Overview
The Hesston 60-66 is a utility farm tractor produced between 1985 and 1991 in both two-wheel and four-wheel drive configurations. Manufactured by Fiat, it features a 2.9L 3-cylinder diesel engine and was available in standard utility and orchard variants. The tractor is equipped with an open center hydraulic system and either a 12-speed or 20-speed transmission.
Ideal Applications
Tested Engine and PTO Performance:
According to Nebraska Tractor Test 1531, the diesel engine produced 51.49 hp at the PTO and 44.89 hp of maximum drawbar power while consuming 3.2 gallons of fuel per hour at max power.
Transmission and Drive Configurations:
This model offers mechanical shuttle and creeper transmission options, ranging from 12 forward and 4 reverse gears up to a 20-speed system, paired with either 2WD or 4WD drivelines.
Hitch and Hydraulic Capacities:
The rear lift system provides 3,920 pounds of capacity on a Category I/II hitch, supported by a hydraulic pump flow of 11 gpm at 2,700 psi.
Production
| Description | Utility tractor |
|---|---|
| Distributor | Hesston |
| Manufacturer | Fiat |
Engine
| Engine type | Fiat 2.9L 3-cyl diesel |
|---|---|
| Fuel tank | 19.2 gal (72.7 L) |
| Bore/Stroke | 4.094x4.527 inches (104 x 115 mm) |
| Compression | 17:1 |
| Description | Fiat 8035.05 / diesel / 3-cylinder / liquid-cooled |
| Displacement | 179 ci (2.9 L) |
| Power | 60 hp (44.7 kW) |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
| Drawbar (claimed) | 45 hp (33.6 kW) |
| Drawbar (tested) | 44.89 hp (33.5 kW) |
| PTO (claimed) | 51 hp (38.0 kW) |
| PTO (tested) | 51.49 hp (38.4 kW) |
Transmission
| Description | Four gears (1-4) in three ranges (I-III). Shifts between gears are synchronized. / Four gears (1-4) in three ranges (I-III) with shuttle. / Four gears (1-4) in three ranges (I-III) with normal and creeper ranges. |
|---|---|
| Gears | 12 forward and 4 reverse / 12 forward and reverse / 20 forward and 8 reverse |
| Type | partially synchronized / mechanical shuttle / creeper |
| Transmission type | 12-speed partially synchronized / 12-speed mechanical shuttle / 20-speed creeper |
| Transmission type | 12-speed partially synchronized / 12-speed mechanical shuttle / 20-speed creeper |
Mechanical
| Description | Power steering / Differential mechanical wet disc brakes / Four-post ROPS. Canopy optional. |
|---|---|
| Drive type | Two- or four-wheel drive |
Hydraulics
| Pressure | 2700 psi (186.2 bar) |
|---|---|
| Total flow | 11 gpm (41.6 lpm) |
| Type | open center |
| Valves | 1 to 3 |
Hitch
| Control | position and lower-link draft control |
|---|---|
| Rear lift | 3920 lbs (1778 kg) |
| Rear Type | I/II |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/ground |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 33 |
| Charging system | alternator |
Dimensions & Tires
| 2WD Clearance (front axle) | 20 inches (50 cm) |
|---|---|
| 2WD Front tread | 55.1 to 74.75 inches (139 to 189 cm) |
| 2WD Length | 130 inches (330 cm) |
| 2WD Wheelbase | 85.6 inches (217 cm) |
| 4WD Clearance (front axle) | 14 inches (35 cm) |
| 4WD Front tread | 56.9 to 73.75 inches (144 to 187 cm) |
| 4WD Length | 133 inches (337 cm) |
| 4WD Wheelbase | 83.4 inches (211 cm) |
| Rear tread | 52.1 to 75.75 inches (132 to 192 cm) |
| 2WD Rear tire | 14.9-28 |
| 2WD Wheelbase | 85.6 inches (217 cm) |
| 4WD Wheelbase | 83.4 inches (211 cm) |
| Front tire | 7.50-16 |
| Weight | 4901 to 5700 pounds |
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 14.9-28 |
| 4WD Standard tires (ag) | Front: 9.5-24. Rear: 16.9-28 |
Hesston 60-66 Height
| 2WD ROPS | 92.5 inches (234 cm) |
|---|---|
| 4WD ROPS | 95 inches (241 cm) |
| Hood | 56.5 inches (143 cm) |
| Steering wheel | 63.5 inches (161 cm) |
Hesston 60-66 Weight
| 2WD Shipping | 4901 lbs (2223 kg) |
|---|---|
| 4WD Operating | 5700 lbs (2585 kg) |
| 4WD Shipping | 5452 lbs (2473 kg) |
| Ballasted | 7460 lbs (3383 kg) |
Hesston 60-66 attachments
| Description | front-end loader |
|---|
Nebraska Tractor Test 1531
| Description | Diesel 12-speed 4WDAugust 28 - September 5, 1984Link: Nebraska Tractor Test 1531 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 3.2 gal/hour (12.1 l/hour) / 2.8 gal/hour (10.6 l/hour) / 3.2 gal/hour (12.1 l/hour) |
| Max power | 44.89 hp (33.5 kW) |
| Power at rated engine speed | 51.49 hp (38.4 kW) |
| Power at rated PTO speed | 48.51 hp (36.2 kW) |
References
| Description | 66 Series Tractors 45 to 70 PTO HP published in 1985, by Hesston / 66 Series Tractors Models 55-66, 60-66, 70-66, 80-66 - 45 to 70 PTO HP published in 1985, by Hesston |
|---|
Speeds
| Description | With 14.9-28 rear tires. / With 14.9-28 rear tires. |
|---|
Variants
| 60-66 | utility 2WD |
|---|---|
| 60-66DT | utility 4WD |
| 60-66OR | orchard 2WD |
| 60-66ORDT | orchard 4WD |