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Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic

General information
Photo of 2020 - 2023 Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic Pick-up (401 Hp) - technical specs and dimensions
Power 401 Hp @ 5200 rpm.
Torque 629 Nm @ 4000 rpm.
Brand
GMC
Model
Sierra 3500HD
Generation
Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed
Modification (Engine)
6.6 V8 (401 Hp) 4WD SRW Automatic
Start of production
2020 year
End of production
2023 year
Powertrain Architecture
Internal Combustion engine
Powertrain architecture classifies the propulsion technology of the vehicle, such as internal combustion, electric (BEV), or hybrid.
Body type
Pick-up
Body type refers to the structural design and shape of the vehicle (such as Sedan, Hatchback, SUV, or Coupe).
Seats
5
Seat count specifies the maximum passenger capacity the vehicle is legally approved to transport at once.
Doors
4
Door count indicates the total number of entry points for passengers and cargo access (e.g., 3-door, 5-door).

Gmc Sierra 3500HD Review

The Gmc Sierra 3500HD Sierra 3500HD V (GMTT1XX) Crew Cab Standard Bed (6.6 V8 (401 Hp) 4WD DRW Automatic) is a Pick-up vehicle that entered production in 2020. Under the hood, it features a engine that pushes out 401 Hp @ 5200 rpm.. Technically, the vehicle features a Front, Longitudinal engine placement and is equipped with a 8-cylinder block. It produces a maximum torque of 629 Nm @ 4000 rpm..

The Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic stands out as a prominent 2020 - 2023 model that has gained significant attention in the automotive world. The motor is capable of generating 401 Hp @ 5200 rpm. at its peak. Compared to its competitors, it stands out in ergonomics and dynamics. Whether for performance or efficiency, this model remains a successful example in today's market.
📊 Model Comparison AnalysisThis model has **44 Hp** lower power than 6.6 Duramax TD V8 (445 Hp) 4WD DRW Automatic. This model has **44 Hp** lower power than 6.6 Duramax TD V8 (445 Hp) 4WD SRW Automatic.
FAQ
How many horsepower does Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic have? +
The Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic model is equipped with an engine producing 401 Hp @ 5200 rpm. total horsepower.
What drivetrain does the Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic have? +
This model transfers power to the road via a All wheel drive (4x4) drivetrain.
Is the Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic a good car? +
Considering the technical specs and market position, the Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic is a highly competitive and desirable model in its class.
Is Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic reliable? +
The Gmc 6.6 V8 (401 Hp) 4WD DRW Automatic is built with high engineering standards and is generally considered a reliable vehicle with proper maintenance.
Performance specs
Fuel Type
Petrol (Gasoline)
Fuel type defines the primary source of energy required by the vehicle’s engine (petrol, diesel, electricity, hybrid, LPG, etc.).
Weight-to-power ratio
9.2 kg/Hp, 108.7 Hp/tonne
Weight-to-torque ratio
5.9 kg/Nm, 170.5 Nm/tonne
Engine specs
Power
401 Hp @ 5200 rpm.
Torque
629 Nm @ 4000 rpm.
Torque represents the engine’s rotational force, which determines pulling power. High torque ensures responsive acceleration and stronger uphill performance.
Engine layout
Front, Longitudinal
Engine layout defines the position and alignment of the engine block. This layout affects the car’s weight distribution, handling, and interior cabin space.
Engine Model Code
L8T
Number of cylinders
8
Cylinder count represents the number of combustion chambers. More cylinders generally result in smoother operation and a refined engine note.
Engine configuration
V-engine
Cylinder bore
103.25 mm
Piston stroke
98 mm
Compression ratio
10.8:1
Number of valves per cylinder
2
Valves per cylinder control the airflow into and exhaust out of the engine. More valves improve high-RPM breathing and performance.
Fuel injection system
Direct injection
Engine aspiration
Naturally aspirated engine
Aspiration describes how the engine draws air into its cylinders, distinguishing naturally aspirated setups from turbochargers or superchargers.
Valvetrain
OHV, VVT
Engine oil capacity
7.6 l
Coolant
14.6 l
Space, Volume and weights
Kerb Weight
3690 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. weight
5557 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. load
1867 kg
Fuel tank capacity
136 l
Permitted trailer load with brakes (12%)
9072 kg
Dimensions
Length
6759 mm
Width including mirrors
2079 mm
Height
2049 mm
Wheelbase
4369 mm
Front track
1731 mm
Rear / Back Track
1736 mm
Ride height (ground clearance)
283 mm
Drivetrain, brakes and suspension specs
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.
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Drive wheel
All wheel drive (4x4)
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Number of gears and type of gearbox
6 gears, automatic transmission Hydra-Matic
Front suspension
Coil spring, Double wishbone, Transverse stabilizer
The suspension system absorbs road bumps, providing cabin comfort and keeping tires firmly planted on the road surface.
Rear suspension
Rigid axle suspension, Leaf spring
The suspension system absorbs road bumps, providing cabin comfort and keeping tires firmly planted on the road surface.
Front brakes
Ventilated discs, 355x40 mm
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Rear brakes
Ventilated discs, 360x34 mm
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Assisting systems
ABS (Anti-lock braking system)
Steering type
Cone worm with recirculation balls
Power steering
Hydraulic Steering
Tires size
265/70 R17; 245/75 R17; 275/70 R18
Tire size specifies the tread width, aspect ratio, and rim diameter, affecting the balance between handling grip and ride comfort.
Wheel rims size
7.5J x 17; 8J x 18
Common OBD2 Fault Codes
P1114 🔴 High
Manufacturer Specific Engine Fault Code P1114
Diagnostic Guide
P1116 🔴 High
Manufacturer Specific Engine Fault Code P1116
Diagnostic Guide
P1118 🔴 High
Manufacturer Specific Engine Fault Code P1118
Diagnostic Guide
P1120 🔴 High
Manufacturer Specific Engine Fault Code P1120
Diagnostic Guide
Similar Models
Gmc Sierra 3500HD 6.6 V8 (401 Hp) SRW Automatic
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6.6 V8 (401 Hp) SRW Automatic
Gmc Sierra 3500HD 6.6 V8 (401 Hp) 4WD SRW Automatic
Gmc Sierra 3500HD
6.6 V8 (401 Hp) 4WD SRW Automatic
Gmc Sierra 3500HD 6.6 V8 (401 Hp) 4WD DRW Automatic
Gmc Sierra 3500HD
6.6 V8 (401 Hp) 4WD DRW Automatic
Gmc Sierra 3500HD 6.6 Duramax TD V8 (470 Hp) SRW Automatic
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User Reviews
L
Leo 84
13 months ago
★★★★☆
Been driving it for 3 months now. N/A efficiency is surprisingly good for this class. The exterior design looks sharp and modern in person. If you're undecided, just go for it.
L
Leo M.
27 weeks ago
★★★★★
Mainly using it for my daily commute to work. Engine performance exceeded my expectations. Spacious interior and practical cargo capacity. No regrets so far, extremely happy with my purchase.
H
Harry M.
8 weeks ago
★★★★★
Been driving it for 3 months now. The engine is snappy, great response time. Interior quality is premium for this class. I highly recommend it, won't disappoint.
J
James 88
23 months ago
★★★★★
Got this car a few months ago. Acceleration is punchy and satisfying. Sound insulation is great, very quiet cabin at high speeds. Planning to keep it for a long time.
A
Arthur B.
23 days ago
★★★☆☆
Anyone knows the real-world N/A usage?
J
Jack 88
15 months ago
★★★★★
Mainly using it for my daily commute to work. The 401 Hp @ 5200 rpm. hp feels powerful on the road. Suspension handles bumps and rough roads very smoothly. Planning to keep it for a long time.

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