Henry Brown Buick GMC · Gilbert, AZ

2025 GMC Sierra 2500 HD SLT

17,995 miles · truck

1 / 33 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2025

MakeGMC

ModelSierra 2500 HD

TrimSLT

VIN1GT4UNEY5SF128137

Stock number26T2722A2

Mileage17,995 miles

BodyPickup

Engine6.6L V8 turbo

Cylinders8

Displacement6.6L

TransmissionAutomatic

Drivetrain4WD

FuelDiesel

ExteriorSterling Metallic

Towing18500

Vehicle description

This 2025 GMC Sierra 2500HD SLT in Sterling Metallic Silver is a capable truck built for serious work and daily reliability. With its Duramax 6.6L V8 turbodiesel engine delivering 470 horsepower and 975 lb-ft of torque, combined with a 10-speed automatic transmission and 4-wheel drive, this truck is engineered to handle demanding tasks and challenging terrain. - 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 - 10-Speed Automatic Transmission with 4-wheel drive - Dual 220-Amp Primary and 170-Amp Auxiliary Alternators - Spray-On Pickup Bedliner with GMC Logo - Engine Block Heater for cold-weather reliability - Heated Driver and Front Outboard Passenger Seats - SiriusXM with 360L Trial Subscription - Wireless Phone Projection with Apple CarPlay and Android Auto - Remote Vehicle Starter System with keyless start - LED Cargo Area Lighting - 120-Volt Bed Mounted and Instrument Panel Power Outlets - Chrome Surround Grille with Chrome Insert Bars - Automatic Emergency Braking and Forward Collision Alert - OnStar Services with Emergency Communication System The truck's premium equipment reflects thoughtful engineering for those who demand both comfort and capability. The heated front seats with 10-way power adjustability and lumbar support ensure driver comfort during long hours, while the performance leather-appointed trim adds refinement to the cab. The SiriusXM satellite radio system with a 360-day trial subscription keeps you connected, and wireless phone projection lets you seamlessly integrate your smartphone for navigation and communication. Practical features enhance every workday. The 120-volt power outlets positioned in both the bed and instrument panel provide convenient charging for tools and devices. The spray-on bedliner protects your cargo area from wear and damage, while the LED cargo area lighting illuminates work in low-light conditions. The gooseneck prep package positions this truck to handle serious towing, with the hitch platform and bed-mounted trailer harness ready for connection. Safety and visibility come standard on this Sierra. The truck includes automatic emergency braking, forward collision alert, and lane departure warning to help you stay aware on the road. Rain-sensing wipers activate automatically in wet conditions, while the front fog lights and fully automatic headlights adapt to changing light. The auto-dimming rear-view mirror and IntelliBeam automatic high beam technology reduce glare and improve nighttime visibility. The truck's robust construction supports its work capability. The dual alternators provide ample electrical capacity for heavy-duty accessories, while the engine block heater ensures reliable cold-weather starts. The 2-speed active transfer case gives you control over power distribution to meet varying driving conditions, and the suspension package handles load-carrying demands efficiently. This Sierra 2500HD SLT delivers the reliability and capability you expect from GMC. Contact us today to schedule a test drive and experience this truck's commanding presence and practical engineering firsthand.

Features & options (236)

