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2023 6.6 Duramax TD V8 (470 Hp) Automatic

Technical specifications and auto data, engine info, fuel consumption performance specs, dimensions and volumes

FULL CAR SPECIFICATIONS

GENERAL INFO

Select Units

Brand

GMC

Modification

6.6 Duramax TD V8 (470 Hp) Automatic

Body Type

Pick-up

Start 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

470 hp (at 2800 rpm)

Torque

1322 Nm (at 1600 rpm) 975.06 lb. ft (at 1600 rpm)

Drive Axle

Rear wheel drive

Gearbox type

Automatic

Number of Gears

10 Allison

Kerb weight

3330 kg 7341.4 lbs

Length

6534 mm 257.24 in

Doors

4

Seats

5

Wheel rims

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

ENGINE SPECIFICATION

Engine Model

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

470 hp (at 2800 rpm)

Torque

1322 Nm (at 1600 rpm) 975.06 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

28.5 l 30.21 US qt
25.08 UK qt

POWER-TO-WEIGHT RATIO (PWR)

Color Index

Dynamic Efficiency

high Performance

DIMENSIONS

Length

6534 mm 257.24 in

Width including mirrors

2079 mm 81.85 in

Height

2027 mm 79.8 in

Wheelbase

4127 mm 162.48 in

Front track

1731 mm 68.15 in

Rear (Back) track

1736 mm 68.35 in

Ride height

257 mm 10.12 in

DRIVETRAIN, SUSPENSION & TIRES

Drive Axle

Rear wheel drive

Number of Gears

10 Allison

Brakes

- Front

Ventilated discs, 350x40 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

235/80 R17; 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

WEIGHTS & TRUNK SPACE

Kerb weight

3330 kg 7341.4 lbs

Max. weight

4944 kg 10899.7 lbs

Luggage capacity

- Max. roof load

1614 kg 3558.3 lbs

Max. trailer load with brakes

- 12%

8119 kg 17899.3 lbs

MODEL REVIEW
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 Duramax TD V8 (470 Hp) Automatic is made in