTec3 V8 engine

Engine Cylinder Count

8

Engine Model

L87

Engine Size (L)

6.2

Horsepower

420

Fuel Type

Gasoline

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Seating

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Seat Dimensions

Seating Capacity

5

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Colors

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Exterior Color

Gray

Interior Color

Jet Black with Kalahari accents, Perforated leather front seat trim

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Vehicle Options

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  • Floor covering, color-keyed carpeting
  • GMC Premium information Display- 13.4" diagonal Multicolor touch screen
  • GMC Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UHX) Lane Keep Assist with Lane Departure Warning, and (UHY) Automatic Emergency Braking (Includes (T8Z) Buckle to Drive and (HS1) Safety Alert Seat.)
  • SiriusXM Trial Subscription
  • Air vents, rear
  • Glass, deep-tinted
  • Wireless, Apple CarPlay / Wireless Android Auto
  • Steering wheel, heated
  • In-Vehicle Trailering App System, includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module
  • Steering column, power rake and telescoping
  • Door handles, body-color
  • Adaptive Cruise Control
  • Automatic Stop/Start
  • Wipers, front rain-sensing
  • Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)
  • Steering column lock, electrical
  • Automatic Emergency Braking (Included and only available with (PDI) GMC Pro Safety.)
  • Grille (Black chrome grille insert bars with gloss black header and accents.)
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • Cargo tie downs (12), fixed
  • Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
  • Headlamps, LED projectors with Fade-on/Fade-off animation, LED turn signals and Daytime Running Lamps
  • Pickup bed
  • Remote vehicle starter system
  • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Seat Belt Adjustable Guide Loops, front row only
  • Wheels, 20" x 9" (50.8 cm x 22.9 cm) machined aluminum with Carbon Grey Metallic accents (STD)
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Seats, ventilated driver and front passenger
  • Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)
  • Lighting, perimeter
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Steering wheel audio controls
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
  • Window, power front, passenger express up/down
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Wheelhouse liners, rear (Deleted with (PCP) AT4 CarbonPro Edition.)
  • Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
  • IntelliBeam, automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)
  • Seat trim, Perforated leather front
  • Air filter, heavy-duty
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Hill Descent Control
  • Skid Plates
  • Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
  • Power outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Theft-deterrent system, unauthorized entry
  • Lane Keep Assist with Lane Departure Warning (Included and only available with (PDI) GMC Pro Safety.)
  • Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance, includes color touch-screen, multi-touch display, AM/FM stereo Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
  • Rear Seat Reminder
  • SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
  • Daytime Running Lamps, LED signature lighting
  • Brake lining wear indicator
  • Trailer Side Blind Zone Alert
  • USB Ports, 2, Charge/Data ports located inside center console
  • Mirror caps, high gloss Black
  • Keyless Open and Start includes remote keyless entry
  • Rear Pedestrian Alert
  • Hitch View with image adjustment, Pan/Zoom/Tilt
  • Door locks, power
  • Seat adjuster, driver 10-way power including lumbar
  • Premium Floor Liners with removable carpet insert, front
  • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
  • Bumper, front, body-color lower
  • Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)
  • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
  • Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Seats, front bucket with center console (STD)
  • USB ports, (2) charge-only, rear
  • Electronic Precision Shift and steering column paddle shifters
  • Rear axle, 3.23 ratio
  • Push Button Start
  • Auto-locking rear differential
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Windows, power front, drivers express up/down
  • Air conditioning, dual-zone automatic climate control
  • Recovery hooks, Red
  • Wireless Charging
  • Bose Sound System, premium 7-speaker system with Richbass woofer
  • Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
  • Compass, located in instrument cluster
  • Seat adjuster, passenger 10-way power including lumbar
  • Premium Floor Liners with removable carpet insert, rear
  • USB Ports, 2 (first row) located on console
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Capless Fuel Fill
  • Frame, fully-boxed, hydroformed front section
  • OnStar services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Bluetooth for phone, connectivity to vehicle infotainment system
  • Windows, power rear, express down
  • Tire, spare 255/80R17SL all-season, blackwall (Included and only available with 20" or 22" wheels and tires excluding (QFV) LT265/60R20 MT blackwall Goodyear Wrangler Territory tires.) (STD)
  • Trailer Camera Provisions and trailer viewing software
  • Steering wheel, wrapped
  • Front and Rear Park Assist, ultrasonic
  • Tailgate and bed rail protection caps, top
  • Defogger, rear-window electric
  • Rear Cross Traffic Braking
  • Safety Alert Seat (Included and only available with (PDI) GMC Pro Safety.)
  • CornerStep, rear bumper
  • Exterior Temperature Display, located in radio display
  • Bedliner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Deleted with (PCP) AT4 CarbonPro Edition. Crew Cab models are available with Ship Thru codes (VCO), (VDT), (VYC) or (VYS).)
  • Suspension, Off-Road with 2" factory installed lift and monotube shocks
  • Rear Seat Belt Indicator
  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • Fog lamps, LED
  • OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
  • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) GMC Pro Safety.)
  • Four wheel drive
  • Hitch Guidance
  • Tires, 275/60R20SL all-terrain, blackwall (STD)
  • Seats, heated second row outboard seats
  • Bumper, rear body-color with corner steps
  • Seating, heated driver and front outboard passenger
  • Trailer brake controller, integrated
  • GVWR, 7100 lbs. (3221 kg)
  • Multicolor 15" Diagonal Head-Up Display
  • Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free
  • Cooling, external engine oil cooler
  • Universal Home Remote
  • AT4 Preferred Package
  • Rear Camera Mirror, inside rearview auto-dimming
  • AT4 Preferred Equipment Group
  • Window, power, rear sliding with rear defogger
  • Engine, 6.2L EcoTec3 V8
  • LPO, Sport Step, Black
  • Sunroof, power
  • LPO, Rear underseat storage, composite storage bin
  • Jet Black with Kalahari accents, Perforated leather front seat trim
  • License plate kit, front
  • Emissions, Federal requirements
  • Sterling Metallic
  • Active Exhaust, Dual, sport-mode enabled
  • LPO, Hard Folding Truck Bed Cover by RealTruck Advantage
  • Bed View Camera
  • Cooling, auxiliary external transmission oil cooler
  • Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled
  • Technology Package
  • Alternator, 170 amps

