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Vehicles shown throughout with an accessory(ies) from an independent supplier, which are not warranted by GM or its dealers. GM is not responsible for the safety or quality of independent supplier accessories. Any warranty is provided by the accessory manufacturer.
AT4 STARTING AT
$71,600*
AVAILABLE TOW UP TO
21,300 LBS.*
KEY FEATURES
EXCLUSIVE ON AT4X
FACTORY-INSTALLED 1.5" SUSPENSION LIFT
EXCLUSIVE ON AT4X
MULTIMATIC® DSSV DAMPERS
STANDARD ON AT4
OFF-ROAD SUSPENSION WITH RANCHO® SHOCKS
EXCLUSIVE ON AT4X
35" GOODYEAR® TERRITORY MT TIRES
EXCLUSIVE ON AT4X
OBSIDIAN RUSH INTERIOR WITH FULL-GRAIN LEATHER SEATING
STANDARD ON AT4 & AT4X
13.4" DIAGONAL TOUCHSCREEN
EXPLORE GMC SIERRA HD AT4 & AT4X TRIMS
As Shown $71,600
AT4
STARTING AT
$71,600*
21,300 LBS.*
KEY STANDARD FEATURES
- Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
- Exclusive 20" gloss-black aluminum wheels with available BFGoodrich® off-road tires
- Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
- Up to 14 available camera views
* with HD Surround Vision* - Adaptive Cruise Control
* with trailering*
KEY AVAILABLE FEATURES
- 15" diagonal Head-Up Display
* with off-road inclinometer
As Shown $84,345
AT4X*
STARTING AT
$83,700*
18,500 LBS.*
INCLUDES AT4 KEY STANDARD FEATURES, PLUS ADDS OR SUBSTITUTES
- Factory-installed 1.5" suspension lift, Multimatic DSSV dampers, rear electronic-locking differential, larger steel transfer case skid plate and front aluminum skid plate
- 35" Goodyear Territory MT tires
- 16-way heated and ventilated power front seats with massage feature
- Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents and authentic Vanta ash wood
KEY AVAILABLE FEATURES
- AT4X AEV Edition featuring stamped steel bumpers, steering gear and transfer case skid plates, and 18" Salta gloss-black wheels
- Duramax® 6.6L Turbo-Diesel V8 engine with 10-speed automatic transmission
SIERRA HD AT4X AEV EDITION
Equipped by off-road recreational driving and overland adventure travel experts American Expedition Vehicles (AEV®), this off-road pickup is engineered for the roughest terrain.
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AEV STAMPED-STEEL BUMPERS
AEV heavy-duty, stamped-steel, powder-coated front and rear bumpers offer added protection while summiting boulders and rough terrain.
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AEV STAMPED-STEEL SKID PLATES
Rugged underbody protection with stamped-steel skid plates helps keep vital components such as the steering gear and the transfer case protected from ruts, rocks, stumps and other challenges of the trail.
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AEV 18" SALTA® WHEELS
AEV racing-inspired Salta wheels with a 16-spoke design add to the AEV Edition’s rugged good looks.
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AEV EMBROIDERED FRONT HEAD RESTRAINTS
The heavy-duty off-road truck is accented with exclusive AEV embroidered badging on the front head restraints.
VIEW DETAILS
AT4X VS. AT4X AEV
AT4X
AT4X AEV
GROUND CLEARANCE
11.6"
11.8"
APPROACH ANGLE
31.6°
29.8°
BREAKOVER ANGLE
21.2°
22.6°
DEPARTURE ANGLE
25.7°
25.7°
CAPABILITY
Adventure-ready hardware meets impressive power.
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AT4 OFF-ROAD READINESS
The AT4 off-road work truck features an off-road suspension with twin-tube Rancho shocks, skid plates and Hill Descent Control, which uses antilock braking to help you maintain control.
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AT4X OFF-ROAD PROWESS
The AT4X off-road truck is prepared for the challenges of the trail with ground clearance of 11.6 inches, an approach angle of 31.6 degrees and a 25.7-degree departure angle.
