Leskovar Honda · Butte, MT

2026 GMC Sierra AT4

9,463 miles · truck

1 / 25 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra

TrimAT4

VIN1GT4UPEY8TF188779

Stock numberP1702

Mileage9,463 miles

BodyPickup

Engine6.6L V8 turbo

Cylinders8

Displacement8.0L

Transmission10-speed automatic

Drivetrain4WD

FuelDiesel

ExteriorSummit White

InteriorJet Black W/Kalahari Accents

Seats5

Vehicle description

Vehicle Details Discover a rugged and refined 2026 GMC Sierra 2500 AT4, now available in Butte, MT. This powerful 4WD heavy-duty pickup pairs a V8 6.6L diesel with advanced capability and trail-ready durability. With only 9,437 miles, this GMC Sierra 2500 AT4 offers low mileage and excellent longevity for buyers seeking a dependable workhorse or weekend adventurer. Built for serious towing and hauling, the AT4 trim brings off-road suspension, skid protection, and tough styling - while the diesel V8 delivers sustained torque for demanding tasks. Inside, premium leather seats and a thoughtfully designed cabin provide comfort on long drives. Stay connected and entertained with Apple CarPlay, XM Radio, and hands-free Bluetooth® calling and audio streaming. Adaptive Cruise Control enhances highway driving by maintaining a safe following distance, reducing fatigue on long trips. Exterior features underscore both capability and presence: bold grille, AT4-specific wheels, and rugged accents that stand up to Montana terrain. This GMC Sierra 2500 is ready for ranch work, construction duty, or hauling trailers with confidence. Located in Butte, MT, this low-mileage 2026 GMC Sierra 2500 AT4 with a 6.6L Diesel and 4WD represents a smart blend of luxury, technology, and heavy-duty performance. Contact us to schedule a viewing and experience the strength and comfort of this exceptional GMC Sierra in person. Equipment The spacious cab of this three-quarter ton offers many convenience and technology options. It is also ready for your burliest jobs. When you encounter slick or muddy roads, you can engage the four wheel drive on the vehicle and drive with confidence. This model has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. This 2026 GMC Sierra 2500 offers Android Auto for seamless smartphone integration. Apple CarPlay: Seamless smartphone integration for this unit - stay connected and entertained on the go! The high efficiency automatic transmission shifts smoothly and allows you to relax while driving. This unit features a high end BOSE stereo system. See what's behind you with the back up camera on this unit. Maintaining a stable interior temperature in the vehicle is easy with the climate control system. This 3/4 ton pickup warns of approaching vehicles with Cross-Traffic Alert. This 3/4 ton pickup features cruise control for long trips. It has a diesel engine. This vehicle has a V8, 6.6L high output engine. Bluetooth® technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. This vehicle is pure luxury with a heated steering wheel. With the keyless entry system on this unit you can pop the trunk without dropping your bags from the store. This 3/4 ton pickup's Lane Departure Warning helps keep you in your lane. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Help alleviate lower back pain with the driver seat lumbar support in this 3/4 ton pickup. An off-road package is equipped on this model. The vehicle is outfitted with an OnStar communication system. Never get into a cold vehicle again with the remote start feature on this vehicle. The steering wheel audio controls on this GMC Sierra keep the volume and station within easy reach. It is built for driving comfort with a telescoping wheel. This 2026 GMC Sierra 2500 embodies class and sophistication with its refined white exterior. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this 3/4 ton pickup. Anywhere on the planet, you will have hundreds of digital stations to choose from. Packages Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**

Features & options (248)

