New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab

location_on Sedalia, MO

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New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab - photo 1

New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab - photo 2

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Key Features

Body Type Pickup

Fuel Type

Engine Description

Drivetrain 4WD

Cab Type Crew Cab

Trim

Vehicle Details

checklist

Overview

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Stock Number

243624

Stock Type

New

Year

2026

Make

GMC

Model

Sierra 2500

Model Code

TK20743

Cab Type

Crew

Vehicle Trim

Denali Ultimate

Body Type

Pickup

VIN

1GT4UXEY3TF243624

Brake Type

Hydraulic

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Dimensions

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Dimensions

Class

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Drivetrain

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Drivetrain

4WD

Transmission

Transmission Type

Automatic

manufacturing

Engine

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Engine Description

6.6L Duramax Turbo-Diesel V8 engine

Engine Cylinder Count

Engine Model

L5P

Engine Size (L)

6.6

Horsepower

470

Fuel Type

Diesel

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Seating

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Seat Dimensions

Seating Capacity

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Colors

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Exterior Color

White

Interior Color

Alpine Umber, Full Grain Leather seat trim

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Vehicle Options

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Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Adaptive Cruise Control
Wipers, front rain-sensing
Floor covering, color-keyed carpeting
Bed Step, Black integrated on forward portion of bed on driver and passenger side
Sunroof, power
SiriusXM Trial Subscription
Wireless phone projection for Apple CarPlay and Android Auto
Air vents, rear
Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Glass, deep-tinted
Steering wheel, heated
Safety Alert Seat
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Exhaust brake
Four wheel drive
Bumper, rear body-color with bumper CornerSteps
Trailer Tire Pressure Monitor Sensors includes set of 4 sensors. Sensor functionality requires (UET) In-Vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
Seats, heated second row outboard seats
Transfer case, two-speed active, electronic Autotrac with push button control
Alternator, 220 amp
Door handles, chrome
Seating, heated driver and front outboard passenger
Trailer brake controller, integrated
Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking
3 Years OnStar One (Requires (UE1) OnStar. Safety Services, WI-FI, and In-Vehicle Apps, all connected by OnStar. Info at OnStar.com/Plans. After initial 3-year period, requires paid OnStar plan. OnStar services vary by vehicle and model and require an active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations. Terms apply.)
Seat adjuster, driver 16-way power including lumbar and massage
Windows, power front, drivers express up/down
Air conditioning, dual-zone automatic climate control
Wireless Charging
Bluetooth for phone connectivity to vehicle infotainment system
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE), (TCE) or (TCH), not available with any other Ship Thru code.)
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
Tire, spare LT275/70R18 all-terrain, blackwall
Remote vehicle starter system
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Seat Belt Adjustable Guide Loops, front row only
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
Steering wheel, leather-wrapped
Rear Seat Reminder
Seats, ventilated driver and front passenger
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Window, power, rear sliding with rear defogger
LED Signature DRL's
Lamps, Smoked Amber roof marker, (LED) (Not available with (YF5) California state emissions requirements.)
Rear Camera Mirror inside rearview auto-dimming with full camera display
Winter Grille Cover
Bose Premium Series with 12-speaker system with CenterPoint Richbass woofer and AudioPilot
Driver memory recalls driver "presets" for power driver seat and outside mirrors
Wheels, 20" (50.8 cm) Ultra-bright machined aluminum wheels with Black painted pockets (STD)
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Engine block heater
Window, power front, passenger express up/down
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Multicolor 15" Diagonal Head-Up Display
Air filter, heavy-duty
Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Hill Descent Control
Cooling, external engine oil cooler
Theft-deterrent system, unauthorized entry
Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
Rear Cross Traffic Alert
Seat trim, Full Grain Leather
Compass, located in instrument cluster
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Moldings, beltline, chrome
Assist steps, power-retractable, with LED perimeter lighting and bright accent (Not available with any other assist steps.)
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes select remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
Daytime Running Lamps, LED signature lighting
Suspension, Off-Road includes twin-tube shocks
Capped Fuel Fill
Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
Mirror caps, chrome
USB Ports, 2 (first row) located on console
Universal Home Remote
Wheelhouse liners, rear
Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting
Brake lining wear indicator
Grille (Signature Denali Ultimate grille in Vadar chrome with High Gloss Black surround.)
Cooling, auxiliary external transmission oil cooler
Air filtration monitoring
Trailer Side Blind Zone Alert
USB Ports, 2, Charge/Data ports located inside center console
Keyless Open and Start includes remote keyless entry
Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
Door locks, power
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
Technology Package includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
Tires, LT275/65R20 all-terrain, blackwall (STD)
Bumper, front, body-color lower
Seat adjuster, passenger 16-way power including lumbar and massage
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
Recovery hooks, front, Chrome (plant installed.)
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
Seats, front bucket with center console (STD)
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
LPO, MultiPro Tailgate Audio System by Kicker
USB ports, (2) charge-only, rear
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (STD)
Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
Push Button Start
Auto-locking rear differential
Steering wheel audio controls
Seat, Up-level Rear with Storage Package 60/40 folding bench, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
Windows, power rear, express down
Trailer Camera Provisions and trailer viewing software
Pickup bed includes bed assist step
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Front and Rear Park Assist, ultrasonic
Tailgate and bed rail protection caps, top
Steering column, manual Tilt-Wheel and telescoping
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
Defogger, rear-window electric
Skid Plates protect the oil pan, front axle and transfer case
Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
CornerStep, rear bumper
Exterior Temperature Display, located in radio display
Transmission, 10-speed automatic (STD)
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Rear Seat Belt Indicator
Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Fog lamps, LED
GVWR, 11,750 lbs. (5330 kg)
Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or 5th Wheel hitch.
LPO, Rear underseat storage
Alpine Umber, Full Grain Leather seat trim
LPO, Hitch Package
Max Trailering Package
Denali Ultimate Preferred Equipment Group
License plate kit, front, Incandescent lighting
Premium Floor Liners with removable carpet insert, front
Premium Floor Liners with removable carpet insert, rear
Emissions, Federal requirements
LPO, Body color wheel arch moldings
LPO, Hard Folding Truck Bed Cover by RealTruck Advantage
Glacier White Tricoat

