Henry Brown Buick GMC · Gilbert, AZ

2026 GMC Sierra 2500 HD SLT

4 miles · truck

1 / 31 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 2500 HD

TrimSLT

VIN1GT4UNEYXTF155352

Stock number26T703

Mileage4 miles

BodyPickup

Engine6.6L V8 turbo

Cylinders8

Displacement6.6L

TransmissionAutomatic

Drivetrain4WD

FuelDiesel

ExteriorVolcanic Red Tintcoat

Towing18500

Vehicle description

This 2026 GMC Sierra 2500HD SLT combines professional capability with refined comfort, offering the strength and reliability you need for work or weekend adventures. - Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque - Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted 7-pin trailer harness - Spray-on pickup bedliner with GMC logo - Premium GMC Infotainment System with SiriusXM with 360L Trial Subscription - Apple CarPlay and Android Auto integration - Heated leather-appointed front seats with 10-way power adjustment - Heated steering wheel - Automatic Emergency Braking and Forward Collision Alert - Lane Departure Warning System with IntelliBeam Automatic High Beams - 4-Wheel disc brakes with electronic stability control and traction control - 2-Speed Active Transfer Case for 4WD capability - 220-Amp alternator and engine block heater for reliable cold-weather starting - Chrome bumpers and grille with power door mirrors - Remote vehicle starter system and keyless open and start The Duramax diesel engine delivers the torque and pulling power that serious truck owners demand. Whether you're hauling equipment, towing trailers, or simply navigating demanding terrain, this engine provides the capability to handle it all. The Gooseneck/5th Wheel Prep Package ensures you're ready for heavy-duty towing applications, with the hitch platform and bed-mounted harness already in place for seamless connection of your equipment. This Sierra 2500HD prioritizes your safety with multiple advanced systems working together. Automatic Emergency Braking helps prevent collisions, while Forward Collision Alert keeps you informed of potential hazards. The Lane Departure Warning System and IntelliBeam Automatic High Beams enhance visibility and alertness during all driving conditions. The 4-wheel disc braking system, combined with electronic stability control, provides confident stopping power in varied conditions. Inside, you'll find thoughtful amenities designed for long workdays and comfortable journeys. The heated leather-appointed seats feature 10-way power adjustment with lumbar support, allowing you to find your ideal driving position. The heated steering wheel adds another layer of comfort during cold mornings. The Premium GMC Infotainment System integrates Apple CarPlay and Android Auto, keeping your phone's features accessible while maintaining focus on the road. The truck bed is equipped with a spray-on bedliner bearing the GMC logo, protecting your cargo area from scratches and corrosion. LED cargo area lighting ensures visibility when loading and unloading, while the 120-volt bed-mounted power outlet provides convenient charging for tools and equipment. The in-vehicle trailering system app helps you manage towing operations with precision. Additional conveniences include dual-zone automatic climate control, remote vehicle starter for warming the engine before departure, and OnStar services capability for added peace of mind. The 18-inch machined aluminum wheels combine durability with a refined appearance, while the rain-sensing wipers automatically adjust to changing weather conditions. This 2026 GMC Sierra 2500HD SLT is built to deliver dependable performance and comfort. We invite you to experience this truck firsthand and discover why it stands as a capable choice for those who demand both strength and refinement from their vehicle. Price includes: $2000 - Bonus Cash. Exp. 11/30/2026 $3500 - Purchase Allowance. Exp. 11/30/2026

Features & options (215)

