Fiat-Hesston
Hesston 680
The Hesston 680 is a utility tractor produced from 1981 to 1984 by Hesston, a part of Fiat. It features a Fiat 3.5L 4-cylinder diesel engine with direct injection and liquid cooling, delivering an estimated 68.9 hp. The tractor was built in Italy and offered in 2WD and 4WD (680DT) variants. It has multiple transmission options including 8-speed partially synchronized, 16-speed, and 8-speed mechanical shuttle. The 680 includes hydrostatic power steering, differential hydraulic disc brakes, and a standard ROPS with an optional Supercomfort cab with air conditioning. Hydraulics are open center type with 2702 psi pressure and 11 gpm pump flow. The rear hitch is category II with a lift capacity of 4,410 lbs. The PTO is independent with a 540 rpm rear PTO. Dimensions vary slightly between 2WD and 4WD models, with wheelbase of 89 inches and operating weights from 5,407 to 6,029 lbs. Electrical system includes a 12-volt battery and alternator charging system. Attachments include the Hesston L340 and L340H loaders.
Power68 hp[P]
Founded1981 - 1984
Model680
Technical Specifications
Detailed specifications and technical data for Hesston 680
Power
| PTO (tested) | 62.47 hp (46.6 kW) |
|---|---|
| PTO (claimed) | 62 hp (46.2 kW) |
| Drawbar (tested) | 53.33 hp (39.8 kW) |
Engine
| Type | diesel |
|---|---|
| Model | Fiat 8045 |
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Fuel tank | 21.1 gal (79.9 L) |
| Rated RPM | 2500 |
| Bore/Stroke | 3.94x4.33 inches (100 x 110 mm) |
| Fuel system | direct injection |
| Displacement | 211 ci (3.5 L) |
| Starter volts | 12 |
| Compression ratio | 17:1 |
Height
| Cab | 99.5 inches (252 cm) |
|---|---|
| Hood | 58.5 inches (2WD) (148 cm), 64.5 inches (4WD) (163 cm) |
| ROPS | 101.5 inches (257 cm) |
Variants
| 680 | 2WD |
|---|---|
| 680DT | 4WD |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 45 (55 with cab and A/C) |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 2 |
| Pressure | 2702 psi (186.3 bar) |
| Pump flow | 11 gpm (41.6 lpm) |
Mechanical
| Cab | Supercomfort cab optional with air conditioning. Optional radio, cassette, and CB radio. |
|---|---|
| ROPS | standard |
| Drive | 4x2 2WD, 4x4 MFWD 4WD (680DT) |
| Brakes | Differential hydraulic disc brakes |
| Steering | hydrostatic power |
Production
| Type | Utility tractor |
|---|---|
| Series | 80 Series |
| Built in | Italy |
| Original price | $21,550 (1984) |
| Years produced | 1981 - 1984 |
Attachments
| Overview | Hesston L340 loader, Hesston L340H loader |
|---|
Transmission
| Options | 8-speed partially synchronized, 16-speed, 8-speed mechanical shuttle |
|---|---|
| 16-speed | 16 forward and 4 reverse gears; Four gears with four ranges provides sixteen forward speeds. |
| 8-speed mechanical shuttle | 8 forward and reverse gears |
| 8-speed partially synchronized | 8 forward and 2 reverse gears; Four gears with high and low ranges provide eight forward speeds. Gears 3/4 are synchronized in both ranges. |
Tractor hitch
| Rear Type | II |
|---|---|
| Rear lift capacity | 4,410 lbs (2000 kg) |
Dimensions & Tires
| Length | 135 inches (2WD) (342 cm), 140 inches (4WD) (355 cm) |
|---|---|
| Rear tire | 16.9-30 |
| Wheelbase | 89 inches (226 cm) |
| Front tire | 7.50-16 (2WD), 11.2-24 (4WD) |
| Operating weight | 5,407 lbs (2WD) (2452 kg), 6,029 lbs (4WD) (2734 kg) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 |