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Dave Sinclair Buick GMC · St Louis, MO

2026 GMC Yukon XL AT4 Ultimate

3 miles · suv

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelYukon XL
TrimXL AT4 Ultimate
Stock numberT261636
Mileage3 miles
BodySport Utility Vehicle [SUV]
Engine6.2L V8 engine
Cylinders8
Displacement6.2L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
MPG14 city / 18 hwy
ExteriorOnyx Black
InteriorObsidian Rush With Red Accents, Full Grain Leather Seats
Towing7800

Vehicle description

Thank you for choosing Dave Sinclair Buick GMC This 2026 GMC Yukon XL AT4 Ultimate , has a Onyx Black exterior and a Obsidian Rush with Red Accents interior. Please call us at (314) 272-4060 and reference stock number T261636 for further details. WHY THIS VEHICLE? Preferred Equipment Group 4SG Driver Power Massage Seat Driver 2-Way Power Upper Shoulder Front Passenger 2-Way Power Upper Shoulder Front Passenger Power Massage Seat Power Release 2nd Row Bucket Seats 4-Way Power Driver Lumbar Seat Adjuster 4-Way Power Front Passenger Lumbar Seat Adjuster Power-Retractable Assist Steps Bright Front and Rear Door Sill Plates Dual-Pane Panoramic Power Sunroof 8 Diagonal Rear Touchscreen Climate Control Advanced Technology Package Body-Color Door Handles Hill Descent Control Heavy-Duty Air Filter Perforated Heated and Ventilated Driver and Front Passenger Seats 6.2L EcoTec3 V8 Engine Dual Exhaust System Power Tilt and Telescopic Steering Column 4-Spoke Leather-Wrapped Steering Wheel 2-Speed Electronic Autotrac Active Transfer Case 275/60R20SL AT BW Tires Front Skid Plate 20 X 9 Machined and Painted Wheels Sport Pedal Cover Kit Wheel Locks (set of 4) AutoSense Hands-Free Power Liftgate Red Horizontal-Mounted Recovery Hooks Bose 18-Speaker Surround with Centerpoint 15 Diagonal Multi-Color Head-Up Display Black Roof-Mounted Luggage Rack Side Rails Front High-Approach Angle Fascia Premium Capability Package with Active Response 4WD Magnetic Ride Control Suspension Safety and Security Hands-on cruise control. Set it and forget it. Road trips used to be stressful. Cruise control only managed speed, but not distance or safety. Now, with hands-on cruise control, simply set your desired speed and let sensor technology maintain a safe distance between you and surrounding vehicles. It slows you down; speeds you up and even keeps you in your own lane. Meet your ultimate co-pilot with hands-on cruise control. Hands-on cruise control. Set it and forget it. Road trips used to be stressful. Cruise control only managed speed, but not distance or safety. Now, with hands-on cruise control, simply set your desired speed and let sensor technology maintain a safe distance between you and surrounding vehicles. It slows you down; speeds you up and even keeps you in your own lane. Meet your ultimate co-pilot with hands-on cruise control. Hands-off cruise control with lane change Super Cruise hands-off cruise control with lane change Technology and Telematics Apple CarPlay/Android Auto smart device wireless mirroring EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, 6.2L ECOTEC3 V8, TRANSMISSION, 10-SPEED AUTOMATIC, REAR AXLE, 3.23 RATIO, WHEELS, 20 X 9 (50.8 CM X 22.9 CM) MACHINED AND PAINTED TALOS BRONZE METALLIC, ONYX BLACK, SEATS, FRONT BUCKET, OBSIDIAN RUSH WITH RED ACCENTS, FULL GRAIN LEATHER SEATS, AUDIO SYSTEM, 16.8 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM, LICENSE PLATE FRONT MOUNTING PACKAGE Please do not hesitate to contact us with any questions you may have. Our staff is happy to answer any and all inquiries in a timely fashion. We look forward to doing business with you!

Features & options (250)

