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2004 Hummer H1 - Specs

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2004 Hummer H1

2004 Hummer H1 - Review
2004 Hummer H1 - Photos
2004 Hummer Reviews
2004 Hummer H1 - Price Quote

Visit Hummer for more information on the Hummer H1.

Engine Specs
Transmission Specs

Chassis / Suspension
Exterior Dimensions

Interior Dimensions
Capacities




Model Lineup

Engine

Transmission

6.5L Turbo Diesel V8

4-spd auto (Hydra-Matic 4L80-E)

4-Door Open-Top

Standard

Standard

4-Door Wagon

Standard

Standard


Engine
2004 Hummer H1
Type
6.5L Turbo Diesel V8
Displacement (cu in / cc)
396.7 / 6500
Bore & stroke (in / mm)
4.06 x 3.82 / 103.12 x 97.03
Block material
cast iron
Cylinder head material
cast iron
Valvetrain
OHV with rocker arms, pushrods and roller tipped lifters
Ignition system
compression ignition
Fuel delivery
indirect injection (IDI)
Compression ratio
20.2:1
Horsepower (hp / kw @ rpm)
195 / 145 @ 3400
Torque (lb-ft / Nm @ rpm)
430 / 583 @ 1800
Recommended fuel
no. 2 diesel
Maximum engine speed (rpm)
3400

Transmission
2004 Hummer H1

Type

Hydra-Matic 4L80-E, 4-speed electronically controlled automatic

Gear ratios (:1):

   1st

2.48

   2nd

1.48

   3rd

1.00

   4th

0.75

  Reverse

2.08

Final drive ratio

4.92:1

Chassis / Suspension
2004 Hummer H1

Front

independent double A-frame, front stabilizer bar diameter 27mm

Rear

independent double A-frame
Traction control
brake intervention
Steering type
power-assisted
Steering ratio
variable 13/16:1
Steering wheel turns, lock-to-lock
2.5
Turning circle, curb-to-curb (ft / m)
25.5 / 7.6

Brakes
2004 Hummer H1
Type
Hydra-boost, ABS, power disc brakes

Rotor diameter x thickness (in / mm)

front
10.5 x 0.94 / 266 x 24
rear
10.5 x 0.94 / 266 x 24

Wheels / Tires
2004 Hummer H1

Wheel size & type

standard: 17-inch one-piece aluminum wheel with run-flat

optional: 17-inch two-piece forged aluminum

Tires

Radial, Goodyear GSA, 37x12.50R17LT or Goodyear MT/R, 37x12.50R17LT


Exterior Dimensions
2004 Hummer H1
Wheelbase (in / mm)
130 / 3302
Overall length (in / mm) without winch
184.5 / 4686
with winch
190.5 / 4839
Overall width (in / mm) without mirrors
86.5 / 2197
with mirrors
101 / 2565
Overall height (in / mm) wagon model
75 / 1905
open-top model
7 / 1456
Track (in / mm) front
71.62 / 1819
rear
71.62 / 1819
Minimum ground clearance (in / mm)
16 / 406.4
Curb weight (lbs / kg) 4-door open top
6814 / 3093
4-door wagon
7154 / 3247
Payload 10,300 GVWR (lbs / kg) 4-door open top
3486 / 1583
4-door wagon
7154 / 3247

Interior Dimensions
4-door Wagon
4-door Open Top

Seating capacity (front / rear)

2 / 2
2 / 2

Head room (in / mm)

front
41.58 / 1056
44.43 / 1129
rear
40 / 1016
42.88 / 1089

Leg room (in / mm)

front driver
38.06 / 967
 
RF pass
 
44.08 / 1120
rear
29.86 / 758
29.86 / 758

Shoulder room (in / mm)

front
77.07 / 1958
77.07 / 1958
rear
77.07 / 1958
77.07 / 1958

Hip room (in / mm)

front
23.10 / 587
23.10 / 587
rear
22.42 / 570
22.42 / 570

Capacities
2004 Hummer H1
Cargo volume (cu ft / liters)
58.3 / 1651 (wagon)
Trailer towing maximum (lbs / kg) 4-door open top
7986 / 3626
4-door wagon
7656 / 3471
Fuel tank (gals / liters)
25 / 94.6 + 17 / 64.3
Engine oil (qts / liters)
7 / 6.6
Cooling system (qts / liters)
26 / 25

Vehicle Performance Data
2004 Hummer H1
Cruising range (miles / km at an average of 30-40 mph over a hard surface and rolling terrain)
400 / 644
Grade capability
60% (31°)
Side slope capability
40% (22°)
Approach angle without winch
72°
with winch
47°
Departure angle
37.5°
Fording depth (in / cm)
30 / 76.2