GMC Sierra 2500HD IV (GMTK2XX) Double Cab Long Box 6.6 Duramax TD V8 (445 Hp) 4WD Automatic
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GMC Sierra 2500HD:
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)
IV (GMTK2XX) Double Cab Long Box Overview:
GMC Sierra 2500HD (IV (GMTK2XX) Double Cab Long Box). With 1234 Nm of torque, it offers ample pulling power. At around 2943 kg, it’s on the heavier side. All‑wheel drive provides excellent grip, ideal for off‑road use. 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
Class-leading power and torque from the L5P Duramax for ultimate heavy-duty performance, combined with superior 4WD traction.
Fuel Economy
Remarkably efficient for its power output, offering excellent range for a heavy-duty 4WD diesel, though still a large vehicle.
Best Use Case:
Maximum towing and hauling, extreme off-road capability, commercial applications requiring top power and all-weather traction.
Pros and Cons:
Pros:
- • Exceptional towing and hauling capabilities, especially with Duramax diesel
- • Powerful and reliable Duramax diesel engine options
- • Robust and durable construction designed for heavy work
- • Comfortable and well-appointed interior for a heavy-duty truck
- • Available advanced safety features for its time
Cons:
- • Large size can be challenging to maneuver and park in urban environments
- • Fuel economy for gasoline models is significantly lower than diesel
- • Higher purchase price for diesel variants and top trims
- • Ride quality can be stiff when the truck is unloaded
- • Limited Euro NCAP safety data due to its market focus
Specifications:
Specifications are compared to those of the previous generation(IV (GMTK2XX) Crew Cab Long Box: 2015 - 2017).
| General: |
| Brand: | GMC |
| Model: | Sierra 2500HD |
| Generation: | IV (GMTK2XX) Double Cab Long Box |
| Modification (Engine): | 6.6 Duramax TD V8 (445 Hp) 4WD Automatic |
| Start of production: | 2017 |
| End of production: | 2019 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Pick-up |
| Seats: | 5 |
| Doors: | 4 |
| Engine: |
| Engine systems: | Particulate filter |
| Power: | 445 Hp @ 2800 rpm. Same horsepower |
| Power per litre: | 67.4 Hp/l [241mm less] |
| Torque: | 1234 Nm @ 1600 rpm. |
| Engine Model/Code: | Duramax L5P More details about the engine Duramax L5P |
| Engine displacement: | 6604 |
| Number of cylinders: | 8 |
| Engine configuration: | V-engine |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Diesel Commonrail |
| Engine aspiration: | Turbocharger, Intercooler |
| Valvetrain: | OHV |
| Engine oil capacity: | 9.5 l |
| Coolant: | 29.7 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 103 mm mm |
| Piston Stroke: | 99 mm mm |
| Compression ratio: | 16:1 |
| Performance: |
| Fuel Type: | Diesel |
| Weight-to-power ratio: | 6.6 kg/Hp, 151.2 Hp/tonne |
| Weight-to-torque ratio: | 2.4 kg/Nm, 419.3 Nm/tonne |
| Space: |
| Kerb Weight: | 2943 |
| Max. weight: | 4309 |
| Max load: | 1366 |
| Trunk (boot) space - maximum: | 2162 l |
| Permitted trailer load with brakes (12%): | 6577 kg |
| Fuel tank capacity: | 136 l |
| Size: |
| Length: | 6322 mm mm [241mm less] |
| Width: | 2045 mm mm [Same width.] |
| Height: | 1977 mm mm [4mm less] |
| Wheelbase: | 4017 mm mm [241mm less] |
| Width including mirrors: | 2045 mm |
| Front track: | 1748 mm |
| Rear (Back) track: | 1709 mm |
| Ride height (ground clearance): | 214 mm |
| Minimum turning circle (turning diameter): | 16.2 m [above average] |
| Powertrain: |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary. |
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| Drive wheel | All wheel drive (4x4) |
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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, 350x40 mm [Best for performance and cooling.] |
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| Rear brakes | Ventilated discs, 360x34 mm [Best for performance and cooling.] |
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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 | 245/75 R17; 265/70 R17; 265/70 R18; 265/60 R20 |
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| Wheel rims size | 7.5J x 17; 8J x 18; 8.5J x 20 |
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| Front suspension | Coil spring, Double wishbone, Transverse stabilizer |
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| Rear suspension | Rigid axle suspension, Leaf spring |
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