2024 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L V8

2024 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L V8

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Exterior Colors:

  • Year 2024
  • Make GMC
  • Model Sierra 2500 HD AT4
  • Engine 6.6L V8 Gas
2024 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L V8

2024 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L V8

2024 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L V8

Features may include:

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.

  • HEATED AND VENTILATED FRONT LEATHER SEATING SURFACES

Travel comfortably no matter where the action leads you.

EXTERIOR

Stand out with a bold, heroic design and ruggedly functional enhancements.

  • REDESIGNED AT4 GRILLE AND FRONT FASCIA

Stand out with a bold, heroic front end design.

  • 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.

  • SPRAY-ON BEDLINER WITH LOGO

Help protect the bed and enhance its style with durable cargo bed protection.

TECHNOLOGY

Sierra Heavy Duty’s available massive customizable screens and advanced tech help keep you informed and in command.

  • CONFIDENCE

Sierra Heavy Duty offers advanced tech such as up to 14 available camera views to help you confidently pull your world.

  • 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.

  • 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.

CAPABILITY

Serious adventure-ready hardware meets premium on-road comfort and world-class towing power.

  • OUT THERE

Sierra HD AT4’s HDNA is ready to take on off-road challenges out there beyond the boundaries.

  • 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.

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:

Engine

Engine 6.6L V8 Gas
Engine Power 401 hp [299 kW] @ 5200 rpm
Engine Torque 464 lb-ft of torque [629 N-m] @ 4000 rpm

Drivetrain

Transmission Allison® 10-speed automatic

Brakes

Brake System Type 4-wheel antilock disc

Wheels & Tires

Wheels 20" High Gloss black aluminum 8-spoke
Front Tire 20" LT275/65R20 all-terrain, blackwall
Rear Tire 20" LT275/65R20 all-terrain, blackwall

Dimensions

Wheelbase 159.00 in
Overall Length 250.75 in
Width Max w/o mirrors: 81.85 in
Overall Height 79.82 in
Ground Clearance Front: 10.12 in | Rear: 10.12 in

Capacities

Fuel Capacity 36.0 gal
Seating Capacity 6
Volume Cargo: 69.50 ft³

Electric

Alternator 170-amp

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