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5.3 AT (300 hp)


Technical data

This 5.3 AT (300 hp) engine was fitted in the 1 generation SUV, which was produced by Hummer from 2005 to 2010. In addition to this engine, 3 other engines were also available for this body — their technical data and fuel economy are accessible by clicking the body name at the top of the page.

Power & fuel consumption

City fuel consumption per 100 km18.1litre
Fuel tank capacity87litre
Cruising rangefrom 480km
Fuel95 RON
Top speed160km/h
Acceleration (0–100 km/h)8.9second

Engine

Displacement5327cm3
Engine power300bhp
RPM at max powerto 5 200RPM
Maximum torque434Nm
RPM at max torque4000RPM
Engine typeGasoline
Cylinder layoutV-type
Injection typeMulti-point injection
Number of cylinders8
Valves per cylinder2
Bore96mm
Stroke92mm

Gearbox & drivetrain

GearboxAutomatic
Number of gears4
Drive wheelsAll-wheel drive (AWD)

Body

Seats5
Length4742mm
Width1897mm
Height1893mm
Wheelbase2842mm
Front track1651mm
Rear track1664mm
Ground clearance216mm
Kerb weight2206kg
Gross weight2728kg
Body typeSUV

Suspension & brakes

Front suspensionIndependent, Torsion
Rear suspensionDependent, Axle, Spring
Front brakesVentilated disc
Rear brakesDisc

Real-world consumption (est.)

City21.7 litres / 100km

Estimated from official figures. Actual consumption varies by driving style and conditions.

If you notice any incorrect technical data for Hummer H3, please let us know. Contact us.