Adaptive Cruise Control
Bluetooth®
Heated Steering Wheel
Remote Start
4WD/AWD
Android Auto
Apple CarPlay
Cooled Seats
Heated Seats
Keyless Entry
Keyless Ignition System
Leather Seats
Power Tailgate/Liftgate
Wi-Fi Hotspot
Automatic High Beams
Emergency Brake Assist
Lane Departure Warning
Wireless Phone Charging
Blind Spot Monitor
Forward Collision Warning
Navigation System
Parking Assistance
Rear View Camera
Satellite Radio
Rain Sensing Wipers
Tow Hitch/Tow Package
Automatic Climate Control
Turbo Charged Engine
Power Seats
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
Pickup bed includes bed assist step
Push Button Start
Hill Descent Control
Transfer case, two-speed active, electronic Autotrac with push button control
Auto-locking rear differential
Four wheel drive
Air filter, heavy-duty
Air filtration monitoring
Trailer brake controller, integrated
Recovery hooks, Red
Skid Plates protect the oil pan, front axle and transfer case
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Suspension, Off-Road includes twin-tube shocks
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Brake lining wear indicator
Wheels, 20" (50.8 cm) High Gloss black aluminum wheels 8 spokes
Tires, LT275/65R20 all-terrain, blackwall
Tire, spare LT275/70R18 all-terrain, blackwall
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Bumper, front, body-color lower
Bumper, rear body-color with bumper CornerSteps
Bed Step, Black integrated on forward portion of bed on driver and passenger side
CornerStep, rear bumper
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Wheelhouse liners, rear
Moldings, beltline, Black
Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Fog lamps, LED
Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
Mirror caps, high gloss Black
Glass, deep-tinted
Wipers, front rain-sensing
Door handles, body-color
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Tailgate and bed rail protection caps, top
SiriusXM Trial Subscription
Bose Sound System, premium 7-speaker system with Richbass woofer
Bluetooth® for phone connectivity to vehicle infotainment system
Wireless phone projection for Apple CarPlay and Android Auto
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Seats, front bucket with center console
Seat trim, Perforated front Leather
Seat adjuster, driver 10-way power including lumbar
Seat adjuster, passenger 10-way power including lumbar
Seating, heated driver and front outboard passenger
Seats, ventilated driver and front passenger
Seats, heated second row outboard seats
Driver memory recalls driver "presets" for power driver seat and outside mirrors
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Floor covering, color-keyed carpeting
Premium Floor Liners with removable carpet insert, front
Premium Floor Liners with removable carpet insert, rear
Steering wheel, wrapped
Steering wheel, heated
Steering wheel audio controls
Steering column, manual Tilt-Wheel and telescoping
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
Rear Seat Reminder
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Exterior Temperature Display, located in radio display
Compass, located in instrument cluster
Windows, power front, drivers express up/down
Window, power front, passenger express up/down
Windows, power rear, express down
Door locks, power
Keyless Open and Start includes remote keyless entry
Remote vehicle starter system
Wireless Charging
Theft-deterrent system, unauthorized entry
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
USB Ports, 2 (first row) located on console
USB Ports, 2, Charge/Data ports located inside center console
USB ports, (2) charge-only, rear
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Air vents, rear
Air conditioning, dual-zone automatic climate control
Defogger, rear-window electric
Mirror, inside rearview auto-dimming
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Daytime Running Lamps, LED signature lighting
LED Signature DRL's
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Front and Rear Park Assist, ultrasonic
Trailer Camera Provisions and trailer viewing software
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Rear Seat Belt Indicator
Rear Cross Traffic Alert
Trailer Side Blind Zone Alert
Seat Belt Adjustable Guide Loops, front row only
Safety Alert Seat
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
(470 hp [350.5 kW] @ 2800 rpm
975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
Apple CarPlay/Android Auto smart device wireless mirroring
Wi-Fi Hotspot capable mobile hotspot internet access
OnStar vehicle integrated emergency SOS system
Bluetooth® handsfree wireless device connectivity
