2023 GMC Sierra 1500 Pro Reg Cab 140" Seating Capacity Specs
Seating Capacity Specs
| Seating Capacity | 3 passengers |
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| Doors | 2 |
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All Available Specs
Basics
| Year | 2023 |
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| Make | GMC |
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| Model | Sierra 1500 |
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| Trim | Pro Reg Cab 140" |
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| Vehicle Type | Truck |
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Seating & Access
Powertrain
| Engine | HIGH-OUTPUT |
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| Engine Size (L) | 2.7 L |
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| Engine Size (cu in) | 164 cu in |
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| Engine Induction | Turbo |
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| Transmission | 8 Spd Auto, (Column Shifter) Electronically Controlled |
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| Drivetrain | 4WD |
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Power & Performance
| Horsepower | 310 HP |
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| Horsepower RPM | 5,600 rpm |
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| Torque | 430 ft-lbs |
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| Torque RPM | 3,000 rpm |
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| HP/Liter | 114 HP/L |
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| HP/Cubic Inch | 1.9 HP/cu in |
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Fuel Efficiency
| City MPG | 18 mpg |
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| City L/100km | 13.0 L/100km |
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| Highway MPG | 20 mpg |
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| Highway L/100km | 12.0 L/100km |
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| Combined MPG | 19 mpg |
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| Combined L/100km | 12.0 L/100km |
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Fuel Tank & Range
| Gas Tank Size (gal) | 28.0 gal |
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| Gas Tank Size (L) | 106.0 L |
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| City Range (miles) | 504 miles |
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| City Range (km) | 811 km |
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| Highway Range (miles) | 560 miles |
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| Highway Range (km) | 901 km |
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| Combined Range (miles) | 532 miles |
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| Combined Range (km) | 856 km |
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Tires
| Front Tire Size | 255/70R17 |
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| Front Tire Width | 255 |
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| Front Tire Aspect Ratio | 70 |
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| Front Rim Size | 17 |
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| Rear Tire Size | 255/70R17 |
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| Rear Tire Width | 255 |
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| Rear Tire Aspect Ratio | 70 |
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| Rear Rim Size | 17 |
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| Spare Tire Size | 255/70R17 |
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Wheels
| Front Wheel Size | 17 x 8 |
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| Rear Wheel Size | 17 x 8 |
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| Front Wheel Material | Steel |
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| Rear Wheel Material | Steel |
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Weight & Capacity
| Towing Capacity (lbs) | 9,200 lbs |
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| Payload (lbs) | 2,299 lbs |
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| Curb Weight (lbs) | 4,601 lbs |
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| Weight to HP Ratio | 14.8 lbs/HP |
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| GVWR (lbs) | 6,900 lbs |
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Legroom
| First Row Legroom (in) | 44 in. |
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| First Row Legroom (cm) | 111 cm |
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Headroom
| First Row Headroom (in) | 43 in. |
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| First Row Headroom (cm) | 109 cm |
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Turning Measurements
| Turning Diameter C2C (ft) | 44.0 ft |
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| Turning Diameter C2C (m) | 13.4 m |
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| Turning Radius C2C (ft) | 22.0 ft |
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| Turning Radius C2C (m) | 6.7 m |
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Ground Clearance
| Front Ground Clearance (in) | 8.1 in. |
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| Front Ground Clearance (cm) | 20.6 cm |
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| Rear Ground Clearance (in) | 8.1 in. |
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| Rear Ground Clearance (cm) | 20.6 cm |
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| Min Ground Clearance (in) | 8.1 in. |
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| Min Ground Clearance (cm) | 20.6 cm |
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| Max Ground Clearance (in) | 8.1 in. |
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| Max Ground Clearance (cm) | 20.6 cm |
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Height & Length
| Height (in) | 75 in. |
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| Height (cm) | 190 cm |
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| Height (ft) | 6.3 ft |
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| Height (m) | 1.9 m |
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| Length (in) | 229 in. |
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| Length (cm) | 581 cm |
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| Length (ft) | 19.1 ft |
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| Length (m) | 5.8 m |
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Width & Track
| Width w/o Mirrors (in) | 81.2 in. |
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| Width w/o Mirrors (cm) | 206 cm |
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| Width w/o Mirrors (ft) | 6.8 ft |
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| Width w/o Mirrors (m) | 2.1 m |
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Wheelbase
| Wheelbase (in) | 139 in. |
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| Wheelbase (cm) | 353 cm |
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| Wheelbase (ft) | 11.6 ft |
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| Wheelbase (m) | 3.5 m |
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