2026 GMC Yukon XL AT4 specs & colors

Sport Utility

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$79,600

Starting MSRP
Current listing price

2026 GMC Yukon XL AT4

Showing the 2026 GMC Yukon XL 4WD 4dr AT4

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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

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

Electrical

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

Engine

Engine Type: Gas V8
Displacement: 5.3L/-TBD-
SAE Net Horsepower @ RPM: 355 @ 5600
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

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

Safety

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

Steering

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

Suspension

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

Tires & Wheels

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

Weight & Capacity

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

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2026 GMC Yukon XL AT4

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