  • Super Cruise
  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 3rd Row Seating
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Cooled Seats
  • Heated Seats
  • Keyless Entry
  • Leather Seats
  • Power Tailgate/Liftgate
  • Wi-Fi Hotspot
  • Emergency Brake Assist
  • Sunroof/Moonroof
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Forward Collision Warning
  • Navigation System
  • Parking Assistance
  • Rear View Camera
  • Tow Hitch/Tow Package
  • Automatic Climate Control
  • Entertainment System
  • 2nd Row Captain/Bucket Seat
  • Driver Power Massage Seat
  • Driver 2-Way Power Upper Shoulder
  • Front Passenger 2-Way Power Upper Shoulder
  • Front Passenger Power Massage Seat
  • Power Release 2nd Row Bucket Seats
  • 4-Way Power Driver Lumbar Seat Adjuster
  • 4-Way Power Front Passenger Lumbar Seat Adjuster
  • Power-Retractable Assist Steps
  • Bright Front and Rear Door Sill Plates
  • Dual-Pane Panoramic Power Sunroof
  • 8" Diagonal Rear Touchscreen Climate Control
  • Advanced Technology Package
  • Body-Color Door Handles
  • Hill Descent Control
  • Heavy-Duty Air Filter
  • Perforated Heated and Ventilated Driver and Front Passenger Seats
  • 6.2L EcoTec3 V8 Engine
  • Dual Exhaust System
  • Power Tilt and Telescopic Steering Column
  • 4-Spoke Leather-Wrapped Steering Wheel
  • 2-Speed Electronic Autotrac Active Transfer Case
  • 275/60R20SL AT BW Tires
  • Front Skid Plate
  • 20" X 9" Machined and Painted Wheels
  • Sport Pedal Cover Kit
  • Wheel Locks (set of 4)
  • AutoSense Hands-Free Power Liftgate
  • Red Horizontal-Mounted Recovery Hooks
  • Bose 18-Speaker Surround with Centerpoint
  • 15" Diagonal Multi-Color Head-Up Display
  • Black Roof-Mounted Luggage Rack Side Rails
  • Front High-Approach Angle Fascia
  • Premium Capability Package with Active Response 4WD
  • Magnetic Ride Control Suspension
  • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
  • 16.8" diagonal advanced color LCD display with Google built-in compatibility
  • Includes navigation capability
  • Connected apps, and personalized profiles for each driver's setting
  • Natural voice recognition and phone integration
  • High contrast display with local blacklight dimming
  • Includes climate and vehicle setting controls
  • SiriusXM with 360L Trial Subscription
  • Rear Seat Media System
  • Compatible with Bluetooth® headphones
  • May require additional optional equipment
  • 5G Wi-Fi hotspot capable
  • Wi-Fi Hotspot capable
  • Rear Camera Washer
  • Power-retractable assist steps with LED perimeter lighting
  • Textured step pads help provide secure footing
  • Extend from wheel well to wheel well
  • Retracts when not in use
  • LED tail lamps with animated lighting
  • Help improve visibility in low-light conditions
  • LED fog lamps
  • Help minimize glare in adverse driving conditions
  • Painted mirror caps
  • Body-color on Elevation, Denali and Denali Ultimate
  • Gloss Black on AT4 and AT4 Ultimate
  • Black roof-mounted side rails
  • Enhances the appearance of your vehicle
  • Deep-tinted glass
  • Tint on rear side windows and rear liftgate window
  • Spare tire carrier
  • Lockable winch-type, located under frame in rear
  • Body-color heated, driver-side auto-dimming power outside mirrors
  • Power-folding feature lets you fold the mirrors in
  • AutoSense Power Liftgate
  • AutoSense can be disabled or enabled utilizing the center touchscreen
  • Panoramic power sunroof
  • Tilts upwards for extra ventilation
  • Retracts into the roof
  • Dual panel glass
  • LED headlamps with animated lighting
  • Help improve down-the-road visibility in low-light conditions
  • 17" full-size spare steel wheel
  • Front fascia with high-approach angle
  • 20" all-terrain blackwall tires
  • P275/60R20
  • Acoustic laminated glass
  • Helps keep out traffic and road noises
  • Rainsense automatic wipers
  • Glass, driver and front passenger laminated front door window
  • 17" all-season blackwall spare tire
  • P265/70R17
  • Rear intermittent wiper
  • Variable-speed
  • Keeps your rear window clear to help enhance visibility
  • 20" machined and painted Talos Bronze Metallic wheels
  • Paired with all-terrain blackwall tires
  • Glass, windshield shade band
  • Front license plate bracket
  • Onyx Black
  • Assist handles
  • Front passenger A-pillar and second row outboard B-pillar
  • Driver and front passenger 2-way power upper shoulder and 2-way power back bolster seats
  • Front console USB ports
  • 2 type-A and C, charge and data
  • Located on front console
  • You can always override the feature and take control
  • Power door locks
  • Programmable
  • Heated driver and front passenger seats
  • Individually controlled
  • Driver and front passenger visors with illuminated mirrors
  • Include covered mirrors
  • Extendable for enhanced shading coverage
  • Power-sliding center console
  • Includes manual sliding armrest
  • Rear window defogger
  • Rear Camera Mirror
  • The feature also allows brightness, vertical tilt and zoom adjustments
  • Interior lighting
  • Dome light
  • Map lights in front and second row seat positions
  • Universal Home Remote
  • Power windows with front passenger express-up/down
  • Steering-wheel mounted controls
  • Glass breakage sensor
  • Steering column lock
  • 4-way power driver and front passenger lumbar control
  • Carpeted floor covering
  • Color-keyed
  • Seat trim, Full Grain Leather
  • Keyless Open
  • Lockout protection helps you avoid locking keys in the vehicle
  • Content theft-deterrent system
  • Helps deter potential break-in or theft
  • Seat, front passenger power massage
  • Power 60/40 split-folding third row bench seat
  • Split-folding feature allows each side to fold flat independently
  • Operate power from the overhead console or the cargo area
  • Heated second row outboard seats
  • Passengers have their own controls to set the perfect temperature
  • Power driver and front passenger massage
  • Switch the optional massage feature on and off
  • Carpeted floor mats
  • Removable color-keyed floor mats for first and second rows
  • Front bucket seats
  • Interior Camera
  • Requires a future software update
  • Safety Alert Seat
  • You can also switch to beeping crash avoidance alerts
  • Interior movement sensor
  • Activates the alarm when it senses unauthorized entry or movement
  • Rear air conditioning
  • Overhead assist handles
  • Driver and front passenger, located in headliner
  • Inclination sensor
  • Designed to enhance the interior appearance of your vehicle
  • Brushed, polished metal with raised rubber traction surfaces
  • Includes covers for accelerator and brake pedal
  • 15" diagonal multicolor Head-Up Display
  • Can display directions and other vehicle information
  • Third row USB ports
  • 2 type-C, charge-only
  • Located in the outboard seating areas, above the cup holders
  • 11" diagonal color Driver Information Center
  • High-contrast display with local backlight dimming
  • Power windows with driver express-up/down
  • Seat, front passenger 2-way power upper shoulder and 2-way power back bolster
  • Heated and ventilated driver and front passenger seats
  • Super Cruise, advanced driver assistance technology
  • Allows hands-free driving on compatible roads
  • Includes 3 years of OnStar One with Super Cruise upgrade
  • 8-way power driver and front passenger seat adjusters
  • Forward and back
  • Up and down
  • Tilt seat cushion back and upright
  • Recline seatback up and down
  • Warning tones
  • Display, automatic occupant sensing
  • Located on back of center console
  • Includes heated seat controls on AT4 Ultimate and Denali Ultimate
  • Leather-wrapped steering wheel
  • 4-spoke steering wheel offers a secure, comfortable grip
  • Seat adjuster, front passenger 8-way power
  • Smart Trailer Integration Indicator
  • Monitor and control a range of smart trailering features
  • Seat adjuster, front passenger 4-way power
  • Cabin Air Filter
  • Helps keep your cabin air fresh from dust and particulates
  • 120-volt power outlets
  • Power-release second row bucket seats
  • Bright sill plates
  • Front and rear doors
  • AT4 and AT4 Ultimate include branded sill plates
  • Denali and Denali Ultimate include branded sill plates
  • Power tilt and telescoping steering column
  • Use the driver memory to save and recall memory settings
  • Provides extra comfort when entering or exiting the vehicle
  • Memory settings
  • Uses induction technology for portable electronic devices
  • Conveniently charge your phone while driving
  • Located below the instrument panel
  • Power windows with rear express-down
  • Quickly lowers the window with the touch of a button
  • Tri-zone automatic climate control
  • Obsidian Rush with Red Accents, Full grain leather seats (Interior color has lighter/darker two-tone effect.)
  • Adaptive Air Ride suspension
  • Delivers automatic load-leveling
  • Autotrac 2-speed transfer case
  • Automatically engages 4WD until traction is regained
  • Suspension, rear multi-link with coil springs
  • Red recovery hooks
  • Two front horizontal frame-mounted
  • Suspension, front coil-over-shock with stabilizer bar
  • Steering, power
  • Integrated trailer brake controller
  • Automatic Stop/Start disable button
  • 4-wheel drive
  • Heavy-duty 730 cold-cranking amps battery
  • Maintenance-free with rundown protection and retained accessory power
  • Mechanical jack with tools
  • 3.23 rear axle ratio
  • 220-amp alternator
  • Electronic Limited-Slip Differential (eLSD)
  • Trailering equipment
  • Trailering hitch platform
  • 2" trailering receiver
  • Magnetic Ride Control
  • Enhances traction and allows more precise steering
  • Dual-outlet exhaust

