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 Denali

Vehicle Details

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Overview

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Stock Number

G264169

Stock Type

New

Year

2026

Make
GMC
Model
Sierra 2500
Model Code

TK20743

Cab Type

Crew

Vehicle Trim

Denali

Body Type
Pickup
VIN

1GT4UREY0TF158641

Brake Type

Hydraulic

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Dimensions

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Dimensions

Class

3

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Drivetrain

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Drivetrain

4WD

Transmission

Transmission Type

Automatic

manufacturing

Engine

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Engine Description

6.6L Duramax Turbo-Diesel V8 engine

Engine Cylinder Count

8

Engine Model

L5P

Engine Size (L)

6.6

Horsepower

470

Fuel Type

Diesel

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Seating

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Seat Dimensions

Seating Capacity

5

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Colors

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Interior Color

Atmosphere/Brownstone, Forge Perforated Leather seat trim

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Vehicle Options

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  • Floor covering, color-keyed carpeting
  • Bed Step, Black integrated on forward portion of bed on driver and passenger side
  • SiriusXM Trial Subscription
  • Wireless phone projection for Apple CarPlay and Android Auto
  • Air vents, rear
  • Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Glass, deep-tinted
  • Steering wheel, heated
  • Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
  • Adaptive Cruise Control
  • 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, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
  • Seat adjuster, passenger 12-way power including lumbar
  • Tire, spare LT275/70R18 all-terrain, blackwall
  • 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
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Rear Seat Reminder
  • Seats, ventilated driver and front passenger
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Seat trim, Forge Perforated Leather
  • Window, power, rear sliding with rear defogger
  • LED Signature DRL's
  • Lamps, Smoked Amber roof marker, (LED) (Not available with (YF5) California state emissions requirements.)
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
  • 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.
  • Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
  • Window, power front, passenger express up/down
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Air filter, heavy-duty
  • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Hill Descent Control
  • Cooling, external engine oil cooler
  • Theft-deterrent system, unauthorized entry
  • 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 Cross Traffic Alert
  • 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.)
  • OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select 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 select 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.)
  • Daytime Running Lamps, LED signature lighting
  • Suspension, Off-Road includes twin-tube shocks
  • Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting
  • Brake lining wear indicator
  • Trailer Side Blind Zone Alert
  • USB Ports, 2, Charge/Data ports located inside center console
  • Keyless Open and Start includes remote keyless entry
  • Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
  • Door locks, power
  • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
  • 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) Sierra HD Pro Safety.)
  • Tires, LT275/65R20 all-terrain, blackwall (STD)
  • Bumper, front, body-color lower
  • Wheels, 20" (50.8 cm) Ultra-bright machined wheels with Black painted pockets (STD)
  • Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
  • Recovery hooks, front, Chrome (plant installed.)
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
  • Seats, front bucket with center console (STD)
  • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
  • USB ports, (2) charge-only, rear
  • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
  • IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
  • Push Button Start
  • Auto-locking rear differential
  • Steering wheel audio controls
  • 3 Years OnStar One (Requires (UE1) OnStar. Safety Services, WI-FI, and In-Vehicle Apps, all connected by OnStar. Info at OnStar.com/Plans. After initial 3-year period, requires paid OnStar plan. OnStar services vary by vehicle and model and require an active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations. Terms apply.)
  • Windows, power front, drivers express up/down
  • Air conditioning, dual-zone automatic climate control
  • Wireless Charging
  • Bluetooth for phone connectivity to vehicle infotainment system
  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
  • Bose Sound System, premium 7-speaker system with Richbass woofer
  • Compass, located in instrument cluster
  • GMC Premium information Display- 13.4" diagonal Multicolor touch screen
  • Moldings, beltline, chrome
  • Grille (Signature Chrome Denali grille.)
  • Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
  • Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
  • Mirror caps, chrome
  • USB Ports, 2 (first row) located on console
  • Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (TCH), not available with any other Ship Thru code.)
  • Universal Home Remote
  • Mirror, inside rearview auto-dimming
  • Floor mats, carpeted front (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
  • Wheelhouse liners, rear
  • Cooling, auxiliary external transmission oil cooler
  • Air filtration monitoring
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Seat, Up-level Rear with Storage Package 60/40 folding bench, 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)
  • Windows, power rear, express down
  • Trailer Camera Provisions and trailer viewing software
  • Pickup bed includes bed assist step
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Steering wheel, wrapped
  • Front and Rear Park Assist, ultrasonic
  • Tailgate and bed rail protection caps, top
  • Steering column, manual Tilt-Wheel and telescoping
  • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
  • Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
  • Defogger, rear-window electric
  • Skid Plates protect the oil pan, front axle and transfer case
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
  • 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 (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
  • Seat adjuster, driver 12-way power including lumbar
  • CornerStep, rear bumper
  • Exterior Temperature Display, located in radio display
  • OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
  • 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
  • LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
  • Safety Alert Seat
  • Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Four wheel drive
  • Bumper, rear body-color with bumper CornerSteps
  • Seats, heated second row outboard seats
  • Transfer case, two-speed active, electronic Autotrac with push button control
  • Door handles, chrome
  • Seating, heated driver and front outboard passenger
  • Trailer brake controller, integrated
  • Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking
  • Downpour Metallic
  • Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible
  • Engine block heater
  • Multicolor 15" Diagonal Head-Up Display
  • Exhaust brake
  • High idle switch
  • Rear Camera Mirror
  • Winter Grille Cover
  • Atmosphere/Brownstone, Forge Perforated Leather seat trim
  • Option/package discount
  • Denali Reserve Package
  • Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr
  • Denali Preferred Equipment Group
  • Sunroof, power
  • License plate kit, front, Incandescent lighting
  • GVWR, 11,350 lbs. (5148 kg)
  • Alternator, 220 amp
  • Emissions, Federal requirements
  • Assist steps, power-retractable, with LED perimeter lighting and bright accent
  • LPO, Hard Folding Truck Bed Cover by RealTruck Advantage
  • Transmission, 10-speed automatic
  • Capped Fuel Fill
  • Rear axle, 3.42 ratio
  • Technology Package
  • DENALI RESERVE PACKAGE DISCOUNT

