CASPER GMC CADILLAC · Casper, WY

2026 GMC Sierra 2500 HD Denali

0 miles · truck

1 / 24 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 2500 HD

TrimDenali

VIN1GT4UREY2TF388388

Stock numberG7497

BodyPickup

Engine6.6L V8 turbo

Cylinders8

Displacement6.6L

Horsepower470

TransmissionAutomatic

Drivetrain4WD

FuelDiesel

ExteriorGlacier White Tricoat

InteriorAtmosphere/Brownstone, Forge Perforated Leather se

Doors4

Towing18500

Vehicle description

Vehicle Details Power, capability, and premium comfort come together in this 2026 GMC Sierra 2500 Denali 4WD, now available in Casper, WY. Built to handle demanding jobs and weekend adventures alike, this heavy-duty pickup is equipped with a proven V8, 6.6L Diesel engine and advanced 4-wheel drive for confident towing, hauling, and off-road performance. The Denali trim delivers refined style with Leather Seats, premium craftsmanship, and a spacious cabin designed to keep you comfortable on every drive. Key features include Lane Departure Warning, Remote Start, XM Radio, and an Off-Road Package, giving you the technology and capability you want in a modern diesel truck. From rugged jobsite duty to long highway trips, the GMC Sierra 2500 Denali offers strength, convenience, and sophistication in one impressive package. If you're searching for a heavy-duty GMC truck in Casper, WY, this 2026 GMC Sierra 2500 Denali deserves a close look. Its bold presence, advanced safety features, and upscale interior make it a standout choice for drivers who need serious capability without sacrificing comfort. Contact us today to learn more or schedule your test drive. Ideal for towing trailers, tackling job sites, or cruising Wyoming highways, this GMC Sierra 2500 HD Denali blends luxury and muscle for drivers who want confidence, control, and lasting durability in every mile. Equipment An off-road package is equipped on this unit. Protect it from unwanted accidents with a cutting edge backup camera system. This GMC Sierra comes equipped with Android Auto for seamless smartphone integration on the road. Engulf yourself with the crystal clear sound of a BOSE sound system in this vehicle. This unit's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The leather seats in this model are a must for buyers looking for comfort, durability, and style. It is equipped with the latest generation of XM/Sirius Radio. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. This 3/4 ton pickup offers Apple CarPlay for seamless connectivity. It warns of approaching vehicles with Cross-Traffic Alert. It has auto-adjust speed for safe following. This vehicle features steering wheel audio controls. The GMC Sierra is pure luxury with a heated steering wheel. 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 Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard

Features & options (157)

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
Winter Grille Cover
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
Ventilated driver and front passenger seats
Wireless Charging
Wrapped steering wheel
10-speed automatic transmission
11,350 lbs. GVWR
3.42 rear axle ratio
4-wheel antilock disc brakes
6.6L Duramax Turbo-Diesel V8 engine
Air filtration monitoring
Automatic locking rear differential
Autotrac 2-speed transfer case with push button controls
Brake pad wear indicator
Capped fuel fill
Chrome vertical recovery hooks
Diesel exhaust brake
Digital Variable Steering Assist
Dual, 220 amp primary and 170 auxiliary amp alternators
Engine block heater
External auxiliary transmission oil cooler
External engine oil cooler
Fully boxed frame
Gooseneck / 5th Wheel Prep Package
Heavy-Duty Air Filter
Heavy-duty dual batteries with 1460 cold-cranking amps
High idle switch
Hill Descent Control
In-Vehicle Trailering App
Integrated trailer brake controller
Off-Road suspension
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
Technology Package:
Multi-color 15" Diagonal Head-Up Display
AT4 Preferred Package on AT4
GMC Protection Package
Gooseneck Hitch Package
Technology Package

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$86,325Dealer asking price

Market value$84,322Market value · based on 51 comparable cars

vs. market Fair price+2.4%Fair price · based on 51 comparable cars

Where this price sits

In the typical middle range · 31% of 51 similar listings ask more than this car.

Market value $84,322

This car$86,325

$76,745lowest$90,336highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$2,003 above the market value of $84,322

Price range

$76,745$90,336

36th lowest price of 52 similar listings within 250 milesTick marks the market value · range of 51 similar listings

AutosXchange Insights

Compared with 51 new 2026 GMC Sierra 2500 Denali listings within 250 mi.
Priced $2,003 above the market value of 51 comparable cars — compare options, condition and history.
36th lowest price of 52 similar listings within 250 miles.
Stock # G7497 — 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 ($86,325).

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 51 comparable cars for sale, nearest first.

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

Fair price

15 photos