GMC Sierra 3500HD III (GMT900) Crew Cab Long Box 6.6 Duramax TD V8 (365 Hp) DRW Automatic
People\'s Opinion
N/A / 5
GMC Sierra 3500HD:
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. 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) Crew Cab Long Box Overview:
GMC Sierra 3500HD (III (GMT900) Crew Cab Long Box). With 895 Nm of torque, it offers ample pulling power. At around 3029 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 5 makes it ideal for daily use.
Performance Verdict
Combining the robust 6.6L Duramax TD V8 with the stability of DRW, this variant excels in maximum payload and towing scenarios. It's built to handle the toughest jobs with confidence and power.
Fuel Economy
Offers the best balance of power and efficiency for extreme heavy-duty work. While diesel fuel and DPF maintenance add to running costs, the efficiency under load is superior to gasoline.
Best Use Case:
Commercial hauling, large fifth-wheel towing, agricultural applications, and any professional use requiring the highest payload and towing capacities.
Pros and Cons:
Pros:
- • Exceptional towing and hauling capabilities, especially with the Duramax diesel
- • Durable and robust construction, built for heavy work
- • Available in various configurations (SRW/DRW, 2WD/4WD) to suit diverse needs
- • Spacious Crew Cab offers practicality for passengers and gear
- • Proven powertrain options with good long-term reliability
Cons:
- • Poor fuel economy, particularly with the gasoline V8 and under load
- • Large size can make maneuvering and parking challenging in urban areas
- • Ride quality can be stiff and unrefined when unladen, typical for heavy-duty trucks
- • Interior design and materials are functional but lack modern amenities compared to newer trucks
- • Diesel emissions systems (DPF) can require costly maintenance
Specifications:
| General: |
| Brand: | GMC |
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| Model: | Sierra 3500HD |
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| Generation: | III (GMT900) Crew Cab Long Box |
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| Modification (Engine): | 6.6 Duramax TD V8 (365 Hp) DRW Automatic |
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| Start of production: | 2007 |
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| End of production: | 2010 |
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| Powertrain Architecture: | Internal Combustion engine |
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| Body type: | Pick-up |
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| Seats: | 5 |
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| Doors: | 4 |
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| Engine: |
| Engine systems: | Particulate filter |
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| Power: | 365 Hp @ 3200 rpm. |
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| Power per litre: | 55.3 Hp/l |
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| Torque: | 895 Nm @ 1600 rpm. |
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| Engine Model/Code: | Duramax LMM |
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| Engine displacement: | 6599 |
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| Number of cylinders: | 8 |
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| Engine configuration: | V-engine |
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| Number of valves per cylinder: | 4 |
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| Fuel injection system: | Diesel Commonrail |
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| Engine aspiration: | Turbocharger, Intercooler |
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| Valvetrain: | OHV |
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| Engine oil capacity: | 9.5 l |
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| Coolant: | 24 l |
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| Engine layout: | Front, Longitudinal |
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| Cylinder Bore: | 103 mm mm |
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| Piston Stroke: | 99 mm mm |
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| Compression ratio: | 16.8:1 |
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| Maximum engine speed: | 3450 rpm. |
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| Performance: |
| Fuel Type: | Diesel |
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| Weight-to-power ratio: | 8.3 kg/Hp, 120.5 Hp/tonne |
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| Weight-to-torque ratio: | 3.4 kg/Nm, 295.5 Nm/tonne |
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| Space: |
| Kerb Weight: | 3029 |
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| Max. weight: | 4445 |
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| Max load: | 1416 |
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| Trunk (boot) space - maximum: | 2170 l |
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| Permitted trailer load with brakes (12%): | 5897 kg |
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| Fuel tank capacity: | 129 l |
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| Size: |
| Length: | 6572 mm mm |
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| Width: | 2436 mm mm |
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| Height: | 1931 mm mm |
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| Wheelbase: | 4242 mm mm |
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| Width including mirrors: | 2436 mm |
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| Front track: | 1742 mm |
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| Rear (Back) track: | 1897 mm |
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| Ride height (ground clearance): | 233 mm |
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| Powertrain: |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
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| Drive wheel | Rear wheel drive |
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| Number of gears | 6 |
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| Transmission type | Automatic |
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| Gearbox type | Allison |
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| Front brakes | Ventilated discs, 325x38 mm |
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| Rear brakes | Ventilated discs, 325x30 mm |
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| Assisting systems | ABS (Anti-lock braking system) |
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| Steering type | Cone worm with recirculation balls |
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| Tires size | 265/75 R16; 265/70 R17; 225/75 R17 |
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| Wheel rims size | 6.5J x 17; 7J x 16; 7.5J x 17 |
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| Front suspension | Independent torsion bar, double wishbone |
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| Rear suspension | Rigid axle suspension, Leaf spring |
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