CASPER GMC CADILLAC · Casper, WY

2026 GMC Sierra 2500 HD Denali

0 miles · truck

1 / 15 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 2500 HD

TrimDenali

VIN1GT4URE78TF424916

Stock numberG7553

BodyPickup

Engine6.6L 8-cyl

Cylinders8

Displacement6.6L

Horsepower401

TransmissionAutomatic

Drivetrain4WD

FuelGasoline

ExteriorDownpour Metallic

InteriorJet Black, Forge Perforated Leather seat trim

Doors4

Towing16000

Vehicle description

Vehicle Details Experience premium strength and luxury in this 2026 GMC Sierra 2500 Denali 4WD, now available in Casper, WY. Built for drivers who demand bold capability and first-class comfort, this heavy-duty pickup pairs a powerful V8 6.6L Gasoline engine with confident four-wheel drive performance, making it ready for job sites, towing, and weekend adventures alike. The Denali trim delivers an elevated driving experience with refined style, advanced technology, and impressive presence from every angle. Inside, you'll find premium Leather Seats that create a comfortable cabin designed for long drives and hard work. Steering Wheel Audio Controls put your favorite entertainment right at your fingertips, while XM Radio keeps you connected to music, news, and sports wherever the road takes you. Safety and confidence are enhanced with Cross-Traffic Alert, helping you stay aware in busy parking lots and crowded streets. The Off-Road Package adds extra versatility, giving this GMC Sierra 2500 Denali even more capability when the pavement ends and the terrain gets tougher. If you're searching for a rugged yet luxurious heavy-duty truck in Casper, WY, this 2026 GMC Sierra 2500 Denali is an outstanding choice. With its commanding power, advanced features, and premium craftsmanship, it stands out as a serious truck for serious drivers. Schedule your visit today and see why this GMC Sierra is built to impress. Equipment This model features a hands-free Bluetooth phone system. It features a high end BOSE stereo system. The vehicle has auto-adjust speed for safe following. An off-road package is installed on this 2026 GMC Sierra 2500 so you are ready for your four-wheeling best. This unit's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. The steering wheel audio controls on this vehicle keep the volume and station within easy reach. Protect it from unwanted accidents with a cutting edge backup camera system. Start this 3/4 ton pickup from inside with remote start. This 3/4 ton pickup comes equipped with Android Auto for seamless smartphone integration on the road. Apple CarPlay: Seamless smartphone integration for this vehicle - stay connected and entertained on the go! Packages GMC Protection Package: Black Front and Rear Molded Splash Guards; All-Weather Floor Liners. Preferred Equipment Group 5SA: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Power Sliding Rear Window with Defogger; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Signature Chrome Denali Grille; 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; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; OnStar Servic

Features & options (169)

