2013 GMC Sierra 1500

2WD Ext Cab 143.5" Work Truck

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Specs & Performance


Engine Specifications

Engine Horsepower Torque
VORTEC 4.3L V6 MFI 195 @ 4600 RPM 260 @ 2800 RPM
Max Towing Capacity 4,400 lbs


Drivetrain Rear Wheel Drive
  • 4-Speed Automatic, Electronically Controlled

MPG (Miles Per Gallon)

Fuel Tank Capacity, Approx 26 gal
Engine Transmission EPA Fuel Economy Est (MPG)
VORTEC 4.3L V6 MFI 4-Speed Automatic, Electronically Controlled City: 15 / Hwy: 20

Weight Information

Curb Weight 4,885 lbs
Gross Vehicle Weight Rating 6,400 lbs
Max Payload 1,515 lbs

Interior Specifications

Passenger Capacity 6
Front Head Room (in) 41.20
Front Leg Room (in) 41.30
Front Shoulder Room (in) 65.20
Front Hip Room (in) 62.50
Second Head Room (in) 39.20
Second Leg Room (in) 34.30
Second Shoulder Room (in) 65.30
Second Hip Room (in) 61.90

Exterior Specifications

Turning Diameter - Curb to Curb (ft) 46.9
Turning Diameter - Wall to Wall (ft) - TBD -
Wheelbase (in) 143.50
Length, Overall w/o rear bumper (in) 230.20
Width, Max w/o mirrors (in) 80.00
Height, Overall (in) 73.90
Overhang, Front (in) 39.40
Overhang, Rear w/o bumper (in) 47.20
Front Bumper to Back of Cab (in) 141.40
Cab to Axle (in) 41.50
Cab to End of Frame (in) - TBD -
Ground to Top of Load Floor (in) 33.80
Ground to Top of Frame (in) - TBD -
Frame Width, Rear (in) - TBD -
Ground Clearance, Front (in) 8.90
Ground Clearance, Rear (in) 12.10


Front Wheel Material Steel
Rear Wheel Material Steel


Front Tire Size P245/70R17
Rear Tire Size P245/70R17
Spare Tire Size P245/70R17
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