Contact Us Privacy Policy Site Map Home
New-Cars.com


      Car Reviews
      Truck Reviews
      SUV Reviews
      Hybrid Reviews
      Reviews by Make


   


      News Archive
      How to buy a car

      2003 Car Reviews
      2003 Truck Reviews
      2003 SUV Reviews
      2003 Reviews by Make

2003 Hummer H1 - Specs

 Links
2003 Hummer H1

2003 Hummer H1 - Review
2003 Hummer H1 - Photos
2003 Hummer Reviews

2003 Hummer H1 - Price Quote

Visit Hummer for more information on the Hummer H1.

Hummer H1 - Engine Specs
Hummer H1 - Transmission Specs

Hummer H1 - Chassis / Suspension
Hummer H1 - Exterior Dimensions

Hummer H1 - Interior Dimensions
Hummer H1 - 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
2003 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
2003 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
2003 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
2003 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
2003 Hummer H1

Wheel size & type

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

optional: 17-inch two-piece forged aluminum optional

Tires

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


Exterior Dimensions
2003 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: 77 / 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
front: 44.43 / 1129
rear: 40 / 1016
rear: 42.88 / 1089

Leg room (in / mm)

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

Shoulder room (in / mm)

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

Hip room (in / mm)

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

Capacities
2003 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
2003 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

Used Price Quote on a 2003 Hummer H2.