2026 GMC Yukon XL AT4
Specifications, live market data, colors, and factory features.
719 for sale right now
$75,619 – $113,430
Specifications
355
Horsepower
383
lb-ft Torque
16
MPG Combined
8
Seats
$80k
Base MSRP
Performance
- Engine
- 5.3L V8 L84
- Horsepower
- 355 hp
- Torque
- 383 lb-ft
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
Fuel & Efficiency
- Fuel
- Gasoline
- MPG City
- 14 mpg
- MPG Highway
- 19 mpg
- MPG Combined
- 16 mpg
- Fuel Tank
- 28 gal
Dimensions
- Length
- 225.2″
- Width
- 81″
- Height
- 76.5″
- Wheelbase
- 134″
- Curb Weight
- 5,966 lbs
- Cargo Volume
- 144.5 cu ft
Body & Practicality
- Body Style
- SUV
- Doors
- 4
- Seating
- 8
- Base MSRP
- $79,600
Colors
Factory colors on 2026 GMC Yukon XL AT4s for sale now.
Exterior
- Onyx Black(black)90
- Summit White(white)85
- Sterling Metallic(silver)25
- Sterling(silver)13
- Volcanic Red Tintcoat(red)11
- Titanium Rush Metallic(silver)11
- Volcanic Red(red)10
- Gray5
- Midnight Pine5
- Titainium(gray)2
Interior
- Forest Storm w/Mahogany Accents(gray)149
- Storm(gray)101
- Forest Storm With Mahogany Accents(gray)11
- Forest Storm with Mahogany Accents(gray)4
- Forest Storm With Mahogany Accents Perforated Leather Seating Su(gray)1
Live Market Data
Computed from active 2026 GMC Yukon XL AT4 listings nationwide, updated continuously.
For sale now719
Median price$89,587
Average price$88,930
Price range$75,619 – $113,430
Median vs. MSRP+$9,987
Avg. days on market53
Avg. mileage783 mi
New / Used462 / 38
Price Distribution
Price vs. Mileage
Latest AT4 Listings
The newest 2026 GMC Yukon XL AT4s on the market.
View New 2026 GMC Yukon XL listing
0 mi
New 2026 GMC Yukon XL
AT4
$96,317
MSRP: $97,8751.6% off
Est. $1,386/mo*
3 days at this dealer
SilverGray
Zimbrick Buick GMC Eastside
Madison, WI
View New 2026 GMC Yukon XL listing
3 mi
New 2026 GMC Yukon XL
AT4
$97,308
MSRP: $98,5091.2% off
Est. $1,400/mo*
Brown
View Used 2026 GMC Yukon XL listing
3,395 mi
Used 2026 GMC Yukon XL
AT4
$83,197
Est. $1,199/mo*
11 days at this dealer
Onyx BlackStorm
Hurd Auto Mall
Johnston, RI
View Used 2026 GMC Yukon XL listing
7,657 mi
Used 2026 GMC Yukon XL
AT4
$87,625
Est. $1,262/mo*
13 days at this dealer
White
Pee Wee Crays Fairly Reliable Used Cars
Weatherford, TX
View New 2026 GMC Yukon XL listing
0 mi
New 2026 GMC Yukon XL
AT4
$96,644
Est. $1,391/mo*
13 days at this dealer
WhiteBrown
Jim Curley Buick GMC
Lakewood, NJ
View New 2026 GMC Yukon XL listing
2 mi
New 2026 GMC Yukon XL
AT4
$86,812
MSRP: $88,4001.8% off
Est. $1,251/mo*
13 days at this dealer
Onyx BlackStorm
Stew Hansen Buick GMC
Clive, IA
View Used 2026 GMC Yukon XL listing
12,879 mi
Used 2026 GMC Yukon XL
AT4
$79,402
Est. $1,145/mo*
15 days at this dealer
Summit WhiteGray
Leman's Chevy City
Bloomington, IL
View Used 2026 GMC Yukon XL listing
13,318 mi
Used 2026 GMC Yukon XL
AT4
$81,214
Est. $1,171/mo*
16 days at this dealer
SilverBrown
Triple Crown Ford Lincoln
Stephenville, TX
What's Yours
Worth?
The median 2026 GMC Yukon XL AT4 lists for $89,587 today.
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Factory Features
Standard equipment from the window sticker, reviewed for accuracy.
