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Go Back   Hummer Forums by Elcova > Hummer H3 Discussion Forums > General H3 Discussion

 
 
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Old 05-07-2007, 01:35 AM
Wisha Haddan H3's Avatar
Wisha Haddan H3 Wisha Haddan H3 is offline
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Default H3 FAQ - Factory Specs

Hummer H3 Factory Specs
Body style - Four-door, five passenger
EPA size class - Midsize SUV
Available Engines

2006
Engine - 3.5 L I5 (L52)
Engine Material - aluminum
HP - 220 @ 5600 rpm
Torque (lb-ft) - 225 @ 4600 rpm
Fuel Induction - Sequential MPFI
Bore x stroke - 3.66x4.00 in
Displacement - 211 ci (3.5 L)
Compression ratio - 10.0:1
Valve gear - DOHC, 4 valves/cylinder
Fuel - 87 octane
Est MPG (auto) - 16/19
Est MPG (man) - 16/20
2007-08
Engine - 3.7 L I5 (LLR)
Engine Material - aluminum
HP - 242 @ 5600 rpm
Torque (lb-ft) - 242 @ 4600 rpm
Fuel Induction - Sequential MPFI
Bore x stroke - 3.76x4.00 in
Displacement - 223 ci (3.7 L)
Compression ratio - 10.0:1
Valve gear - DOHC, 4 valves/cylinder
Fuel - 87 octane
Est MPG (auto) - 15/19
Est MPG (man) - 15/20
2008 Alpha
Engine - 5.3L V8 MFI
Engine Material - aluminum block
HP - 292 @ 5200 rpm
Torque (lb-ft) - 317 @ 4000 rpm
Fuel Induction - MFI
Bore x stroke - ???
Displacement - ???
Compression ratio - ???
Valve gear - ???
Fuel - ???
Est MPG (auto) - ???
Est MPG (man) - ???
Powertrain
Manual transmission - Aisin AR5 (MA5)
1st - 3.75:1
2nd - 2.26:1
3rd - 1.37:1
4th - 1.00:1
5th - 0.73:1
Reverse - 3.67:1
Automatic transmission - 4L60E
1st - 3.06:1
2nd - 1.63:1
3rd - 1.00:1
4th - 0.70:1
Reverse - 2.29:1
Transfer case
OEM (Base/Adv) - Borg-Warner 4493/4494
Ratio (Base) - 2.64:1
Ratio (Adventure) - 4.03:1
Axle ratio (non-Alpha) - 4.56:1
Axle ratio (2008 Alpha) - 4.10:1

Crawl Ratio

Base (auto) - 36.8
Base (man) - 45.1
Adventure (auto) - 56.2
Adventure (man) - 68.9
Alpha (auto) - 50.5
Dimensions
Length - 186.7 in
Width - 85.5 in
Height - 74.5 in
Wheelbase - 112.0 in
Track, front/rear - 65.0/65.5 in
Turning circle - 37.0 ft
Ground clearance (max) - 9.1 in
Approach angle - 39.4 deg
Departure angle - 36.5 deg
Breakover angle - 25.0 deg
Capacities
Base curb weight - 4700 lbs
Rear payload, 2006/07/08 Alpha - 950/1150/1530 lbs
Roof payload (factory bars) - 250 lbs
Cargo volume (behind 1st row) - 55.7 cubic ft
Cargo volume (behind 2nd row) - 29.5 cubic ft
Cargo area (behind 1st row) - 41" wide x ???" deep
Cargo area (behind 2nd row) - 41" wide x 28" deep
Fuel capacity - 22.8 gal

Towing

Towing capacity (auto) - 4500 lbs
Towing capacity (man) - 3000 lbs
Towing capacity (2008 Alpha) - 6000 lbs
Trailer Tongue Weight - 500 lbs
GVWR - 5850 lbs
GCWR - 10,000 lbs
GAWR (front) - 3050 lbs
GAWR (rear) - 3200 lbs
Chassis
Suspension (front) - IFS, double A-arm, torsion bar, swaybar
Suspension (rear) - live axle, leaf springs, anti-roll bar
Steering type - Power rack-and-pinion
Steering ratio - 17.0:1
Steering turns (lock to lock) - 3.25 turns
Brakes (front) - 12.4 in vented discs
Brakes (rear) - 12.3 in discs, 4 wheel anti-lock
Tie rod specs - ???
Shock length (front/rear, base/adv) - ???
Wheels/Tires
Size - 16x7.5 in
Bolt pattern - 6@5.5” (139.7mm)
Backspacing - 6 in
Offset - 30 mm (1.18 in) negative
Centerbore - 100.6
Tire size (Base) - 31.6 in, P265/75R16 Goodyear Wrangler RTS
Tire size (Adventure) - 32.9 in, LT285/75R16 Bridgestone Dueler A/T

__________________
2007 slate blue 5spd w/ adventure package. Still pretty much stock ... dammit

Last edited by Wisha Haddan H3 : 05-07-2007 at 10:28 PM.
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