2003 GMC Sierra 1500 1500 Extended Cab SLE Seating Capacity Specs
Seating Capacity Specs
| Seating Capacity | 6 passengers |
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All Available Specs
Basics
| Year | 2003 |
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| Make | GMC |
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| Model | Sierra 1500 |
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| Trim | 1500 Extended Cab SLE |
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Seating & Access
Powertrain
| Engine | VORTEC 4800 SFI |
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| Engine Configuration | V8 |
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| Transmission | 4 Spd Auto, Electronically Controlled W/OD & Tow/Haul Mode |
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| Drivetrain | RWD |
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Power & Performance
| Horsepower | 270 HP |
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| Horsepower RPM | 5,200 rpm |
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| Torque | 285 ft-lbs |
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| Torque RPM | 4,000 rpm |
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Fuel Efficiency
| City MPG | 11 mpg |
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| City L/100km | 21.0 L/100km |
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| Highway MPG | 14 mpg |
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| Highway L/100km | 17.0 L/100km |
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| Combined MPG | 12.5 mpg |
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| Combined L/100km | 19.0 L/100km |
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Fuel Tank & Range
| Gas Tank Size (gal) | 26.0 gal |
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| Gas Tank Size (L) | 98.4 L |
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| City Range (miles) | 286 miles |
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| City Range (km) | 460 km |
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| Highway Range (miles) | 364 miles |
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| Highway Range (km) | 586 km |
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| Combined Range (miles) | 325 miles |
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| Combined Range (km) | 523 km |
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Tires
| Front Tire Size | P255/70R16 |
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| Front Tire Width | 255 |
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| Front Tire Aspect Ratio | 70 |
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| Front Rim Size | 16 |
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| Rear Tire Size | P255/70R16 |
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| Rear Tire Width | 255 |
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| Rear Tire Aspect Ratio | 70 |
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| Rear Rim Size | 16 |
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| Spare Tire Size | P255/70R16 |
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Wheels
| Front Wheel Size | 16 x 6.5 |
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| Rear Wheel Size | 16 x 6.5 |
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| Front Wheel Material | Chrome |
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| Rear Wheel Material | Chrome |
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Weight & Capacity
| Towing Capacity (lbs) | 6,100 lbs |
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| Payload (lbs) | 1,774 lbs |
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| Curb Weight (lbs) | 4,426 lbs |
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| Weight to HP Ratio | 16.4 lbs/HP |
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| GVWR (lbs) | 6,200 lbs |
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Legroom
| First Row Legroom (in) | 41.3 in. |
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| First Row Legroom (cm) | 104.9 cm |
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| Second Row Legroom (in) | 33.7 in. |
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| Second Row Legroom (cm) | 85.6 cm |
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Headroom
| First Row Headroom (in) | 41 in. |
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| First Row Headroom (cm) | 104.1 cm |
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| Second Row Headroom (in) | 38.4 in. |
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| Second Row Headroom (cm) | 97.5 cm |
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Ground Clearance
| Front Ground Clearance (in) | 8.0 in. |
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| Front Ground Clearance (cm) | 20.3 cm |
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| Rear Ground Clearance (in) | 8.3 in. |
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| Rear Ground Clearance (cm) | 21.1 cm |
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| Min Ground Clearance (in) | 8.0 in. |
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| Min Ground Clearance (cm) | 20.3 cm |
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| Max Ground Clearance (in) | 8.3 in. |
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| Max Ground Clearance (cm) | 21.1 cm |
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Height & Length
| Height (in) | 71.2 in. |
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| Height (cm) | 180.8 cm |
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| Height (ft) | 5.9 ft |
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| Height (m) | 1.8 m |
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| Length (in) | 227.7 in. |
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| Length (cm) | 578.4 cm |
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| Length (ft) | 19.0 ft |
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| Length (m) | 5.8 m |
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Width & Track
| Width w/o Mirrors (in) | 78.5 in. |
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| Width w/o Mirrors (cm) | 199.4 cm |
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| Width w/o Mirrors (ft) | 6.5 ft |
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| Width w/o Mirrors (m) | 2.0 m |
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Wheelbase
| Wheelbase (in) | 143.5 in. |
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| Wheelbase (cm) | 364.5 cm |
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| Wheelbase (ft) | 12.0 ft |
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| Wheelbase (m) | 3.6 m |
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