2020 GMC Sierra 3500HD AT4 Specs

Overview
Select configuration:
$0
Starting Price (MSRP)
$0
Invoice
Engine
V8 Gas
Transmission
6-Speed Automatic
Drivetrain
Four wheel drive
Fuel Economy
City: TBC
Hwy: TBC

Dimensions

  • Height:
    79 inches
  • Max width:
    81 inches
  • Wheelbase:
    158 inches

Interior Colors And Materials

Optional Interior Materials:
Jet Black with Kalahari accents, Perforated leather-appointed seat trim

Interior

  • Seating Capacity
    5 seater

Interior Space

  • Front Seat Leg Room:
    44 inches
  • Front Seat Head Room:
    43 inches
  • Front Seat Shoulder Room:
    66 inches
  • Front Seat Hip Room:
    61 inches
  • Rear Seat Leg Room:
    43 inches
  • Rear Seat Head Room:
    40 inches
  • Rear Seat Shoulder Room:
    65 inches
  • Rear Seat Hip Room:
    60 inches

Performance

  • Engine
    V8 Gas
  • Transmission
    6-Speed Automatic
  • Drivetrain
    Four wheel drive
  • Horsepower @ RPM:
    401 hp
    @ 5200 rpm
  • Torque @ RPM:
    464 lb-ft
    @ 4000 rpm

Fuel Efficiency

  • Fuel Tank Capacity
    36 gallons

Suspensions And Tires

Wheels and Tires
  • Front Tire:
    LT275/70R18
  • Rear Tire:
    LT275/70R18
  • Spare Tire:
    LT275/70R18
Suspension Type
  • Steering Type:
    Pwr Recirculating Ball
Turining Diameter
  • Curb to Curb:
    52 ft