Bruner Early GMC ci2 Test Site

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Listing Notes
2026 GMC Sierra 1500 AT4 - Sterling Metallic Performance in Brownwood, TX
Take on the toughest Texas terrain with the 2026 GMC Sierra 1500 AT4, now available at Bruner Auto Group in Brownwood. This isn't just a truck; its a high-performance off-road machine finished in the sophisticated Sterling Metallic. Whether youre conquering the backroads of Brown County, heading to a job site in Early, or towing your boat to Lake Brownwood, the Sierra 1500 AT4 is engineered to lead with Professional Grade dominance.

Legendary 6.2L V8 Power & AT4 Capability
Under the hood, this AT4 is powered by the massive EcoTec3 6.2L V8 engine, delivering the raw horsepower and torque required 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 masterclass in premium materials and cutting-edge technology, designed for drivers who demand comfort without sacrificing utility.

Key Equipment & Premium Features:

AT4 CarbonPro Edition: Featuring the industry-first carbon-fiber composite bed for ultimate durability and weight savings.

Technology Package: Stay focused with the Multicolor 15 Diagonal Head-Up Display, Rear Camera Mirror, and Bed View Camera.

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, complete with the MultiPro Audio System by Kicker.

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 through the Hill Country.

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. The Spray-On Pickup Bedliner with GMC Logo and LED cargo area lighting ensure your truck stays protected and functional for years to come.

Why Shop Bruner Auto Group in Brownwood?
Located at 224 Early Blvd, weve been serving the Brownwood, Early, and Bangs communities for generations. We pride ourselves on a transparent, hometown buying experience where youre treated like a neighbor. Visit us today to see why drivers from Comanche to Coleman trust us for their next GMC.

vAuto Vehicle Specifications (Copy/Paste)
Year/Make/Model: 2026 GMC Sierra 1500 AT4

VIN: 1GTUUEEL4TZ227956

Stock #: G264209

Exterior Color: Sterling Metallic

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

Experience Professional Grade dominance today. Visit Bruner Auto Group in Brownwood to take this Sterling Metallic AT4 for a test drive. Let us show you why the GMC Sierra 1500 AT4 is the ultimate choice for Central Texas.
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