2024 SIERRA HEAVY DUTY
AT4 AND THE FIRST EVER AT4X
KEY FEATURES
EXPLORE SIERRA HD AT4 & AT4X
As Shown $71,280†
AT4
STARTING AT $69,100†
Key Features:
- Standard 6.6L V8 Gas Engine With Allison® 10-Speed Automatic Transmission
- 13.4" Diagonal Center Touch-Screen, 12.3" Diagonal Digital Driver Information Center and Available Multicolor 15" Diagonal Head-Up Display With Off-Road Inclinometer
- Unique Jet Black Interior With Kalahari Accents and Heated and Ventilated Perforated Front Leather Seating Surfaces
- Standard 20" Gloss-Black Aluminum Wheels With Available BFGoodrich Off-Road Tires
- Off-Road Suspension Package With Twin-Tube Rancho® Shocks and Skid Plates
As Shown $82,445†
AT4X
STARTING AT $81,800†
AVAILABLE FALL 2023
Key Features:
- Standard 6.6L V8 Gas Engine With Allison® 10-Speed Automatic Transmission
- Multimatic™ DSSV Dampers
- Rear E-Locking Differential
- Heated and Ventilated 16-Way Power Front Seats With Massage Feature
- Obsidian Rush Interior Featuring Full-Grain Leather Seating With Technical-Grain Leather Accents and Authentic Vanta Ash Wood
- 12-Speaker Bose Premium Series With Centerpoint® Surround Sound
- 35" Goodyear® Territory MT Tires
- Factory-Installed 1.5" Suspension Lift
- Larger Steel Transfer Case Skid Plate and Front Aluminum Skid Plate
Due to current supply-chain shortages, certain features shown have limited or late availability, or are no longer available. See the window label or a dealer regarding the features on an individual vehicle.
AT4 COLORS
Due to current supply-chain shortages, certain features shown have limited or late availability, or are no longer available. See the window label or a dealer regarding the features on an individual vehicle.
INTERIOR
Sierra HD AT4 and AT4X’s rugged yet refined interiors offer premium materials and advanced technologies to help you take on the world in comfort and control.
AT4X shown. AT4X and AT4X AEV Edition models shown throughout are preproduction models. Actual production models may vary. Available fall 2023.
Available feature shown.
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INTERIOR UPGRADES
With its premium AT4 interior in Jet Black with Kalahari accents and wrapped heated streeting wheel, AT4 upgrades every adventure.
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HEATED AND VENTILATED FRONT LEATHER SEATING SURFACES
Travel comfortably no matter where the action leads you.
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EXCLUSIVE OBSIDIAN RUSH INTERIOR
Sierra HD AT4X’s exclusive Obsidian Rush interior is designed to let you tackle tough terrain in comfort and style. Which the bold details of the red and white double-needle stitching give the Sierra HD AT4X interior an athletic character.
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AUTHENTIC VANTA ASH WOOD
Sierra HD AT4X’s interior is enhanced with high-end materials and expert craftsmanship.
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BEST-IN-CLASS†
16-WAY POWER FRONT SEATS WITH MASSAGING FEATURE
Venture beyond the boundaries in serious comfort in Sierra HD AT4X.
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PREMIUM ALL-WEATHER FLOOR LINERS WITH REMOVABLE CARPET INSERTS
Help protect your interior with versatile available floor liners.
EXTERIOR
Stand out with a bold, heroic design and ruggedly functional enhancements.
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REDESIGNED AT4 GRILLE AND FRONT FASCIA
Stand out with a bold, heroic front end design.
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20" GLOSS-BLACK ALUMINUM WHEELS
Rugged and good-looking, Sierra HD AT4’s aluminum wheels with available BFGoodrich off-road tires are made for rough trails.
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SPRAY-ON BEDLINER WITH LOGO
Help protect the bed and enhance its style with durable cargo bed protection.
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NEW LED PROJECTOR HEADLAMPS AND SIGNATURE LIGHTING WITH ANIMATED SEQUENCES
New lighting enhances the bold exterior design of Sierra HD AT4 and AT4X.
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AVAILABLE POWER-RETRACTABLE ASSIST STEPS WITH LED PERIMETER LIGHTING
Help get the job done with available functional features.
FIRST EVER SIERRA HD AT4X AEV EDITION
Tame the untamed in the First Ever 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.
Available accessories shown.
AT4X vs. AT4X AEV
AT4X
GROUND CLEARANCE
11.6"
APPROACH ANGLE
31.6°
BREAKOVER ANGLE
21.2°
DEPARTURE ANGLE
25.7°
AT4X AEV
GROUND CLEARANCE
11.8"
APPROACH ANGLE
29.8°
BREAKOVER ANGLE
22.6°
DEPARTURE ANGLE
25.7°
TECHNOLOGY
Sierra Heavy Duty’s available massive customizable screens and advanced tech help keep you informed and in command.