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 50 miles of St Louis, Missouri
Asking price$93,869Dealer asking price · 3 mi
Market value$96,190Market value · based on 5 comparable cars
vs. market Fair price-2.4%Fair price · based on 5 comparable cars

Where this price sits

Among the lowest-priced · 60% of 5 similar listings ask more than this car.

$93,869lowest$102,625highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-2.4%
−25%Market value+25%
Fair price$2,321 below the market value of $96,190

Price range

$93,869
$93,869$102,625
Lowest price of 6 similar listings within 50 milesTick marks the market value · range of 5 similar listings

AutosXchange Insights

  • Compared with 5 new 2026–2027 GMC Yukon XL AT4 Ultimate listings within 50 mi.
  • Priced $2,321 below the market value of 5 comparable cars.
  • Lowest price of 6 similar listings within 50 miles.
  • About 3 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # T261636 — 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. No price change at this dealership since Nov 6 ($93,869).

$93.6k$93.7k$93.8k$93.9k$94.0k$94.1kNov 6Nov 8Nov 9Nov 11Nov 12Nov 13

Market activity: 2026 GMC Yukon XL prices in the Midwest: 32.8% of listings cut in 48 hours

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

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 2026–2027 Yukon XL AT4 Ultimate · new · within 50 miles of St Louis, Missouri. All 5 comparable cars for sale, nearest first.

More GMC Yukon near St Louis

All years and trims. Nearest first.