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Listing Notes
2026 GMC Sierra 2500HD Denali Premium Power in Brownwood, TX
Experience the Pinnacle of Luxury and Heavy-Duty Capability Are you searching for a heavy-duty pickup that defines professional-grade performance and world-class luxury in Central Texas? Look no further than this striking Downpour Metallic 2026 GMC Sierra 2500HD Denali. Available now at Bruner Auto Group in Early and Brownwood, this 4WD Crew Cab is engineered to handle everything from heavy hauling across Brown County to weekend trips to Lake Brownwood State Park.

Legendary Duramax Diesel Performance
The Sierra 2500HD Denali is built for those who demand uncompromising power, making it the ideal partner for the job sites and ranches of Central Texas:

Unmatched Muscle: Powered by the legendary Duramax 6.6L V8 Turbodiesel engine, delivering a best-in-class 975 lb-ft of torque and 470 horsepower.

Precision Control: Paired with the world-renowned Allison 10-speed automatic transmission for effortless power delivery and cooling on Highway 377.

Towing Excellence: When properly configured, this beast offers a maximum available towing capacity of up to 21,870 lbs, perfect for hauling heavy equipment to sites near Brownwood.

4WD Command: The advanced 4WD system ensures reliable traction on unpaved ranch roads in Comanche or Coleman.

Denali Exclusive Luxury & Next-Gen Technology
Step inside the Atmosphere/Brownstone Forge perforated leather interior and discover a sanctuary loaded with modern amenities:

First-Class Comfort: Features 12-way heated and ventilated power front seats and a heated steering wheel, providing total comfort through every Texas season.

Premium Accents: The cabin is elevated with authentic open-pore wood and aluminum trim, reflecting the exclusive Denali aesthetic.

Digital Command Center: Features a massive 13.4-inch diagonal GMC Premium Infotainment System with Google built-in and a 12.3-inch diagonal digital Driver Information Center.

Smart Trailering: Simplify your work with the ProGrade Trailering System, offering up to 14 available camera views, including the innovative Transparent Trailer View.

Signature Utility and Advanced Safety
This truck is as practical as it is prestigious, designed for the way you work in Brownwood:

MultiPro Tailgate: Features the worlds first Six-Function MultiPro Tailgate for enhanced loading, unloading, and bed access.

Bold Presence: Stands out with 20-inch Ultra-Bright machined aluminum wheels and the signature Denali chrome grille.

Standard Protection: Drive with total peace of mind thanks to Sierra HD Pro Safety, featuring Automatic Emergency Braking and Forward Collision Alert.

Why Buy From Bruner Auto Group?
At Bruner Auto Group, we have been a staple of the community since 1928, treating every guest like family. This brand-new 2026 GMC Sierra 2500HD Denali (VIN: 1GT4UREY0TF158641) is ready to become the most luxurious and capable tool in your arsenal.

Visit Us Today!
See the 2026 GMC Sierra 2500HD Denali in person and experience why it is the premier choice for new trucks in Brownwood, Texas. Visit us today at 224 Early Blvd or contact our team online to schedule your test drive.

Stock #: G264169

Engine: Duramax 6.6L V8 Turbodiesel

Drivetrain: 4WD
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