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United States' 3/4 Ton, 4x4, Truck1
3/4 Ton, 4x4, Weapons Carrier Truck, with winch, and canvas top1: The American Arsenal |
3/4 Ton, 4x4, Telephone Installation and Maintenance Truck1: The American Arsenal |
3/4 Ton, 4x4, Ambulance, with an open cab1: The American Arsenal |
Design
All four wheels or just the rear two can provide power for the 3/4 Ton, 4x4, Truck.1
The 3/4 Ton could also be used in desert conditions as there was a four quart capacity radiator surge tank.1
Prototype
Production
- 3/4 Ton, 4x4, Truck:
Variants
- 3/4 Ton, 4x4, Truck:
- 3/4 Ton, 4x4, Weapons Carrier: Was used to carry weapons, tools, and equipment.1 Had a removable canvas top.1 There were bucket seats in the cab.1
- 3/4 Ton, 4x4, Ambulance: To be used by the Medical Corps.1 Could carry 4 litter or 8 seated patients.1 There was heating and insulation.1 Early models had a closed cab, and later models an open cab with a canvas top.1
- 3/4 Ton, 4x4, Telephone Installation: To be used by the Signal Corps.1 The body had compartments for storing tools.1 There was a 24' extension ladder mounted on the left side.1
- 3/4 Ton, 4x4, Carryall Truck:
- 3/4 Ton, 4x4, Command and Reconnaissance Truck: Staff officers would use this for transportation.1 It could have a radio installed.1
Usage
| 3/4 Ton, 4x4, Truck1 | 3/4 Ton, 4x4, Truck Telephone1 | 3/4 Ton, 4x4, Truck, Weapons Carrier1 | 3/4 Ton, 4x4, Truck, Ambulance1 | |
|---|---|---|---|---|
| Crew | ||||
| Radio | ||||
| Physical Characteristics | ||||
| Weight | 6,700 lb1 | 8,046 lb1 | ||
| Weight - without winch | 7,050 lb1 | |||
| Weight - with winch | 7,350 lb1 | |||
| Payload | ||||
| Towing load | 1,000 lb1 | 1,300 lb1 | 1,800 lb1 | 1,800 lb1 |
| Winch capacity | 5,000 lb1 | |||
| Length | 15' 11.5"1 | 15' 11 13/16"1 | ||
| Length - without winch | 13' 10 7/8"1 | |||
| Length - with winch | 14' 8.5"1 | |||
| Height | 6' 8.75"1 | 6' 9 7/8"1 | 7' 8 5/16"1 | |
| Width | 6' 5.75"1 | 6' 10.75"1 | 6' 10.5"1 | |
| Ground clearance | 10 5/8"1 | 10 5/8"1 | ||
| Ground pressure | 31.7 psi1 | 33.8 psi1 | 38.6 psi1 | |
| Wheelbase | 121"1 | 98"1 | 121"1 | |
| Armament | ||||
| Main | ||||
| Quantity | ||||
| Main | ||||
| Armor Thickness (mm) | ||||
| Engine (Make / Model) | Dodge T-21-41 | |||
| Bore / stroke | 3.25" x 4 5/8"1 | |||
| Cooling | Liquid1 | |||
| Cylinders | I-61 | |||
| Capacity | 230.2 cu in1 | |||
| Net HP | 76@3,200 rpm1 | |||
| Power to weight ratio | ||||
| Compression ratio | 6.7:11 | |||
| Radiator (Type) | Fin and tube1 | |||
| Capacity | 17 quarts1 | |||
| Transmission (Type) | ||||
| Steering | ||||
| Steering ratio | ||||
| Starter | ||||
| Electrical system | 6 Volt1 | 12 Volt1 | 6 Volt1 | |
| Ignition | ||||
| Gear ratios - 1st speed | 6.4:11 | |||
| - 2nd speed | 3.09:11 | |||
| - 3rd speed | 1.69:11 | |||
| - 4th speed | 1:11 | |||
| - Reverse | 7.82:11 | |||
| Fuel (Type) | ||||
| Octane | 701 | |||
| Quantity | 30 gallons1 | |||
| Road consumption | ||||
| Cross country consumption | ||||
| Performance | ||||
| Max speed | 54 mph1 | |||
| Max speed towing | ||||
| Cross country speed | ||||
| Road radius | 240 miles1 | |||
| Road radius towing | 210 miles1 | |||
| Cross country radius | ||||
| Turning radius | 27'1 | 22'1 | 22'1 | |
| Elevation limits | ||||
| Fording depth | 2' 10"1 | |||
| Trench crossing | ||||
| Vertical obstacle | ||||
| Climbing ability | 60%1 | 60%1 | 55%1 | |
| Climbing ability towing | 50%1 | 50%1 | 48%1 | |
| Suspension (Type) | Semi-eliptic1 | |||
| Wheels each side | ||||
| Wheels (Type) | 9.00x16, 8 ply mud and snow1 | 9.00x16, 8 ply mud and snow1 | 9.00x16, 8 ply mud and snow1 | |
| Width | ||||
| Diameter | ||||
| Tire tread | ||||
| Tread center to center | 64.75"1 | 64.75"1 | 64.75"1 |
Sources:
- The American Arsenal, 1996