AT4X shown.
CONFIDENCE
Sierra Heavy Duty offers advanced tech such as up to 14 available camera views to help you confidently pull your world.
Available features shown.
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13.4" DIAGONAL CENTER TOUCH-SCREEN—THE LARGEST IN ITS CLASS†
A 13.4" diagonal tablet-style touch-screen—the largest in its class†—is the customizable, high-tech centerpiece of the cabin.
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12.3" DIAGONAL DIGITAL DRIVER INFORMATION CENTER
Sierra Heavy Duty features a 12.3" diagonal digital Driver Information Center. Control and customize important vehicle, driving and infotainment content.
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NEXT-GENERATION GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT-IN†
With the next-generation GMC Infotainment System† and available Google built-in compatibility†, Sierra Heavy Duty offers a helpful, personalized and seamless way to enhance your in-vehicle experience.
Available accessories shown.
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AVAILABLE PROGRADE™ TRAILERING TECH
This advanced suite of intelligent technologies helps streamline the hitching and towing process with integrated tools that help enhance your sense of safety, confidence and visibility.
CAPABILITY
Serious adventure-ready hardware meets premium on-road comfort and world-class towing power.
Available accessories shown.
OUT THERE
Sierra HD AT4’s HDNA is ready to take on off-road challenges out there beyond the boundaries.
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ENHANCED 6.6L DURAMAX TURBO DIESEL V8 ENGINE WITH NEW TURBOCHARGER AND ALLISON®
10-SPEED TRANSMISSION
Sierra Heavy Duty’s world-class towing capability is enhanced for 2024 with an available 6.6L Duramax Turbo Diesel V8 engine and an all-new, more efficient turbocharger.
AT4X AEV Edition shown with available accessory winch.
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AVAILABLE FACTORY-INSTALLED 1.5" SUSPENSION LIFT
Sierra HD AT4X and AT4X AEV Edition are factory-lifted to provide the clearance you need to overcome off-road challenges.
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MULTIMATIC DSSV DAMPERS
Available AT4X-exclusive Multimatic™ DSSV dampers feature three separate spool valves to control damping and three connected chambers for fluid flow.
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REAR E-LOCKING DIFFERENTIAL
Tackle tough terrain with an available rear electronic-locking differential, which assures both wheels will spin together regardless of the amount of resistance to keep traction in the rough backcountry.
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AVAILABLE 35" GOODYEAR®
TERRITORY MT TIRES
Off-road tires offer serious traction for the trail or street.
SAFETY
SIERRA HD PRO SAFETY†
Every Sierra Heavy Duty includes active safety and driver-assistance technologies that help while driving and trailering. Sierra HD Pro Safety includes:
Forward Collision Alert
Following Distance Indicator
Front Pedestrian Braking
IntelliBeam
Lane Departure Warning
Buckle to Drive
Automatic Emergency Braking
SPEC HIGHLIGHTS
The Sierra 2500 HD AT4 pickup truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed.
MAX AVAILABLE CONVENTIONAL TRAILERING†
20,000 lbs.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING†
21,190 lbs.
MAX GCWR†
30,000 lbs.
GROUND CLEARANCE
10.1"
WHEELBASE
159.0"–172.0"
CARGO VOLUME
69.5–83.5 cu. ft.†
FRONT/REAR TREAD WIDTH
SRW:
68.4"/68.3"
MAX PAYLOAD†
3,859 lbs.
The Sierra 3500 HD AT4 pickup 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 CONVENTIONAL TRAILERING†
20,000 lbs.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING†
21,300 lbs.
MAX GCWR†
30,000 lbs.
GROUND CLEARANCE
11.1"–11.2"
WHEELBASE
159.0"–172.0"
CARGO VOLUME
69.5 – 83.5 cu. ft.†
FRONT/REAR TREAD WIDTH
SRW:
68.4"/68.3"
MAX PAYLOAD†
4,043 lbs.
The Sierra 2500 HD AT4X pickup truck comes in a 4WD Crew Cab model with a 6' 9" standard bed. Single Rear Wheel only.
MAX AVAILABLE CONVENTIONAL TRAILERING†
18,500 lbs.
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING†
18,000 lbs.
MAX GCWR†
27,500 lbs.
GROUND CLEARANCE
11.6"
WHEELBASE
159.0"
CARGO VOLUME
69.5 cu. ft.†
FRONT/REAR TREAD WIDTH
SRW:
69.4"/69.3"
MAX PAYLOAD†
3,291 lbs.
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Due to current supply-chain shortages, certain features shown have limited or late availability, or are no longer available. See the window label or a dealer regarding the features on an individual vehicle.
