Introduction
Ford 840 Utility Tractor
The Ford 840 is a utility tractor produced by Ford between 1957 and 1961 in Highland Park, Michigan, USA. Designed for versatility in agricultural operations, this model belongs to the 800 series and represents the standard utility tractor configuration of the late 1950s.
Engine and Performance
The tractor is powered by a 172 cubic-inch (2.8 L) liquid-cooled, 4-cylinder, 8-valve engine. It operates at a rated speed of 2200 RPM and produces approximately 44 horsepower. The engine features an 8.0:1 compression ratio and utilizes an oil bath air cleaner for operation in various field environments.
Transmission and Drivetrain
The base configuration includes a 4-speed unsynchronized gear transmission paired with a dry disc clutch. For enhanced operational flexibility, a Sherman under-over auxiliary transmission was available as a factory option, expanding the configuration to 12 forward and 3 reverse gears. The tractor utilizes a two-wheel drive system.
Hydraulics and Hitch
Equipped with an open-center hydraulic system, the Ford 840 provides a pump flow of 4.8 gpm (18.2 lpm) at a pressure of 2000 psi. The rear Category I hitch supports implements through both position and draft control, offering a lift capacity of 1250 lbs (567 kg).
Dimensions and Mechanics
The tractor features a wheelbase of 75.18 inches (190 cm) and a total length of 121.8 inches (309 cm). It is equipped with manual steering, with power-assist available as an option. Braking is managed by differential mechanical expanding shoe brakes. The open operator station provides standard access to controls.
Conclusion
The Ford 840 is a robust utility tractor suited for general agricultural tasks, balancing power and mechanical simplicity. Its adaptability, particularly with the optional Sherman transmission, makes it a functional machine for various field applications of its era.
Production Information of Ford, 840
- Utility tractor
- Built in Highland Park, Michigan, USA
| Manufacturer | Ford |
|---|
Dimension and Tires Information of Ford, 840
| Rear tread | 52 to 76 inches [132 to 193 cm] |
|---|---|
| Wheelbase | 75.18 inches [190 cm] |
| Ground clearance | 21 inches [53 cm] |
| Height | 59.3 inches [150 cm] |
| Length | 121.8 inches [309 cm] |
| Front tread | 52 to 76 inches [132 to 193 cm] |
| Width | 64.75 inches [164 cm] |
| Ag front | 6.00-16 |
|---|---|
| Ag rear | 12-28 |
Engine Specifications of Ford, 840
- Liquid-cooled inline
- 4-cylinder 8-valve
| Starter volts | 6 |
|---|---|
| Displacement | 172 ci [2.8 L] |
| Oil capacity | 5 qts [4.7 L] |
| Compression | 8.0:1 |
| Bore/Stroke | 3.90x3.60 inches [99 x 91 mm] |
| Coolant capacity | 15 qts [14.2 L] |
| Firing order | 1-2-4-3 |
| Rated RPM | 2200 |
| Air cleaner | Oil bath |
Transmission Information of Ford, 840
Transmission variants 1
| Type | Unsynchronized gear |
|---|---|
| Oil type | SAE 80 Mild EP |
| Oil capacity | 8 qts [7.6 L] |
| Gears | 4 forward and 1 reverse |
| Gears(optional) | SAE 80 Mild EP |
| Clutch | Dry disc |
Transmission variants 2
- The Sherman under-over auxiliary transmission was available as a factory option on the 840. Tractors equipped with the transmission were marked 840S.
| Transmission | Sherman |
|---|---|
| Clutch | Dry disc |
| Type | Unsynchronized gear |
| Gears | 12 forward and 3 reverse |
- 4-speed unsynchronized gear
- 12-speed unsynchronized gear
Mechanical Specs of Ford, 840
- Two-wheel drive
- Open operator station.
- Differential mechanical expanding shoe brakes
| Steering | Manual |
|---|---|
| Steering(optional) | Power assist optional |
Power Information of Ford, 840
| Rear PTO | Transmission |
|---|---|
| Rear PTO Type | 540 (1.125) |
Hydraulics Specifications of Ford, 840
| Type | Open center |
|---|---|
| Pump flow | 4.8 gpm [18.2 lpm] |
| Capacity | 2 gal [7.6 L] |
| Pressure | 2000 psi [137.9 bar] |
Three-Point Hitch of Ford, 840
| Rear Type | I |
|---|---|
| Control | Position and draft control |
| Rear lift | 1250 lbs [567 kg] |
Electrical System of Ford, 840
| Ground | Positive |
|---|---|
| Battery volts | 6 |
| Charging system | Generator |
| Charging amps | 20 |
Where it sits
With 44 hp[B] HP, the Ford 840 sits just below 841 (62 HP) in Ford's range. Its power puts it in the 63th percentile of 1950s models in our database (592 machines).
Frequently asked questions
How much horsepower does the Ford 840 have?
The Ford 840 delivers 44 hp[B] HP.
What years was the Ford 840 produced?
The Ford 840 was produced in 1957.
What engine does the Ford 840 have?
The Ford 840 is powered by a 4-cylinder 8-valve engine.
What transmission does the Ford 840 use?
The Ford 840 uses a Unsynchronized gear transmission.
Is the Ford 840 4WD?
The Ford 840 is available in 2WD.