2020 6.6 Duramax V8 (445 Hp) Automatic

Brand

Chevrolet

Model

Silverado 2500 HD

Generation

Chevrolet Silverado 2500 HD IV (T1XX) Crew Cab Long Bed

Modification

6.6 Duramax V8 (445 Hp) Automatic

Body Type

Pick-up

Start of production

2020

End of production

2023

Powertrain

ICE

Fuel type

Diesel

Fuel tank capacity

136 l 35.93 US gal
29.92 UK gal

Engine displacement

6604 cm³ 403 cu. In.

Power

445 hp (at 2800 rpm)

Torque

1234 Nm (at 1600 rpm) 910.15 lb. ft (at 1600 rpm)

Drive Axle

Rear wheel drive

Gearbox type

Automatic

Number of Gears

10 Allison

Kerb weight

3446 kg 7597.1 lbs

Length

6759 mm 266.1 in

Doors

4

Seats

5

Wheel rims

7.5J x 17; 8J x 18; 8.5J x 20

Engine Model

Duramax L5P

Powertrain

ICE

Fuel type

Diesel

Fuel system

Diesel Commonrail

Engine Location

Front, Longitudinal

Turbine

Turbocharger

Engine systems

Particulate filter

Engine displacement

6604 cm³ 403 cu. In.

Power

445 hp (at 2800 rpm)

Torque

1234 Nm (at 1600 rpm) 910.15 lb. ft (at 1600 rpm)

Number of cylinders

8

Valves per cylinder

4

Position of cylinders

V-engine

Cylinder Bore

103 mm 4.06 in

Piston Stroke

99 mm 3.9 in

Compression ratio

16

Valvetrain

OHV

Engine oil capacity

9.5 l 10.07 US qt
8.36 UK qt

Coolant

29.1 l 30.85 US qt
25.6 UK qt

Length

6759 mm 266.1 in

Width including mirrors

2079 mm 81.85 in

Height

2023 mm 79.65 in

Wheelbase

4369 mm 172.01 in

Front track

1731 mm 68.15 in

Rear (Back) track

1736 mm 68.35 in

Ride height

256 mm 10.08 in

Drive Axle

Rear wheel drive

Number of Gears

10 Allison

Brakes

- Front

Ventilated discs, 355x40 mm

- Rear

Ventilated discs, 360x34 mm

Assisting system

ABS

Steering type

Cone worm with recirculation balls

Power steering

Hydraulic Steering

Suspension

- Front

Independent torsion bar, double wishbone

- Rear

Rigid axle suspension, Leaf spring

Tire size

- Front

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

Wheel rims

7.5J x 17; 8J x 18; 8.5J x 20

Kerb weight

3446 kg 7597.1 lbs

Max. weight

4990 kg 11001.1 lbs

Luggage capacity

- Max. (seats down)

2364 l 83.48 cu ft

- Max. roof load

1544 kg 3403.9 lbs

Max. trailer load with brakes

- 12%

8392 kg 18501.2 lbs