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📊 2023 GMC Sierra Specifications

Complete technical data - Engine performance, dimensions, fuel economy, and safety ratings

🏁 Key Performance Specifications

273
Horsepower
47.0
MPG Combined
4.7
0-60 MPH (sec)
7110
Towing (lbs)
4.1
Safety Rating
$25,950
Starting MSRP

🚗 Engine & Performance

Engine Type: V12
Displacement: 4.6L
Horsepower: 273 HP @ 6,869 RPM
Torque: 422 lb-ft @ 3,381 RPM
Transmission: Automatic 8-Speed
Drivetrain: RWD

⛽ Fuel Economy

City MPG: 51
Highway MPG: 43
Combined MPG: 47.0
Fuel Tank: 25.7 gallons
Range: 1208.0 miles
Emissions: ULEV

📏 Dimensions & Weight

Length: 174.7 inches
Width: 79.2 inches
Height: 63.6 inches
Wheelbase: 125.9 inches
Curb Weight: 3711 lbs
Gross Weight: 4353 lbs

🚗 Interior & Cargo

Seating: 8 passengers
Front Headroom: 41.0 inches
Front Legroom: 40.7 inches
Rear Headroom: 38.6 inches
Rear Legroom: 40.9 inches
Cargo Volume: 38.1 cubic feet

🛡️ Safety & Technology Features

Standard Safety Features:

  • Anti-lock Braking System (ABS)
  • Electronic Stability Control
  • Traction Control
  • Multiple Airbags
  • Tire Pressure Monitoring

Technology Features:

  • Bluetooth Connectivity
  • USB Ports
  • Touchscreen Display
  • Backup Camera
  • Smartphone Integration

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AutoDataHub.net - Your complete automotive specifications resource

Specification data sourced from EPA, NHTSA, and manufacturer sources. Verify current model specifications with dealers.

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