Bluetooth®
Heated Steering Wheel
Remote Start
4WD/AWD
Android Auto
Apple CarPlay
Keyless Ignition System
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
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
Wi-Fi Hotspot capable
May require additional optional equipment
SiriusXM Trial Subscription
SiriusXM with 360L Trial Subscription
6-speaker audio system
Wireless phone projection
For Apple CarPlay and Android Auto
Cab-mounted cargo area lamps
Activated by switch located on center switch bank
Illuminates the cargo bed area
Tailgate with EZ Lift assist, power lock & release
Hitch area lighting
Deep-tinted glass
Provides added protection from sun and glare
Chrome beltline moldings
18" LT275/70R18E all-terrain, blackwall tires
Spare tire carrier lock
Helps keep spare tire secure
Grille (Chrome surround with Chrome insert bars.)
Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
LED taillamps with LED stop lights and animation
Chrome mirror caps
Tailgate and bed rail protection caps
Rear wheelhouse liners
IntelliBeam
Chrome rear bumper
With integrated CornerSteps
Cargo bed LED lighting
Provides light to find cargo in the bed
18" LT275/70R18 all-terrain, blackwall spare tire
LED fog lamps
Cargo tie-downs
12-fixed rated at 500 lbs. per corner
Chrome front bumper
Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
Rainsense automatic wipers
CornerStep rear bumper
Located at each end of the rear bumper
Textured step pads to help provide secure footing
GMC MultiPro Tailgate
Power lock and release
Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
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
Side Bed Step
Black textured step pads help provide secure footing
Chrome door handles
18" machined aluminum wheels with Dark Grey metallic accents
Smoked Amber LED roof marker lamps
Roof-mounted lamps near the front of the cab
Winter Grille Cover
Spray-on bedliner
Includes GMC logo on all trims except PRO
Sterling Metallic
Steering-wheel mounted controls
Driver memory
Power windows with rear express-down
Front carpeted floor mats
Helps protect your interior from road debris and the elements
Color-keyed to match the interior
Denali models feature unique premium tufted carpeting
Seat trim, Perforated Leather-appointed front outboard seating positions
Power door locks
Rear window defogger
Keyless Open and Start
Lockout protection helps you avoid locking keys in the vehicle
Inside rearview auto-dimming mirror
Outside temperature display
Located in infotainment display
Manual tilt and telescoping steering column
Power windows with driver and front passenger express-up/down
If obstruction is detected, the anti-pinch feature will auto-reverse
Carpeted floor covering
120-volt power outlet
3-prong auxiliary household-style outlet
Located on the instrument panel
USB ports
(2) Data/charge ports located on instrument panel
Rear Seat Reminder
(2) Charge ports located on rear of console
Power windows with driver express-up/down
Compass
Located in instrument cluster
10-way power driver seat with power lumbar
Includes 8-way power driver seat
Includes a 2-way power lumbar control
Assist handles
Front A-pillar mounted for Driver and Passenger
Rear B-pillar mounted
Maintains a selected speed while driving
Set and resume speed functions
Rear carpeted floor mats
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
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)
10-way power front passenger seat
Includes 8-way power front passenger seat
Theft-deterrent unauthorized entry system
Helps deter unauthorized entry, helping to protect your vehicle
Dual-zone automatic climate control
Allows individual climate settings for both driver and front passenger
12.3" diagonal color Driver Information Center
High definition display provides crisp, premium appearance
120-volt box-mounted power outlet
Located in the pickup bed
Rear air vents
Provides cabin comfort for rear occupants
Wrapped steering wheel
Heated driver and front outboard passenger seats
Individually controlled
Jet Black, Perforated Leather-appointed front outboard seating positions
Suspension Package
Digital Variable Steering Assist
Automatic locking rear differential
Pickup bed
Roll-formed high-strength steel
Includes bed assist step
In-Vehicle Trailering App
Checklist
Trailer maintenance reminders
Trailer security alerts
Trailer mileage
Tow/haul reminder
Trailer electrical diagnostics
Heavy-Duty Air Filter
Brake pad wear indicator
Four wheel drive
Black vertical recovery hooks
Two front frame-mounted
Push Button Start
Fully boxed frame
Hydroformed front section
High-strength steel
4-wheel antilock disc brakes
Integrated trailer brake controller
Integrated with the antilock brake system (ABS)
Autotrac 2-speed transfer case with push button controls
4-button control 2WD, Auto, 4WD, 4WD LO
2WD High for most on-road and highway situations
Automatically engages 4WD until traction is regained
Dual, 220 amp primary and 170 auxiliary amp alternators
Heavy-duty dual batteries with 1460 cold-cranking amps
70 Amp-hr
Maintenance-free with rundown protection and retained accessory power
Emissions, Federal requirements
11,350 lbs. GVWR
Gooseneck / 5th Wheel Prep Package
Hitch platform to accept Gooseneck or 5th wheel hitch
Box mounted 7-pin trailer harness
Trailering Package
Trailer hitch
Trailering hitch platform
Hitch Guidance
Sierra HD Pro Safety
Forward Collision Alert
Following Distance Indicator
Front Pedestrian Braking
Buckle to Drive
Automatic Emergency Braking
ProGrade Trailering System
Hitch Guidance with Hitch View
SLT Preferred Equipment Group includes standard equipment
LED Daytime Running Lamps
Signature LED Daytime Running Lamps
Trailering Information Label
Designed to help you maintain a safe following distance
Tire Pressure Monitoring System with Tire Fill Alert
OnStar services capable
Can help you line up the hitch to your trailer
Rear Seat Belt Indicator
6 airbags
Dual-stage frontal airbags for driver and front outboard passenger
Head-curtain airbags for outboard seating positions
Hitch View
Shows a close-up view of the trailer hitch
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
Seat Belt Adjustable Guide Loops
Front row only
HD Rear Vision Camera
Can help you park or avoid vehicles and objects
Teen Driver
Works at speeds between 5 and 50 mph
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 · nationwide

Asking price$64,473Dealer asking price · 17,995 mi

Market value$65,158Market value · based on 56 comparable cars

vs. market Fair price-1.1%Fair price · based on 56 comparable cars

Where this price sits

In the typical middle range · 57% of 56 similar listings ask more than this car.

Market value $65,158

This car$64,473

$51,239lowest$79,448highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$685 below the market value of $65,158

Price range

$51,239$79,448

25th lowest price of 57 similar listings nationwideTick marks the market value · range of 56 similar listings

AutosXchange Insights

Compared with 56 used 2025 GMC Sierra 2500 SLT listings nationwide.
Priced $685 below the market value of 56 comparable cars.
25th lowest price of 57 similar listings nationwide.
Has about 4,000 fewer miles than similar listings.
About 8,998 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # 26T2722A2 — 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. 1 price change at this dealership: $63,145 → $64,473 (+$1,328).

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 12); 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 2025 Sierra 2500 SLT · used · any miles · nationwide. Showing the 12 nearest of 56 comparable cars for sale, nearest first.

2025 GMC Sierra 2500 HD SLT for sale at Henry Brown Buick GMC in Gilbert, AZ

Fair price

33 photosCARFAX