GMC Sierra 3500HD IV (GMTK2XX) Crew Cab Long Box 6.6 Duramax TD V8 (445 Hp) SRW Automatic


Overall Rating

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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)

IV (GMTK2XX) Crew Cab Long Box Overview:

GMC Sierra 3500HD (IV (GMTK2XX) Crew Cab Long Box). With 1234 Nm of torque, it offers ample pulling power. At around 3348 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.

6.6 Duramax TD V8 (445 Hp) SRW Automatic Verdict:

Rating 9 stars

Performance Verdict

An upgraded Duramax offering even more power and torque, providing superior acceleration and effortless towing capabilities, a true heavy-hitter.

Fuel Economy

Despite the power increase, the Duramax maintains impressive fuel efficiency for its class, making it a strong contender for demanding work.

Best Use Case: High-performance heavy-duty towing and hauling, where maximum power and torque are desired without the need for dual rear wheels.

Pros and Cons:

Pros:

  • • Exceptional towing and hauling capabilities, especially with Duramax diesel engines.
  • • Robust and durable construction, built for heavy work.
  • • Spacious and comfortable Crew Cab interior.
  • • Available advanced safety and technology features for its time.
  • • Strong resale value, particularly for Duramax models.

Cons:

  • • Poor fuel economy with gasoline V8 engines, especially when loaded.
  • • Large size can make urban maneuvering challenging.
  • • Ride quality can be stiff and truck-like when unloaded.
  • • Higher purchase price for diesel models and higher maintenance costs.
  • • Interior materials, while durable, may not feel as premium as some competitors.

Specifications:

Specifications are compared to those of the previous generation(IV (GMTK2XX) Crew Cab Long Box: 2015 - 2019).

General:
Brand:GMC
Model:Sierra 3500HD
Generation:IV (GMTK2XX) Crew Cab Long Box
Modification (Engine):6.6 Duramax TD V8 (445 Hp) SRW 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 [Same length.]
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:7.5 kg/Hp, 132.9 Hp/tonne
Weight-to-torque ratio:2.7 kg/Nm, 368.6 Nm/tonne
Space:
Kerb Weight:3348
Max. weight:5171
Max load:1823
Trunk (boot) space - maximum:2162 l
Permitted trailer load with brakes (12%):6577 kg
Fuel tank capacity:136 l
Size:
Length:6563 mm mm [Same length.]
Width:2045 mm mm [393mm less]
Height:1979 mm mm [4mm more]
Wheelbase:4259 mm mm [Same wheelbase.]
Width including mirrors:2045 mm
Front track:1748 mm
Rear (Back) track:1709 mm
Minimum turning circle (turning diameter):17.1 m [above average]
Powertrain:
Drivetrain ArchitectureThe Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheelRear wheel drive
Number of gears6
Transmission typeAutomatic
Gearbox typeAllison
Front brakesVentilated discs, 355x40 mm [Best for performance and cooling.]
Rear brakesVentilated discs, 373x34 mm [Best for performance and cooling.]
Assisting systemsABS (Anti-lock braking system)
Steering typeCone worm with recirculation balls
Tires size235/80 R17; 265/70 R18
Wheel rims size7.5J x 17; 8J x 18
Front suspensionCoil spring, Double wishbone, Wishbone
Rear suspensionRigid axle suspension, Leaf spring

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