Bluetooth®
Heated Steering Wheel
Remote Start
4WD/AWD
Android Auto
Apple CarPlay
Leather Seats
Wi-Fi Hotspot
Auto Dimming Mirror
Emergency Brake Assist
Lane Departure Warning
Forward Collision Warning
Navigation System
Rear View Camera
Tow Hitch/Tow Package
Automatic Climate Control
Entertainment System
Turbo Charged Engine
Cruise Control
Wi-Fi Hotspot capable
May require additional optional equipment
Place and receive hands-free phone calls
13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth® streaming audio for music and select phones
Wireless Apple CarPlay capability for compatible phones
Wireless Android Auto capability for compatible phones
Customize and manage entertainment and vehicle feature setting
Voice-activated technology for phone
6-speaker audio system
SiriusXM Trial Subscription
Wireless phone projection
For Apple CarPlay and Android Auto
SiriusXM with 360L Trial Subscription
Chrome beltline moldings
Grille (Chrome surround with Chrome insert bars.)
IntelliBeam
Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
LED taillamps with LED stop lights and animation
Chrome front bumper
18" LT275/70R18 all-terrain, blackwall spare tire
Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
Chrome mirror caps
AT4 and AT4X features high gloss Black mirror caps
Power folding/extending
Lower convex mirrors
Heated upper glass
Integrated turn signal indicators
Puddle lamps
Perimeter lighting
Auxiliary lighting
Extends 3.31-inches
18" LT275/70R18E all-terrain, blackwall tires
Chrome rear bumper
With integrated CornerSteps
Rainsense automatic wipers
Tailgate and bed rail protection caps
Spare tire carrier lock
Helps keep spare tire secure
Deep-tinted glass
Provides added protection from sun and glare
Rear wheelhouse liners
Cargo tie-downs
12-fixed rated at 500 lbs. per corner
Chrome door handles
Standard tailgate
Tailgate with EZ Lift assist, power lock & release
Hitch area lighting
CornerStep rear bumper
Located at each end of the rear bumper
Textured step pads to help provide secure footing
Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
Cab-mounted cargo area lamps
Activated by switch located on center switch bank
Illuminates the cargo bed area
Cargo bed LED lighting
Provides light to find cargo in the bed
LED fog lamps
Side Bed Step
Black textured step pads help provide secure footing
18" machined aluminum wheels with Dark Grey metallic accents
Volcanic Red Tintcoat
Winter Grille Cover
Spray-on bedliner
Includes GMC logo on all trims except PRO
Theft-deterrent unauthorized entry system
Helps deter unauthorized entry, helping to protect your vehicle
Carpeted floor covering
Color-keyed to match the interior
Inside rearview auto-dimming mirror
USB ports
(2) Charge ports located on rear of console
Power windows with rear express-down
Rear window defogger
Rear Seat Reminder
Outside temperature display
Located in infotainment display
Power windows with driver express-up/down
10-way power front passenger seat
Includes 8-way power front passenger seat
Includes a 2-way power lumbar control
Power door locks
Heated driver and front outboard passenger seats
Individually controlled
Keyless Open and Start
Lockout protection helps you avoid locking keys in the vehicle
10-way power driver seat with power lumbar
Includes 8-way power driver seat
Assist handles
Front A-pillar mounted for Driver and Passenger
Rear B-pillar mounted
Power windows with driver and front passenger express-up/down
If obstruction is detected, the anti-pinch feature will auto-reverse
Compass
Located in instrument cluster
Front carpeted floor mats
Helps protect your interior from road debris and the elements
Denali models feature unique premium tufted carpeting
Dual-zone automatic climate control
Allows individual climate settings for both driver and front passenger
Seat trim, Perforated Leather-appointed front outboard seating positions
Rear carpeted floor mats
120-volt power outlet
3-prong auxiliary household-style outlet
Located on the instrument panel
40/20/40 split-bench front seat with under-seat storage
Seating for up to 3
Driver and front passenger seatbacks recline
Head restraints at the outboard seating positions
Center seatback that doubles as a fold-down armrest with storage
Steering-wheel mounted controls
Rear air vents
Provides cabin comfort for rear occupants
Manual tilt and telescoping steering column
120-volt box-mounted power outlet
Located in the pickup bed
Maintains a selected speed while driving
Set and resume speed functions
Wrapped steering wheel
Up-level rear seat with storage package
60/40 Full-length folding bench seat
Seatback storage on left and right side
Center fold out armrest with 2 cupholders
Underseat storage (full cab width)
12.3" diagonal color Driver Information Center
High definition display provides crisp, premium appearance
Driver memory
Dark Walnut/Slate, Perforated Leather-appointed front outboard seating positions
Heavy-Duty Air Filter
Digital Variable Steering Assist
Suspension Package
4-wheel antilock disc brakes
Integrated trailer brake controller
Integrated with the antilock brake system (ABS)
Four wheel drive
Fully boxed frame
Hydroformed front section
High-strength steel
Brake pad wear indicator
In-Vehicle Trailering App
Checklist
Trailer maintenance reminders
Trailer security alerts
Trailer mileage
Tow/haul reminder
Trailer electrical diagnostics
Automatic locking rear differential
Heavy-duty dual batteries with 1460 cold-cranking amps
70 Amp-hr
Maintenance-free with rundown protection and retained accessory power
11,350 lbs. GVWR
220-amp alternator
Emissions, Federal requirements
Gooseneck / 5th Wheel Prep Package
Hitch platform to accept Gooseneck or 5th wheel hitch
Box mounted 7-pin trailer harness
SLT Preferred Equipment Group includes standard equipment
LED Daytime Running Lamps
Signature LED Daytime Running Lamps
Tire Pressure Monitoring System with Tire Fill Alert
Rear Seat Belt Indicator
Trailering Information Label
6 airbags
Dual-stage frontal airbags for driver and front outboard passenger
Head-curtain airbags for outboard seating positions
Teen Driver
Forward Collision Alert
OnStar Basics
Drive confidently with core OnStar services including
Remote commands
Built-in voice assistance
Real-time traffic and navigation
Automatic Crash Response to help if you're in need
HD Rear Vision Camera
Can help you park or avoid vehicles and objects
Following Distance Indicator
Designed to help you maintain a safe following distance
OnStar services capable
Hitch View
Shows a close-up view of the trailer hitch
Hitch Guidance
Can help you line up the hitch to your trailer
Buckle to Drive
Seat Belt Adjustable Guide Loops
Front row only
Automatic Emergency Braking
Works at speeds between 5 and 50 mph
Front Pedestrian Braking
Limited nighttime and low visibility performance
DriveType: Four Wheel Drive
Fuel System: Direct Injection
Fuel Tank Capacity: 36 gal
Fuel Type: Diesel Fuel
Horse Power: 470
Rear Wheel: Single
Trailering Capacity: 18500 lbs