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MULTIMATIC DSSV DAMPERS
Available AT4X-exclusive Multimatic DSSV dampers are high-performance shock absorbers that can provide premium balance for comfort and handling in rugged off-road situations.
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REAR ELECTRONIC-LOCKING DIFFERENTIAL
Tackle tough terrain with a rear electronic-locking differential on AT4X, which assures both wheels will spin together to help keep traction in off-road situations where one wheel is off the ground or on a low-traction surface.
EXTERIOR
Boldly designed and ruggedly equipped.
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AT4 GRILLE
Stand out with AT4’s bold front-facing exterior design and LED projector headlamps with animated sequences.
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AT4X EXTERIOR
35" Goodyear Territory MT tires and a factory-installed 1.5" suspension lift on Sierra HD AT4X and AT4X AEV Edition provide serious traction and clearance.
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20" AT4 WHEELS
Sierra HD AT4’s 20" gloss-black aluminum wheels with available BFGoodrich off-road tires are made for rough trails.
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SPRAY-ON BEDLINER
Help protect the bed and enhance its style with durable cargo bed protection featuring a GMC logo.
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POWER-RETRACTABLE ASSIST STEPS
This available feature includes LED perimeter lighting to help illuminate the way as you enter or exit.
INTERIOR
Take on the world in comfort and control.
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AT4 INTERIOR
AT4’s Jet Black interior with Kalahari accents features heated and ventilated front seats with leather seating surfaces, and a wrapped heated steering wheel.
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AT4X-EXCLUSIVE OBSIDIAN RUSH INTERIOR
AT4X’s interior features authentic Vanta Ash wood, and seats include bold red and white double-needle stitching for athletic character.
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POWER FRONT SEATS WITH MASSAGING FEATURE
Experience serious comfort in Sierra HD AT4X’s best-in-class
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PREMIUM ALL-WEATHER FLOOR LINERS
Help protect your interior with available floor liners with removable carpet inserts.
TECHNOLOGY
Keep informed and in command.
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13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM*
The color touchscreen with Google built-in
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12.3" DIAGONAL COLOR DRIVER INFORMATION CENTER
Sierra HD features a driver-focused display that puts information front, center and easily visible in high-resolution clarity.
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WIRELESS COMPATIBILITY
Connect your compatible smartphone to access a more integrated in-vehicle experience with Apple CarPlay®
SAFETY
Go forth with added confidence.
SPEC HIGHLIGHTS
The Sierra 2500 HD AT4 off-road work truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
21,190 lbs.
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.
MAX AVAILABLE GCWR
30,000 lbs.
GROUND CLEARANCE
10.1"
WHEELBASE
159.0"–172.0"
CARGO VOLUME
69.5–83.5 cu. ft.
OVERALL VEHICLE LENGTH
250.8"–266.8"
MAX AVAILABLE PAYLOAD
3,524 lbs.
The Sierra 3500 Heavy Duty off-road truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed. Single Rear Wheel only.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
21,300 lbs.
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.
MAX AVAILABLE GCWR
30,000 lbs.
GROUND CLEARANCE
11.1"–11.2"
WHEELBASE
159.0"–172.0"
CARGO VOLUME
69.5–83.5 cu. ft.
OVERALL VEHICLE LENGTH
250.8"–266.8"
MAX AVAILABLE PAYLOAD
4,127 lbs.
The Sierra 2500 HD AT4X off-road truck comes in a 4WD Crew Cab model with a 6' 9" standard bed. Single Rear Wheel only.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
18,000 lbs.
MAX AVAILABLE CONVENTIONAL TRAILERING
18,500 lbs.
MAX AVAILABLE GCWR
27,500 lbs.
GROUND CLEARANCE
11.6"
WHEELBASE
159.0"
CARGO VOLUME
69.5 cu. ft.
OVERALL VEHICLE LENGTH
250.8"–252.0"
MAX AVAILABLE PAYLOAD
3,304 lbs.