Comfort & Convenience
- Keyless Open and Start
- Remote vehicle start
- Proximity key with push-button start
- Power-programmable liftgate
- Hands-free liftgate
- Memory settings for driver
- Power-folding third-row seats
- Second-row power-release seats
- Sunroof / panoramic power sunroof (only if standard)
- Rear seat media system (only if standard)
- Illuminated entry
- Cargo net / tie-downs
Driver Assistance
- Super Cruise (availability/year-dependent; verify if standard on AT4)
- Enhanced Automatic Emergency Braking
- Forward Collision Alert
- Front Pedestrian and Bicyclist Braking
- Blind Zone Steering Assist
- Lane Keep Assist with Lane Departure Warning
- Intersection Automatic Emergency Braking
- Side Bicyclist Alert
- Adaptive Cruise Control
- Automatic Parking Assist
- Rear Camera Mirror (if standard on trim)
- Head-Up Display (if standard on trim)
Entertainment
- Google built-in (Google Assistant, Google Maps, Google Play)
- 13.4-inch diagonal GMC Premium Infotainment System with navigation
- 15-inch diagonal multi-color head-up display (if standard)
- Bose premium audio system
- Wireless Apple CarPlay and Android Auto capability
- Bluetooth streaming audio
- Wi-Fi hotspot capable
- Multiple USB data ports
- SiriusXM capable
- HD Radio
- Rear-seat entertainment (only if standard on AT4)
Exterior
- AT4-specific grille and badging
- Darkened exterior trim
- Unique AT4 front/rear bumpers
- Body-color door handles
- Power-retractable assist steps with perimeter lighting
- Hands-free power liftgate with emblem projection
- Deep-tinted glass
- Rain-sensing windshield wipers
- Heated power-adjustable outside mirrors with memory
- Driver-side auto-dimming outside mirror
- Power-folding mirrors
- LED headlamps
- LED daytime running lamps
- LED taillamps
- IntelliBeam auto high beams
- Front and rear splash guards
- Roof-mounted luggage rack side rails
- Rocker protection / AT4 underbody protection
Interior
- AT4-branded interior trim
- Perforated leather-appointed seating (AT4 materials)
- Heated and ventilated front seats
- Power driver seat with memory
- Power passenger seat
- Heated second-row outboard seats
- Power-release second-row bucket seats (configuration dependent)
- Third-row power-folding seats
- Heated steering wheel
- Leather-wrapped steering wheel
- Power-tilt/telescoping steering column
- Tri-zone automatic climate control
- Rear air conditioning
- Auto-dimming rearview mirror
- Universal Home Remote
- Power windows with express up/down
- Power door locks
- Carpeted floor mats
- All-weather floor liners (AT4)
- Cargo management features
- USB ports (front, second, and third row)
- Wireless phone charging
- 12-volt power outlets
- 120-volt power outlet
- Ambient interior lighting
Mechanical & Performance
- 10-speed automatic transmission
- 4WD with two-speed Autotrac transfer case
- Air ride adaptive suspension
- Magnetic Ride Control
- Electronic limited-slip differential
- Hill Descent Control
- Trailering equipment package (standard on AT4)
- Integrated trailer brake controller
- Hitch Guidance with Hitch View
- Trailer Side Blind Zone Alert
- Max trailering capacity up to 8,000 lbs (engine-dependent)
- 5.3L V8 engine (standard; 6.2L available)
- Active Fuel Management / Dynamic Fuel Management
- Auto stop/start
- External engine oil cooler
- External transmission oil cooler
- Heavy-duty locking rear differential (or eLSD as equipped)
- Skid plates
- Red recovery hooks
- High-capacity air cleaner
- Unique AT4 suspension tuning
- 20-inch wheels (AT4 standard)
- All-terrain tires
Safety & Security
- 8 airbags (or current standard airbag suite)
- StabiliTrak electronic stability control with Proactive Roll Avoidance
- Traction control
- 4-wheel antilock disc brakes
- Tire pressure monitoring system
- Teen Driver technology
- LATCH system
- OnStar and connected services capable
- Theft-deterrent system
- HD Surround Vision
- Rear Pedestrian Alert
- Rear Cross Traffic Braking
- Safety Alert Seat
- Following Distance Indicator
- Seat belt pretensioners
Warranty
- 3-year/36,000-mile bumper-to-bumper limited warranty
- 5-year/60,000-mile powertrain limited warranty
- 5-year/60,000-mile roadside assistance
- 3-year/36,000-mile courtesy transportation
- 6-year/100,000-mile rust-through corrosion warranty (as published for GMC)