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GMC Sierra 1500 III (GMT900) Extended Cab Long Box 4.8 Vortec V8 (302 Hp) Automatic FlexFuel
Overall Rating
GMC Sierra 1500:
The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand. Introduced for the 1999 model year, the Silverado is the successor to the long-running Chevrolet C/K model line. Taking its name from the top trim level from the Chevrolet C/K series, the Silverado is offered as a series of full-size pickup trucks, chassis cab trucks, and medium-duty trucks. The fourth generation of the model line was introduced for the 2019 model year.
The Chevrolet Silverado shares mechanical commonality with the identically related GMC Sierra; GMC ended the use of the C/K nomenclature a model generation prior to Chevrolet. In Mexico, high-trim level versions of the Silverado use the Chevrolet Cheyenne name Starting with the LT trim. Standard and "Custom" trims are still called Silverado. Competing against the Ford F-Series, Ram pickup, Toyota Tundra, and Nissan Titan, the Silverado is among the best-selling vehicles in the United States, having sold over 12 million trucks since its introduction in 1998 as a 1999 model year....(Read more on Wikipedia)
III (GMT900) Extended Cab Long Box Overview:
GMC Sierra 1500 (III (GMT900) Extended Cab Long Box). With 414 Nm of torque, it offers ample pulling power. Rear‑wheel drive offers dynamic handling and sporty feedback. A vehicle with an open cargo bed at the back, suitable for transporting goods. With seating for 6, it’s perfect for larger families.
4.8 Vortec V8 (302 Hp) Automatic FlexFuel Verdict:
Performance Verdict
A solid entry-level V8, offering decent power for lighter tasks and daily commuting, with FlexFuel versatility.
Fuel Economy
While the smallest V8, fuel economy is still not a strong point, though potentially marginally better than larger engines.
Pros and Cons:
Pros:
- • Powerful and diverse V8 engine lineup for various needs.
- • Excellent towing and hauling capabilities.
- • Spacious and comfortable Extended Cab interior.
- • Robust and durable GMT900 platform.
- • Available FlexFuel options for fuel versatility.
Cons:
- • Poor fuel economy across all engine options.
- • Interior design, while functional, can feel dated compared to rivals.
- • Large size can make city driving and parking challenging.
- • Ride quality can be firm, especially when unladen.
- • Rear drum brakes on some trims are a drawback.
Specifications:
Specifications are compared to those of the previous generation(III (GMT900) Crew Cab Short Box: 2009 - 2013).
| General: | |
|---|---|
| Brand: | GMC |
| Model: | Sierra 1500 |
| Generation: | III (GMT900) Extended Cab Long Box |
| Modification (Engine): | 4.8 Vortec V8 (302 Hp) Automatic FlexFuel |
| Start of production: | 2010 |
| End of production: | 2013 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Pick-up |
| Seats: | 6 |
| Doors: | 2 |
| Engine: | |
|---|---|
| Power: | 302 Hp @ 5600 rpm. Same horsepower |
| Power per litre: | 62.8 Hp/l [481mm more] |
| Torque: | 414 Nm @ 4600 rpm. |
| Engine Model/Code: | L20 More details about the engine L20 |
| Engine displacement: | 4807 |
| Number of cylinders: | 8 |
| Engine configuration: | V-engine |
| Number of valves per cylinder: | 2 |
| Fuel injection system: | Multi-port manifold injection |
| Engine aspiration: | Naturally aspirated engine |
| Valvetrain: | OHV |
| Engine oil capacity: | 5.7 l |
| Coolant: | 12.7 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 96.01 mm mm |
| Piston Stroke: | 83.06 mm mm |
| Compression ratio: | 8.8:1 |
| Maximum engine speed: | 6000 rpm. |
| Performance: | |
|---|---|
| Fuel Type: | Petrol / Ethanol - E85 |
| Fuel consumption (economy) - urban: | 16.8 l/100 km |
| Fuel consumption (economy) - extra urban: | 12.4 l/100 km |
| Space: | |
|---|---|
| Max. weight: | 3130 |
| Trunk (boot) space - maximum: | 2138 l |
| Fuel tank capacity: | 128 l |
| Size: | |
|---|---|
| Ramp-over (brakeover) angle: | 19.6° |
| Length: | 6325 mm mm [481mm more] |
| Width: | 2031 mm mm [Same width.] |
| Height: | 1870 mm mm [5mm less] |
| Wheelbase: | 4001 mm mm [356mm more] |
| Width including mirrors: | 2031 mm |
| Front track: | 1732 mm |
| Rear (Back) track: | 1702 mm |
| Ride height (ground clearance): | 230 mm |
| Minimum turning circle (turning diameter): | 15.6 m [above average] |
| Approach angle: | 15.3° |
| Departure angle: | 24° |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 4 |
| Transmission type | Automatic |
| Gearbox type | Hydra-Matic |
| Front brakes | Disc, 330x30 mm [bad for performance and cooling.] |
| Rear brakes | Drum, 295x60 mm [bad for performance and cooling.] |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 245/70 R17 |
| Wheel rims size | 7.5J x 17 |
| Front suspension | Independent coil spring |
| Rear suspension | Rigid axle suspension, Leaf spring |
What’s the best feature of the GMC Sierra 1500? Tell us in the comments!