2026 GMC Yukon XL AT4 specs & colors

Sport Utility

Change trim

$79,600

Starting MSRP
Current listing price

2026 GMC Yukon XL AT4

Showing the 2026 GMC Yukon XL 4WD 4dr AT4

Shop Now

Key specs

4-door
7 seats
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
16 combined MPG
225.2" length, 76.5" height
Four Wheel Drive

Color options

Exterior

Moonstone Gray Metallic

Interior

Forest Storm with Mahogany Accents

Packages

AT4 Preferred Equipment Group

$0

Starting MSRP
- includes standard equipment

Specifications

Highlights

Engine Type: Gas V8
MPG: 14 City / 19 Hwy
Horsepower: 355 hp
305 hp
420 hp
Seating Capacity: 7

Brakes

Brake ABS System: 4-Wheel
Brake Type: Pwr
Rear Brake Rotor Diam x Thickness: 13.6 x 1.0 in
Drum - Rear (Yes or ): N/A
Disc - Front (Yes or ): Yes
Brake ABS System (Second Line): N/A
Disc - Rear (Yes or ): Yes
Front Brake Rotor Diam x Thickness: 13.5 x 1.2 in

Electrical

Maximum Alternator Capacity (amps): 220
Cold Cranking Amps @ 0° F (Primary): 730

Engine

Displacement: 5.3L/-TBD-
SAE Net Horsepower @ RPM: 355 @ 5600
Engine Type: Gas V8
SAE Net Torque @ RPM: 383 @ 4100
Transmission Options: 10-Speed A/T
A/T
MPG: 14 City / 19 Hwy
Total Cooling System Capacity: N/A

Measurements

Wheelbase: 134 in
Third Leg Room: 37 in
Length, Overall: 225 in
Rear Door Opening Height: N/A
Front Head Room: 42 in
Cargo Area Length @ Floor to Seat 2: N/A
Cargo Area Length @ Floor to Seat 1: N/A
Cargo Volume to Seat 2: 94 ft³
Second Shoulder Room: 65 in
Width, Max w/o mirrors: 81 in
Ext'd Cab Cargo Volume: N/A
Third Head Room: 38 in
Height, Overall: 77 in
Cargo Volume to Seat 1: 145 ft³
Cargo Area Length @ Floor to Seat 3: N/A
Cargo Volume: N/A
Overhang, Front: N/A
Passenger Capacity: 8
Step Up Height - Side: N/A
Cab to End of Frame: N/A
Side Door Opening Height: N/A
Length, Overall w/rear bumper: N/A
Ground Clearance, Rear: N/A
Cargo Volume to Seat 4: N/A
Overhang, Rear w/o bumper: N/A
Second Head Room: 39 in
Cargo Box Width @ Floor: N/A
Ground Clearance, Front: N/A
Second Hip Room: 61 in
Third Shoulder Room: 63 in
Cargo Box (Area) Height: N/A
Side Door Opening Width: N/A
Cargo Area Width @ Beltline: N/A
Tailgate Width: N/A
Cargo Area Length @ Floor to Console: N/A
Front Leg Room: 45 in
Cargo Volume to Seat 3: 42 ft³
Ground to Top of Load Floor: N/A
Step Up Height - Front: N/A
Third Hip Room: 49 in
Rear Door Opening Width: N/A
Cargo Box Width @ Top, Rear: N/A
Second Leg Room: 42 in
Front Shoulder Room: 66 in
Cargo Box Width @ Wheelhousings: 50 in
Front Hip Room: 62 in

Safety

Navigation System: Standard
Lane Departure Warning: Standard
Rear Cross Traffic Alert: Standard
Third Row Seating: Standard
Automatic Parking: Standard
Brake Assist: Standard

Steering

Turning Diameter - Wall to Wall: N/A
Turning Diameter - Curb to Curb: 43 ft
Steering Ratio (:1), Overall: N/A
Steering Type: Pwr Rack & Pinion

Suspension

Suspension Type - Front: Coil-Over Shock
Axle Type - Rear: Semi-Floating
Axle Type - Front: Independent
Suspension Type - Rear: Multi-Link

Tires & Wheels

Front Tire Size: 275/60R20SL
Front Wheel Material: Aluminum
Rear Wheel Size: 20 x 9 in
Rear Wheel Material: Aluminum
Spare Tire Size: P265/70R17
Spare Wheel Size: 17 x -TBD- in
Front Wheel Size: 20 x 9 in
Spare Wheel Material: Steel
Rear Tire Size: 275/60R20SL

Weight & Capacity

Option Weight - Rear: 0 lbs
Gross Vehicle Weight Rating: 7,700 lbs
As Spec'd Curb Weight: 5,723 lbs
Maximum Trailering Capacity: 8,000 lbs
Maximum Payload Capacity: 1,977 lbs
Dead Weight Hitch - Max Tongue Wt.: 500 lbs
Dead Weight Hitch - Max Trailer Wt.: 5,000 lbs
As Spec'd Payload: 1,977 lbs
Wt Distributing Hitch - Max Tongue Wt.: 750 lbs
Curb Weight - Front: 3,001 lbs
Gross Combined Wt Rating: 14,000 lbs
Total Option Weight: 0 lbs
Fifth Wheel Hitch - Max Tongue Wt.: N/A
Fuel Tank Capacity, Approx: 28 gal
Option Weight - Front: 0 lbs
Curb Weight: 5,723 lbs
Curb Weight - Rear: 2,722 lbs
Gross Axle Weight Rating: 8,100 lbs
Fifth Wheel Hitch - Max Trailer Wt.: N/A
Wt Distributing Hitch - Max Trailer Wt.: 7,500 lbs
Aux Fuel Tank Capacity, Approx: N/A
Base Curb Weight: N/A

Compare trims

2026 GMC Yukon XL AT4

Wondering which trim is right for you?

Our 2026 GMC Yukon XL trim comparison will help you decide.