Basic
Corrosion
Maintenance
Roadside Assistance
Max seating capacity
Fuel System
Fuel tank capacity
Horsepower
Towing capacity
13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth
Bose Premium Sound System
SiriusXM with 360L Trial Subscription
Wi-Fi Hotspot capable
Wireless phone projection
18" LT275/70R18 all-terrain, blackwall spare tire
20" LT275/65R20 all-terrain, blackwall tires
20" Ultra Bright machined aluminum wheels with bright chrome inserts
Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
Assist handle, side
Body-color front bumper
Body-color rear bumper
Cab-mounted cargo area lamps
Cargo bed LED lighting
Cargo tie-downs
Chrome beltline moldings
Chrome door handles
Chrome mirror caps
CornerStep rear bumper
Deep-tinted glass
Front and rear Black molded splash guards
Front license plate bracket
GMC MultiPro Tailgate
IntelliBeam
LED fog lamps
Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
Polished exhaust tip
Power sunroof
Power-retractable assist steps with LED perimeter lighting
Rainsense automatic wipers
Rear wheelhouse liners
Side Bed Step
Smoked Amber LED roof marker lamps
Spare tire carrier lock
Spray-on bedliner
Tailgate and bed rail protection caps
Tailgate with EZ Lift assist, power lock & release
12-way power driver seat
12-way power front passenger seat
12.3" diagonal color Driver Information Center
120-volt box-mounted power outlet
120-volt power outlet
Adaptive Cruise Control
All-weather floor liners
Assist handles
Carpeted floor covering
Compass
Driver memory
Dual-zone automatic climate control
Front bucket seats
Front carpeted floor mats
Front center console
Head-Up Display
Heated driver and front outboard passenger seats
Heated rear outboard seats
Heated steering wheel
Inside rearview auto-dimming mirror
Keyless Open and Start
Manual tilt and telescoping steering column
Outside temperature display
Power door locks
Power sliding rear window with rear defogger
Power windows with driver and front passenger express-up/down
Power windows with driver express-up/down
Power windows with rear express-down
Rear Camera Mirror
Rear Seat Reminder
Rear air vents
Rear carpeted floor mats
Rear window defogger
Remote Start
Steering-wheel mounted controls
Theft-deterrent unauthorized entry system
USB ports
Universal Home Remote
Up-level rear seat with storage package
Upfitter switches
Ventilated driver and front passenger seats
Wireless Charging
Wrapped steering wheel
10,850 lbs. GVWR
10-speed automatic transmission
170-amp alternator
3.73 rear axle ratio
4-wheel antilock disc brakes
6.6L V8 Gas engine
Air filtration monitoring
Automatic locking rear differential
Autotrac 2-speed transfer case with push button controls
Brake pad wear indicator
Capless fuel fill
Chrome vertical recovery hooks
Digital Variable Steering Assist
External auxiliary transmission oil cooler
External engine oil cooler
Fully boxed frame
Gooseneck / 5th Wheel Prep Package
Heavy-Duty Air Filter
Heavy-duty 720 cold-cranking amps battery
Hill Descent Control
In-Vehicle Trailering App
Integrated trailer brake controller
Off-Road suspension
Pickup bed
Push Button Start
Skid plates
3 Years OnStar One
LED Daytime Running Lamps
Signature LED Daytime Running Lamps
6 airbags
Bed View Camera
Buckle to Drive
Following Distance Indicator
Forward Collision Alert
Front and Rear Park Assist
HD Surround Vision
Hitch Guidance
Hitch View
Lane Departure Warning
OnStar Basics
OnStar services capable
Rear Cross Traffic Alert
Rear Seat Belt Indicator
Safety Alert Seat
Seat Belt Adjustable Guide Loops
Teen Driver
Tire Pressure Monitoring System with Tire Fill Alert
Trailer Side Blind Zone Alert
Trailering Information Label
Trailering camera provisions
Automatic Emergency Braking
Front Pedestrian Braking
StabiliTrak, electronic stability control system with traction control
GMC Protection Package:
All-weather floor liner
Gooseneck Hitch Package:
Gooseneck ball
Chain tiedown kit with case
May require additional optional equipment
ProGrade Trailering System:
Hitch Guidance with Hitch View
Sierra HD Pro Safety:
Technology Package:
Multi-color 15" Diagonal Head-Up Display
AT4 Preferred Package on AT4
Trailering Package:
Trailer hitch
Trailering hitch platform
X31 Off-Road Package:
Twin-tube Rancho shocks
GMC Protection Package
Gooseneck Hitch Package
ProGrade Trailering System
Sierra HD Pro Safety
Technology Package
Trailering Package
X31 Off-Road Package
In-vehicle Trailering App

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 250 miles of Casper, Wyoming

Asking price$80,955Dealer asking price

Market value$84,322Market value · based on 50 comparable cars

vs. market Fair price-4.0%Fair price · based on 50 comparable cars

Where this price sits

In the typical middle range · 72% of 50 similar listings ask more than this car.

Market value $84,322

This car$80,955

$76,745lowest$90,336highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$3,367 below the market value of $84,322

Price range

$76,745$90,336

15th lowest price of 51 similar listings within 250 milesTick marks the market value · range of 50 similar listings

AutosXchange Insights

Compared with 50 new 2026 GMC Sierra 2500 Denali listings within 250 mi.
Priced $3,367 below the market value of 50 comparable cars.
15th lowest price of 51 similar listings within 250 miles.
Stock # G7553 — 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 8, 2026. No price change at this dealership since Nov 8 ($80,955).

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

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 2026 Sierra 2500 Denali · new · within 250 miles of Casper, Wyoming. Showing the 12 nearest of 50 comparable cars for sale, nearest first.

2026 GMC Sierra 2500 HD Denali for sale at CASPER GMC CADILLAC in Casper, WY

Fair price

24 photos