Overview
The Fiat 640 is a versatile farm utility tractor produced in Italy between 1973 and 1978, offering 64 hp from its 3.5L 4-cylinder diesel engine. Available in both 2WD and 4WD variants, it features an 8-speed gear transmission and a rear lift capacity of 4,079 lbs.
Ideal Applications
High-Capacity Lifting:
With a rear lift capacity of 4,079 lbs at the ends and a Category II/I hitch, this tractor is well-suited for handling heavy rear-mounted implements.
Field Work and Plowing:
The 4WD variant (640DT) provides increased weight and a longer wheelbase for improved traction when utilizing its 62 hp claimed PTO power.
Specialized Row Operations:
Adjustable front and rear tread widths ranging from 51.2 to 79.3 inches allow the operator to configure the machine for varying row spacings and stability needs.
Production
| Description | Utility tractor / Built in Moderna, Italy |
|---|---|
| Manufacturer | Fiat |
Engine
| Engine type | Fiat 3.5L 4-cyl diesel |
|---|---|
| Fuel tank | 14.3 gal (54.1 L) |
| Bore/Stroke | 3.94x4.33 inches (100 x 110 mm) |
| Compression | 17:1 |
| Description | Fiat 8045-02 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 210.89 ci (3.5 L) |
| Fuel system | direct injection |
| Power | 64 hp (47.7 kW) |
| Rated RPM | 2400 |
| Starter | electric |
| Starter volts | 12 |
| Torque | 156.4 lb-ft (212.1 Nm) |
| Torque RPM | 1600 |
| PTO (claimed) | 62 hp (46.2 kW) |
Transmission
| Description | Four gears, plus reverse, in two ranges. Optional additional creeper range. |
|---|---|
| Gears | 8 forward and 2 reverse |
| Transmission type | 8-speed gear |
| Type | gear |
Mechanical
| Description | Manual steering / Four-post ROPS. |
|---|---|
| Drive type | Two- or four-wheel drive |
Hydraulics
| Pump flow | 5.8 gpm (22.0 lpm) |
|---|
Hitch
| Rear lift (at ends) | 4079 lbs (1850 kg) |
|---|---|
| Rear Type | II/I |
PTO
| Engine RPM | 540@1970 |
|---|---|
| Rear PTO Type | 540 |
Dimensions & Tires
| 2WD Length | 125 inches (317 cm) |
|---|---|
| 2WD Weight | 4961 lbs (2250 kg) |
| 2WD Wheelbase | 81.5 inches (207 cm) |
| 4WD Length | 132.3 inches (336 cm) |
| 4WD Weight | 6174 lbs (2800 kg) |
| 4WD Wheelbase | 83.9 inches (213 cm) |
| Front tread | 52 to 79.3 inches (132 to 201 cm) |
| Rear tread | 51.2 to 78.7 inches (130 to 199 cm) |
| 2WD Rear tire | 14-30 |
| 2WD Wheelbase | 81.5 inches (207 cm) |
| 4WD Wheelbase | 83.9 inches (213 cm) |
| Front tire | 7.50-16 |
| Weight | 4961 to 6174 pounds |
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 14-30 |
| 4WD Standard tires (ag) | Front: 9.5x24. Rear: 16.9-30 |
Fiat 640 Height
| 2WD Hood | 56 inches (142 cm) |
|---|---|
| 4WD Hood | 58.5 inches (148 cm) |
| ROPS | 105.9 inches (268 cm) |
Speeds
| Description | With 16.9-30 rear tires. |
|---|
Variants
| 640 | 2WD |
|---|---|
| 640DT | 4WD |