2026 GMC Sierra 1500 Double Cab specifications

Body

  • Generic Type: Truck
  • Roof Type: Fixed
  • Rear Roof Profile: Bed
  • No Side Doors: 4

Brakes

  • Front Brakes - Type: Disc
  • Rear Brakes - Type: Disc
  • ABS: Std
  • Stability Control: Std

Cargo Area

  • Length at Floor: 79.4 in ( 2018 mm )
  • Minimum Width at Floor: 50.6 in ( 1286 mm )
  • Maximum Width at Floor: 71.4 in ( 1814 mm )

Chassis

  • Chassis Type: Body-on-Frame
  • Engine Layout: Longitudinal
  • Engine Position: Front

Driveline

  • Driven Wheels: AWD

Energy Storage

  • Fuel Capacity (gallons): 24 gal

Engine

  • Configuration: I
  • Cylinders: 4
  • Fuel Type: Gasoline
  • Forced Induction: Turbocharged
  • Displacement: 2.7 l
  • Max. Power: 310 bhp
  • Max. Power @RPM: 5600
  • Max. Torque: 430 lbft
  • Max. Torque @RPM: 3000

Exterior Dimensions

  • Curb Weight: 4950 lb
  • Wheelbase: 147.4 in ( 3745 mm )
  • Height - Body: 75.6 in ( 1921 mm )
  • Width - Body: 81.2 in ( 2063 mm )
  • Length: 231.9 in ( 5891 mm )
  • Ground Clearance: 8.3 in ( 210 mm )

Fuel Economy

  • EPA City (mpg): 17
  • EPA Hwy (mpg): 19
  • EPA Combined (MPG): 18
  • Gas Guzzler Tax:

Interior Dimensions

  • Head Room - 1st Row: 43.0 in ( 1093 mm )
  • Head Room - 2nd Row: 39.9 in ( 1013 mm )
  • Shlder Room - 1st Row: 66.0 in ( 1677 mm )
  • Shlder Room - 2nd Row: 64.9 in ( 1648 mm )
  • Hip Room - 1st Row: 61.2 in ( 1554 mm )
  • Hip Room - 2nd Row: 60.2 in ( 1530 mm )
  • Leg Room - 1st Row: 44.5 in ( 1131 mm )
  • Leg Room - 2nd Row: 35.2 in ( 895 mm )

Powertrain

  • Powertrain: Internal Combustion

Seating

  • Rows of Seats: 2
  • Max. Passenger Capacity: 6

Suspension

  • Front Suspension - Type: Independent
  • Rear Suspension - Type: Solid axle

Transmission

  • Transmission Type: Automatic
  • Forward Gears: 8

Utility

  • Cargo Access: Tailgate
  • Gross Vehicle Weight Rating: 7000 lb