GMC Sierra 1500 II (GMT800) 8.1i V8 C2500 Regular Cab LWB (340 Hp)


Overall Rating

7.3 / 10
Safety N/A / 5
Not Rated
Engine 3.0 / 5
Value 4.0 / 5
Performance 3.5 / 5
Comfort 3.5 / 5
People\'s Opinion N/A / 5
Not Rated

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)

II (GMT800) Overview:

GMC Sierra 1500 (II (GMT800)). With 617 Nm of torque, it offers ample pulling power. At around 2325 kg, it’s on the heavier side. Rear‑wheel drive offers dynamic handling and sporty feedback. A vehicle with an open cargo bed at the back, suitable for transporting goods. Seating for 3 makes it ideal for daily use.

8.1i V8 C2500 Regular Cab LWB (340 Hp) Verdict:

Rating 5 stars

Performance Verdict

A true powerhouse, this 'Big Block' V8 delivers immense torque and robust acceleration, making it exceptionally capable for heavy-duty towing and hauling tasks.

Fuel Economy

Fuel economy is notably poor, a direct trade-off for its significant power output and large displacement, making it less suitable for fuel-conscious buyers.

Best Use Case: Heavy-duty towing, commercial applications, demanding hauling, and off-road use where maximum power is required.

Pros and Cons:

Pros:

  • • Robust and durable build quality
  • • Strong towing and hauling capabilities (especially V8 models)
  • • Reliable powertrains (Vortec engines)
  • • Spacious interior options (for extended/crew cabs)
  • • Readily available parts and easy to maintain

Cons:

  • • Dated interior design and materials
  • • Poor fuel economy, particularly with larger V8 engines
  • • Ride quality can be stiff, especially in heavy-duty configurations
  • • Limited advanced safety features by modern standards
  • • Large turning radius can make maneuvering difficult in tight spaces

Specifications:

Specifications are compared to those of the previous generation(I (GMT400) Club Coupe SWB Wideside: 1989 - 1990).

General:
Brand:GMC
Model:Sierra 1500
Generation:II (GMT800)
Modification (Engine):8.1i V8 C2500 Regular Cab LWB (340 Hp)
Start of production:2002
End of production:2007
Powertrain Architecture:Internal Combustion engine
Body type:Pick-up
Seats:3
Doors:2
Engine:
Power:340 Hp @ 4200 rpm.
Power per litre:41.8 Hp/l [worst than previous generation]
Torque:617 Nm @ 3200 rpm.
Engine displacement:8127
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
Engine oil capacity:6.1 l
Coolant:25.5 l
Engine layout:Front, Longitudinal
Performance:
Fuel Type:Petrol (Gasoline)
Weight-to-power ratio:6.8 kg/Hp, 146.2 Hp/tonne
Weight-to-torque ratio:3.8 kg/Nm, 265.4 Nm/tonne
Space:
Kerb Weight:2325
Max. weight:4173
Max load:1848
Size:
Length:5641 mm mm [33mm less]
Width:2024 mm mm [73mm more]
Height:1935 mm mm [142mm more]
Wheelbase:3378 mm mm [216mm less]
Front track:1742 mm
Rear (Back) track:1676 mm
Powertrain:
Drivetrain ArchitectureThe Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheelRear wheel drive
Number of gears6
Transmission typeManual
Front brakesVentilated discs [Best for performance and cooling.]
Rear brakesDrum [bad for performance and cooling.]
Assisting systemsABS (Anti-lock braking system)
Power steeringHydraulic Steering
Tires size245/75 R16
Wheel rims size16
Front suspensionCoil spring
Rear suspensionCoil spring

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