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 50 miles of Gilbert, Arizona

Asking price$67,105Dealer asking price · 4 mi

Market value$71,655Market value · based on 21 comparable cars

vs. market Good deal-6.3%Good deal · based on 21 comparable cars

Where this price sits

Among the lowest-priced · 100% of 21 similar listings ask more than this car.

Market value $71,655

This car$67,105

$67,105lowest$78,885highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Good deal$4,550 below the market value of $71,655

Price range

$67,105$78,885

Lowest price of 22 similar listings within 50 milesTick marks the market value · range of 21 similar listings

AutosXchange Insights

Compared with 21 new 2026 GMC Sierra 2500 SLT listings within 50 mi.
Priced $4,550 below the market value of 21 comparable cars.
Lowest price of 22 similar listings within 50 miles.
About 4 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # 26T703 — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 6, 2026. No price change at this dealership since Nov 6 ($67,105).0 price changes at this dealership: $67,105 → $67,105.

AutosXchange Intel Hub: Price changes for this model in Arizona · This model in the Intel Hub · Market movers in Arizona

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 11); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2026 Sierra 2500 SLT · new · within 50 miles of Gilbert, Arizona. Showing the 12 nearest of 21 comparable cars for sale, nearest first.

2026 GMC Sierra 2500 HD SLT for sale at Henry Brown Buick GMC in Gilbert, AZ

Fair price

33 photos