Forward Collision Alert with Automatic Braking
Front Pedestrian Braking
HD Rear Vision Camera w/Hitch View rear mounted camera
Automatic Emergency Braking predictive brake assist system
Rear Cross-Traffic Alert collision warning
Teen Driver restricted driving mode/alerts
HD Surround Vision w/Hitch View aerial view camera
Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
Gauge cluster display size: 12.30
Front mounted camera with washer
Right side camera
Pickup box camera
Left side camera
Trailer Side Blind Zone Alert blind spot warning
Following Distance Indicator
Auto high-beam headlights
Immobilizer
Cruise control with steering wheel mounted controls
Keyfob remote start
Front wireless smart device charging
Google Built-In built-in virtual assistant
Keyless Open/Keyless Start with hands-free access and push button start
Keyfob window control
Smart device remote start
Push-button
GCW Alert weight capacity alert
Full gauge cluster screen
Ventilated driver and front passenger seats
Heated driver and front passenger seats
Heated rear seats
Leather front seat upholstery
Driver seat power reclining
lumbar support
cushion tilt
fore/aft control and height adjustable control
Dual-zone front climate control
Primary monitor touchscreen
Bluetooth® wireless audio streaming
Bose speakers
AutoTrac part and full-time 4WD
Duramax 6.6L V-8 diesel direct injection
intercooled turbo
diesel
engine with 470HP
Duramax 6.6L V-8
Hitch Guidance vehicle to trailer hitching assist
Trailer light test
Trailer light malfunction warning
Trailer theft alarm
V8; Turbo Diesel; 6.6 Liter
Automatic; 10-Spd Allison
4WD
Sierra HD Pro Safety
Side Blind Zone Alert
X31 Off-Road Pkg
Hill Start Assist
Traction Control
StabiliTrak
ABS (4-Wheel)
Theft Deterrent System
Air Conditioning
Power Windows
Power Door Locks
Power Tailgate Release
Power Steering
Tilt & Telescoping Wheel
AM/FM Stereo
SiriusXM Satellite
Bluetooth® Wireless
OnStar
Premium GMC Infotainment System
F&R Park Assist
Backup Camera
Surround View Camera
Dual Air Bags
Side Air Bags
F&R Head Curtain Air Bags
Forward Collision Alert
Lane Departure Warning System
Heated & Ventilated Seats
Dual Power Seats
Leather
Daytime Running Lights
LED Headlamps
Fog Lights
Bed Liner
Towing Pkg
Premium Wheels
White
Cold Cranking Amps @ 0° F (Primary): 720
Maximum Alternator Capacity (amps): 170
Total Cooling System Capacity (qts): - TBD -
Gross Axle Wt Rating - Front (lbs): 5600
Gross Axle Wt Rating - Front (lbs): 4800
Gross Axle Wt Rating - Rear (lbs): - TBD -
Curb Weight - Front (lbs): 4013
Curb Weight - Rear (lbs): 2812
Gross Vehicle Weight Rating Cap (lbs): 10850
Gross Combined Wt Rating (lbs): 27500
Gross Combined Wt Rating (lbs): 26000
Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
Dead Weight Hitch - Max Tongue Wt. (lbs): 500
Wt Distributing Hitch - Max Trailer Wt. (lbs): 18500
Wt Distributing Hitch - Max Trailer Wt. (lbs): 16000
Wt Distributing Hitch - Max Tongue Wt. (lbs): 1850
Wt Distributing Hitch - Max Tongue Wt. (lbs): 1600
Fifth Wheel Hitch - Max Trailer Wt. (lbs): 17300
Fifth Wheel Hitch - Max Trailer Wt. (lbs): 18000

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$73,475Dealer asking price · 9,463 mi

Market value$59,447Market value · based on 8 comparable cars

vs. market High price+23.6%High price · based on 8 comparable cars

Where this price sits

Among the highest-priced · 0% of 8 similar listings ask more than this car.

Market value $59,447

This car$73,475

$50,127lowest$73,475highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

High price$14,028 above the market value of $59,447

Price range

$50,127$73,475

9th lowest price of 9 similar listings nationwideTick marks the market value · range of 8 similar listings

AutosXchange Insights

Compared with 8 used 2025 GMC Sierra AT4 listings nationwide.
Priced $14,028 above the market value of 8 comparable cars — compare options, condition and history.
9th lowest price of 9 similar listings nationwide.
Has about 21,000 fewer miles than similar listings.
About 9,463 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # P1702 — 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 12, 2026. No price change at this dealership since Nov 12 ($73,475).

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); 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 AT4 · used · any miles · nationwide. All 8 comparable cars for sale, nearest first.

18 photosCARFAX

2025 GMC Sierra AT4

$69,914est. $1,204/mo

$3,561 less than this car

14,107 mi
10-Speed Automatic
Diesel
Truck

Quality Auto of the Black Hills · Rapid City, SD · 481 mi away

0 viewsStock # RC3156