Introduction
John Deere 730 Row-Crop Tractor
The John Deere 730 is a row-crop tractor manufactured between 1961 and 1971. Originally developed in Waterloo, production of this model was transferred to the Rosario facility in Argentina, where it was produced in row-crop, standard, and high-crop configurations until the end of its cycle.
Engine and Performance
The tractor is powered by a 6.2-liter (376 cubic inch) two-cylinder, four-valve liquid-cooled diesel engine. It operates at a rated speed of 1125 RPM and features a 16:1 compression ratio. With a power output of 65 horsepower, the engine is designed for steady agricultural applications, consuming approximately 11.9 liters of fuel per hour under load.
Transmission and Mechanical Systems
The drivetrain consists of an unsynchronized gear transmission providing 6 forward speeds and 1 reverse speed. Power is delivered to the rear wheels via a two-wheel drive system. The tractor features manual steering and mechanical drum brakes integrated with the differential for operational control.
Hydraulics and PTO
The hydraulic system is an open-center type, equipped with one or two valves to operate external implements. The rear independent power take-off (PTO) operates at a standard 540 RPM, facilitating the use of various agricultural machinery.
Dimensions and Chassis
The John Deere 730 has a wheelbase of 237 cm and an overall length of 343 cm. The tractor offers significant modularity in tread width; the rear tread is adjustable between 152 cm and 309 cm depending on the axle configuration, allowing it to adapt to various row-crop spacing requirements.
Conclusion
The John Deere 730 is a robust, mechanically straightforward tractor designed for durability and versatility in row-crop farming. Its long production run in Argentina underscores its reliability and suitability for varied field tasks, making it a significant model for collectors and practitioners of traditional agricultural machinery.
Production Information of John Deere, 730
- The John Deere model 730, originally built in Waterloo, was also exported to Argentina and assembled at Deere's factory in Rosario. When two-cylinder production ended at Waterloo the tooling for the 730 was moved to Argentina. Production continued until 1971. Argentine model 730s were built in row-crop, standard, and high-crop variants. The paint scheme and hood medallion were different than US-built 730s.
- Row-Crop tractor
- Built in Rosario, Argentina
| Manufacturer | John Deere |
|---|
Dimension and Tires Information of John Deere, 730
| Rear tread | 60 to 104 inches [152 to 264 cm (long axle)] |
|---|---|
| Wheelbase | 93.7 inches [237 cm] |
| Front tread | 48 to 80 inches [121 to 203 cm] |
| Height | 88.25 inches [224 cm] |
| Length | 135.25 inches [343 cm] |
| Rear tread | 60 to 122 inches [152 to 309 cm (extra-long axle)] |
| Rear tread | 60 to 88 inches [152 to 223 cm] |
| Width | 86.625 inches [220 cm] |
| Ag front | 6.00-16 |
|---|---|
| Ag front(optional) | 13-38 |
| Ag front(optional) | 12-38 |
| Ag rear | 13.6-38 |
| Ag rear(optional) | 15.5-38 |
Engine Specifications of John Deere, 730
- John Deere
- Liquid-cooled
- Diesel
- 2-cylinder 4-valve
| Firing order | 1-2 |
|---|---|
| Displacement | 376 ci [6.2 L] |
| Air cleaner | Oil bath |
| Bore/Stroke | 6.125x6.375 inches [156 x 162 mm] |
| Starter volts | 24 |
| Rated RPM | 1125 |
| Compression | 16:1 |
| Fuel use | 3.153 gal/hour [11.9 l/hour] |
Transmission Information of John Deere, 730
Transmission variants 1
| Manufacturer | John Deere |
|---|---|
| Type | Unsynchronized gear |
| Gears | 6 forward and 1 reverse |
Mechanical Specs of John Deere, 730
- Two-wheel drive
- Open operator station. Optional Float-Ride seat.
- Differential mechanical drum brakes
| Steering | Manual |
|---|
Power Information of John Deere, 730
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540 |
Hydraulics Specifications of John Deere, 730
| Type | Open center |
|---|---|
| Valves | 1 or 2 |
Three-Point Hitch of John Deere, 730
| Rear Type | II (optional) |
|---|
Electrical System of John Deere, 730
| Ground | Positive |
|---|---|
| Battery volts | 6 |
| Battery volts(optional) | 4 (diesel) |
| Charging system | Generator |
| Batteries | 2 |
Where it sits
With 65 hp[P] HP, the John Deere 730 sits just above 445 (36 HP) in John Deere's range. Its power puts it in the 68th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the John Deere 730 have?
The John Deere 730 delivers 65 hp[P] HP.
What years was the John Deere 730 produced?
The John Deere 730 was produced in 1961-1971.
What engine does the John Deere 730 have?
The John Deere 730 is powered by a Diesel, 2-cylinder 4-valve engine.
What transmission does the John Deere 730 use?
The John Deere 730 uses a Unsynchronized gear transmission.
Is the John Deere 730 4WD?
The John Deere 730 is available in 2WD.