2023 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L Duramax

2023 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L Duramax

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Exterior Colors:

  • Year 2023
  • Make GMC
  • Model Sierra 2500 HD AT4
  • Engine 6.6L Duramax Turbo-Diesel V8 engine
2023 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L Duramax

2023 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L Duramax

2023 GMC Sierra 2500 HD AT4 4WD Crew Cab, Standard Bed_6.6L Duramax

Features may include:

HIGH-TECH CAPABILITY
  • Available Auto Electric Parking Brake
  • Park Grade Hold Assist
  • Available Digital Variable Steering Assist
  • Available 2-Speed Autotrac® Transfer Case
  • Available Traction Select with Tow/Haul & Off-Road Mode
OFF-ROAD SUSPENSION WITH RANCHO® SHOCKS AND SKID PLATES
  • Twin-Tube Rancho shocks provide dampening when off-road
  • Skid plates add underbody protection
  • Eaton® locking rear differential helps give traction for rugged terrain
HIGH-STRENGTH CHASSIS AND SUSPENSION
  • Chassis and suspension are built upon a fully boxed, ladder-type frame
  • Built from high-strength steel using front hydroformed rails
  • Clamshell design helps provide stability while towing and off-roading
EYE-CATCHING INTERIORS

A bold exterior calls for an interior that lives up to the same caliber. Whether you’re looking for rugged or refined, Sierra Heavy Duty has an interior colorway fit to match your style. Scroll through a few of its impressive interior options below.

Engine

Engine 6.6L Duramax Turbo-Diesel V8 engine
Engine Power 445 hp [332 kW] @ 2800 rpm
Engine Torque 910 b-ft. of torque [1220 Nm] @ 1600 rpm

Drivetrain

Transmission Allison® 10-speed automatic transmission

Brakes

Brake System Type 4-wheel antilock disc brakes

Wheels & Tires

Wheels 18" machined aluminum wheels with Dark Grey metallic accents
Front Tire 18" LT275/70R18E all-terrain, blackwall tires
Rear Tire 18" LT275/70R18E all-terrain, blackwall tires

Dimensions

Wheelbase 158.94 in
Overall Length 250.08 in
Width Max w/o mirrors: 81.85 in
Overall Height 79.82 in
Ground Clearance Front: 10.12 in | Rear: 10.12 in

Weights

GVWR 11,350 lbs
Gross Combined Weight Rating 24,000 lbs

Capacities

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

Electric

Alternator 220-amp alternator

Product Photography