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Listing Notes

Vehicle Details
Experience power and luxury with this 2026 GMC Sierra 2500 Denali Ultimate 4WD, now available in Sedalia, MO. Equipped with a robust 6.6L V8 diesel engine, this heavy-duty pickup delivers commanding towing capability and confident performance for work or weekend adventures. The Denali Ultimate trim pairs premium comfort with advanced technology, offering refined leather seats and a spacious, driver-focused interior designed for long hauls. Stay connected and entertained on the road with Apple CarPlay and Android Auto integration, while Hands-Free Bluetooth ensures seamless calling and audio streaming. Safety-focused features include Lane Departure Warning to help maintain lane position and enhance driver confidence during highway travel. The 4WD system provides superior traction in varied conditions, making this GMC Sierra 2500 equally capable on job sites and in challenging weather. This GMC Sierra 2502 Denali Ultimate presents exceptional value and is priced to be the best in the region—competitive and ready for immediate delivery. Visit our Sedalia, MO location to inspect the vehicle, take a test drive, and experience the combination of diesel torque, premium amenities, and advanced safety technology firsthand. For drivers seeking a powerful, refined heavy-duty truck with modern connectivity and proven durability, this 2026 GMC Sierra 2500 Denali Ultimate is an outstanding choice. Contact us today for pricing and availability.

Equipment
This 3/4 ton pickup's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. See what's behind you with the back up camera on this 3/4 ton pickup. The GMC Sierra offers Apple CarPlay for seamless connectivity. The leather seats in this model are a must for buyers looking for comfort, durability, and style. Bluetooth technology is built into this model, keeping your hands on the steering wheel and your focus on the road. This vehicle's Lane Departure Warning helps keep you in your lane. It is pure luxury with a heated steering wheel. Start this 3/4 ton pickup from inside with remote start. This 3/4 ton pickup has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. The vehicle offers Android Auto for seamless smartphone integration. This vehicle has a V8, 6.6L high output engine. With the keyless entry system on it you can pop the trunk without dropping your bags from the store.