2008 Hummer H2 Updated

Model:

HUMMER H2 SUV; H2 SUT (Sport Utility Truck)

Body style / driveline:

4-door, 4-wheel drive

EPA vehicle class:

full-size sport utility

Manufacturing location:

Mishawaka, Ind.

Key competitors:

Land Rover, Range Rover, Lexus LX 470, Lincoln Navigator

Type:

6.2L V-8

Displacement (cu in / cc):

376 / 6162

Bore & stroke (in / mm):

4.06 x 3.62 / 103.25 x 92

Block material:

cast aluminum

Cylinder head material:

cast aluminum

Valvetrain:

overhead valve with variable valve timing

Compression ratio:

10.5:1

Horsepower (hp / kW @ rpm):

393 / 293 @ 5700*

Torque (lb-ft / Nm @ rpm):

415 / 574 @ 4400*

Type:

Hydra-Matic 6L80, 6-speed rear-wheel drive, electronically controlled automatic overdrive with torque converter clutch

Gear ratios (:1):

First:

4.02

Second:

2.36

Third:

1.52

Fourth:

1.15

Fifth:

0.85

Sixth:

0.66

Reverse:

3.064

Final drive (axle) ratio:

3.73

Stall ratio:

1.90

Low range lock gear reduction:

2.64

Crawl ratio:

39.7:1

Front:

independent with torsion bars; 46-mm monotube gas shocks; 36-mm front stabilizer bar

Rear:

5-link variable-rate coil spring; optional self-leveling air spring (w/ RPO ZM6); 46-mm monotube gas shocks, 30-mm stabilizer bar (coil) or 32-mm (air)

Traction control:

brake-controlled, single-wheel control capability with rear axle locking differential

Steering type:

variable ratio, integral power; recirculating ball type

Steering ratio:

variable 13.6 to 11.8:1

Steering wheel turns, lock-to-lock:

3

Turning diameter, curb-to-curb (ft / m):

43.5 / 13.2

Type:

4-wheel disc, 4-wheel/4-channel ABS, dual piston calipers with Dynamic Rear Proportioning

Rotor diameter x thickness (in / mm):

front: 12.8 x 1.5 / 325 x 38

rear: 13 x 1.1 / 330 x 29

Wheel size and type:

17-inch cast aluminum

Tires:

LT315/70R17 all-terrain

Wheelbase (in / mm):

122.8 / 3118

Overall length (in / mm):

203.5 / 5170

Overall width (in / mm):

81.2 / 2063

Overall height (in / mm):

air suspension: 78.5 / 1993

std. suspension: 79.2 / 2012

Track (in / mm):

front: 69.4 / 1763; rear: 69.4 / 1763

Minimum ground clearance (in / mm):

9.7 / 245.7 (coil); 10.1 / 257 (air)

Curb weight (lb / kg):

6614 / 3017

Standard GVWR (lb / kg):

8600 / 3901

H2

H2 SUT

Seating capacity (front / rear):

2 / 3 / 2 (opt.)

2 / 3

Headroom (in / mm):

front: 40.5 / 1028

front: 40.5 / 1028

2nd row: 39.7 / 1009

2nd row: 39.7 / 1009

3rd row: 38.8 / 986

Legroom (in / mm):

front: 41.3 / 1049

front: 41.3 / 1049

2nd row: 38.6 / 980

2nd row: 38.6 / 980

3rd row: 27.3 / 693

Shoulder room (in / mm):

front: 66.4 / 1686

front: 66.4 / 1686

2nd row: 66.3 / 1684

2nd row: 66.3 / 1684

3rd row: 41.3 / 1049

Hip room (in / mm):

front: 63.8 / 1619

front: 63.7 / 1619

2nd row: 62 / 1576

2nd row: 62 / 1576

3rd row: 30.3 / 769

Box length at floor (Midgate up) (in / mm):

34.7 / 881

Box length at floor (Midgate down) (in / mm):

72.8 / 1849

Box width at top (in / mm):

67 / 1701

Box width between wheelhouses (in / mm):

47 / 1201

Tailgate width (in / mm):

48 / 1216

Box height (inside) (in / mm):

23 / 599

Cargo volume (Midgate up) (cu ft / L):

22 / 623

Cargo volume (Midgate down) (cu / L):

52.7 / 1492

H2

H2 SUT

Interior cargo volume (cu ft / L):

40 - 86.6 / 1132 - 2452

30.7 (second seat folded)

Trailer towing maximum (lb / kg):

8200 / 3727

8200 / 3727

Fuel tank (gal / L):

32 / 121

32 / 121

Engine oil (qt / L):

6.0 / 5.7

6.0 / 5.7

Cooling system (qt / L):

16.8 / 15.9

16.8 / 15.9

H2

H2 SUT

Cruising range (miles / km minimum):

367 / 590

367 / 590

Grade capability (percent):

60

60

Side slope capability (percent):

40

40

Approach angle (deg.):

39.8

39.8

Departure angle (deg.):

37.1

37.1

Ramp break-over angle (deg.):

23.5

23.5

Axle differential to ground (in / mm):

9.9 / 251.5

9.9 / 251.5

Fording depth (in / mm):

24 / 610

24 / 610