GMC Sierra 3500HD IV (GMTK2XX) Double Cab Long Box 6.6 Duramax TD V8 (397 Hp) SRW Automatic


Overall Rating

8.1 / 10
Safety N/A / 5
Not Rated
Engine 3.8 / 5
Value 3.9 / 5
Performance 4.5 / 5
Comfort 3.8 / 5
People\'s Opinion N/A / 5
Not Rated

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) Double Cab Long Box Overview:

GMC Sierra 3500HD (IV (GMTK2XX) Double Cab Long Box). With 1037 Nm of torque, it offers ample pulling power. At around 3261 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 (397 Hp) SRW Automatic Verdict:

Rating 4 stars

Performance Verdict

A highly capable diesel engine for single-rear-wheel applications, offering robust torque and power for significant towing and hauling tasks.

Fuel Economy

Good fuel economy for a heavy-duty diesel, providing a more efficient option for frequent heavy loads compared to gasoline engines.

Best Use Case: Heavy recreational towing, demanding work where 4WD is not essential, and users prioritize diesel power and efficiency in an SRW truck.

Pros and Cons:

Pros:

  • • Exceptional towing and hauling capabilities, especially with Duramax diesel.
  • • Robust and reliable engine options for demanding work.
  • • Comfortable and well-appointed interior for a heavy-duty truck.
  • • Strong resale value for Duramax models.
  • • Available in various configurations (SRW/DRW, 2WD/4WD) to suit diverse needs.

Cons:

  • • Gasoline V8 models have poor fuel economy, particularly under load.
  • • Large size can make maneuvering in urban environments challenging.
  • • Ride quality can be stiff when unladen, typical for heavy-duty trucks.
  • • High purchase price and maintenance costs, especially for diesel variants.
  • • Limited advanced safety features compared to modern passenger vehicles.

Specifications:

Specifications are compared to those of the previous generation(III (GMT900, facelift 2011) Crew Cab Standard Box: 2011 - 2013).

General:
Brand:GMC
Model:Sierra 3500HD
Generation:IV (GMTK2XX) Double Cab Long Box
Modification (Engine):6.6 Duramax TD V8 (397 Hp) SRW Automatic
Start of production:2015
End of production:2017
Powertrain Architecture:Internal Combustion engine
Body type:Pick-up
Seats:5
Doors:4
Engine:
Engine systems:Particulate filter
Power:397 Hp @ 3000 rpm. Same horsepower
Power per litre:60.2 Hp/l [220mm more]
Torque:1037 Nm @ 1600 rpm.
Engine Model/Code:Duramax LML More details about the engine Duramax LML
Engine displacement:6599
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:22.4 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:8.2 kg/Hp, 121.7 Hp/tonne
Weight-to-torque ratio:3.1 kg/Nm, 318 Nm/tonne
Space:
Kerb Weight:3261
Max. weight:5080
Max load:1819
Trunk (boot) space - maximum:2162 l
Permitted trailer load with brakes (12%):6577 kg
Fuel tank capacity:136 l
Size:
Length:6321 mm mm [220mm more]
Width:2045 mm mm [13mm more]
Height:1981 mm mm [15mm more]
Wheelbase:4017 mm mm [113mm more]
Width including mirrors:2045 mm
Front track:1748 mm
Rear (Back) track:1709 mm
Ride height (ground clearance):221 mm
Minimum turning circle (turning diameter):16.2 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, Transverse stabilizer
Rear suspensionRigid axle suspension, Leaf spring

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