Home >> Car catalog >> GMC >> Sierra 2500HD >> Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed >> 6.6 Duramax TD V8 (470 Hp) 4WD Automatic
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Specs of GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) 4WD Automatic /2023, 2024, 2025, 2026/

Key specs

GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) 4WD Automatic /Pick-up 2023 - /

What is the body type of GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed?
Pick-up, 4 Doors, 5 Seats
What is the power output of GMC Sierra 2500HD Pick-up 2023 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
470 Hp, 1322 Nm
975 lb.-ft.
What is the engine displacement of GMC Sierra 2500HD Pick-up 2023 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
6.6 l
6604 cm3
403 cu. in.
What is the number of cylinders in 2023 GMC 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
8, V-engine
What is the drivetrain of GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed Pick-up 2023 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
All wheel drive (4x4). Internal Combustion engine. 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.
What is the length of 2023 GMC Sierra 2500HD Pick-up?
6776 mm
266.77 in.
What is the width of 2023 GMC Sierra 2500HD Pick-up?
2079 mm
81.85 in.
What is the kerb weight of 2023 GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
3509 kg
7736 lbs.
What is the maximum permissible mass of 2023 GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
5148 kg
11349 lbs.
What are the number of gears and the gearbox type of 2023 GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) 4WD Automatic?
10, automatic transmission Allison
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General information

Brand
GMC
Model
Sierra 2500HD
Generation
Sierra 2500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed
Modification (Engine)
6.6 Duramax TD V8 (470 Hp) 4WD Automatic
Start of production
2023
Powertrain Architecture
Internal Combustion engine
Body type
Pick-up
Seats
5
Doors
4
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Performance specs

Fuel Type
Diesel
Weight-to-power ratio
7.5 kg/Hp, 133.9 Hp/tonne
Weight-to-torque ratio
2.7 kg/Nm, 376.7 Nm/tonne

Engine specs

Power
470 Hp @ 2800 rpm.
Power per litre
71.2 Hp/l
Torque
1322 Nm @ 1600 rpm. 975 lb.-ft. @ 1600 rpm.
Engine layout
Front, Longitudinal
Engine Model/Code
L5P
Engine displacement
6604 cm3 403 cu. in.
Number of cylinders
8
Engine configuration
V-engine
Cylinder Bore
103 mm 4.06 in.
Piston Stroke
99 mm 3.9 in.
Compression ratio
16:1
Number of valves per cylinder
4
Fuel injection system
Diesel Commonrail
Engine aspiration
Turbocharger, Intercooler
Valvetrain
OHV
Engine oil capacity
9.5 l 10.04 US qt | 8.36 UK qt
Engine oil specification
Log in to see.Log in to see.
Coolant
28.5 l 30.12 US qt | 25.08 UK qt
Engine systems
Particulate filter

Volume and weights

Kerb Weight
3509 kg 7736 lbs.
Max. weight
5148 kg 11349 lbs.
Max load
1639 kg 3613 lbs.
Fuel tank capacity
136 l 35.93 US gal | 29.92 UK gal
Permitted trailer load with brakes (12%)
9072 kg 20000 lbs.

Dimensions

Length
6776 mm 266.77 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 (ground clearance)
256 mm 10.08 in.

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.
Drive wheel
All wheel drive (4x4)
Number of gears and type of gearbox
10 gears, automatic transmission Allison
Front suspension
Independent torsion bar, double wishbone
Rear suspension
Rigid axle suspension, Leaf spring
Front brakes
Ventilated discs, 350x40 mm
Rear brakes
Ventilated discs, 360x34 mm
Assisting systems
ABS (Anti-lock braking system)
Steering type
Steering rack and pinion
Power steering
Electric Steering
Tire size
235/80 R17; 265/70 R17; 245/75 R17; 265/70 R18; 265/60 R20
Wheel rim size
7.5J x 17; 8J x 18; 8.5J x 20