Brand
GMC
Model
Sierra 2500HD
Generation
Sierra 2500HD III (GMT900) Extended Cab Long Box
Modification (Engine)
6.6 Duramax TD V8 (365 Hp) 4WD Automatic
Start of production
2007
End of production
2010
Powertrain Architecture
Internal Combustion engine
Body type
Seats
5
Doors
2
Engine systems
Particulate filter
Power
365 hp @ 3200 rpm.
Power per litre
55.3 hp/l
Torque
895 nm @ 1600 rpm.
Engine Model/Code
Engine displacement
6599 cm
Number of cylinders
8
Engine configuration
V-engine
Number of valves per cylinder
4
Fuel injection system
Diesel Commonrail
Engine aspiration
Turbocharger, Intercooler
Valvetrain
OHV
Engine oil capacity
9.5 l
Coolant
24 l
Engine layout
Front, Longitudinal
Cylinder Bore
103 mm
Piston Stroke
99 mm
Compression ratio
16.8
Maximum engine speed
3450 rpm.
Fuel Type
Diesel
Weight-to-power ratio
8.3 kg/Hp, 120.2 Hp/tonne
Weight-to-torque ratio
3.4 kg/Nm, 294.8 Nm/tonne
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
6 gears, automatic transmission Allison
Front brakes
Ventilated discs, 325x38 mm
Rear brakes
Ventilated discs, 325x30 mm
Assisting systems
ABS (Anti-lock braking system)
Steering type
Cone worm with recirculation balls
Tires size
245/75 R16; 265/75 R17
Wheel rims size
6.5J x 16; 7.5J x 17
Front suspension
Independent torsion bar, double wishbone
Rear suspension
Rigid axle suspension, Leaf Spring