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  4. GMC Sierra HD Double Cab Long Box 2500 6.6 TD V8 (445 Hp) 4WD SRW Automatic 2018, 2019, 2020, 2021
GMC Sierra HD Double Cab Long Box 2500 6.6 TD V8 (445 Hp) 4WD SRW Automatic 2018, 2019, 2020, 2021
GMC Sierra HD Double Cab Long Box 2500 6.6 TD V8 (445 Hp) 4WD SRW Automatic 2018, 2019, 2020, 2021
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General information

Name

GMC Sierra HD Double Cab Long Box 2500 6.6 TD V8 (445 Hp) 4WD SRW Automatic 2018, 2019, 2020, 2021

Brand

GMC
Model

Sierra HD
Generation

Sierra HD Double Cab Long Box
Year of production

2018

Number of seats

5

Number of doors

4

Body type

Pick-up
Powertrain architecture

Internal Combustion engine
Engine Modification

2500 6.6 TD V8 (445 Hp) 4WD SRW Automatic

Power

445 Hp @ 2800 rpm.

Torque (Nm)

1234 Nm @ 1600 rpm.

Electrical System

Performance specs

Engine specs

Engine #1

Engine code
DURAMAX L5P
Power
445 Hp @ 2800 rpm.
Power per litre
67.5 Hp/l
Torque
1234 Nm @ 1600 rpm.
Engine displacement
6588 cm3
Number of cylinders
8
Position of cylinders
V-engine
Cylinder bore
103 mm
Piston stroke
99 mm
Compression ratio
16
Number of valves per cylinder
4
Fuel system
Diesel Commonrail
Fuel type
Diesel
Turbine
Turbocharger

Space volume and weights

Curb weight (kg)

3376 kg

Max weight (kg)

4536 kg

Fuel tank capacity (l)

136 l

Trunk boot space maximum (l)

2160 l

Dimensions

Length (mm)

6322 mm

Height (mm)

1978 mm

Wheelbase (mm)

4017 mm

Drivetrain brakes and suspension specs

Drive wheel

All wheel drive (4x4)

Transmission type

automatic

Front suspension system

Torsion

Rear suspension system

Leaf spring

Front brakes

Ventilated discs

Rear brakes

Ventilated discs

Power steering

Electric Steering

Front tires size

245/75 R17; 265/70 R17; 265/70 R18; 265/60 R20

Rear tires size

245/75 R17; 265/70 R17; 265/70 R18; 265/60 R20

Wheel rims size

7J x 17; 7.5J x 17; 8J x 18; 8J x 20

Technology and Operation