55-66 by Fiat-Hesston

1985 - 1989

1985 - 1989 66 SeriesUtility tractor

Series:

Series:55-66 → 60-66

1985 - 1991

1985 - 1991
66 Series
Utility tractor
Fiat built

Series:

Series:55-66 ← 60-66 → 70-66

Production

Production
Distributor:Hesston
Manufacturer:Fiat
Type:Utility tractor

Variants

Variants
60-66:utility 2WD
60-66DT:utility 4WD
60-66OR:orchard 2WD
60-66ORDT:orchard 4WD

Hesston 60-66 Power

Hesston 60-66 Power
Engine:60 hp
44.7 kW
Drawbar (claimed):45 hp
33.6 kW
PTO (claimed):51 hp
38.0 kW
Drawbar (tested):44.89 hp
33.5 kW
PTO (tested):51.49 hp
38.4 kW
power test details ...

Hesston 60-66 Engine

Hesston 60-66 Engine
Fiat 2.9L 3-cyl diesel
Fuel tank:19.2 gal
72.7 L
Engine details ...

Mechanical

Mechanical
Chassis:4x2 2WD
 4x4 MFWD 4WD
Steering:power
Brakes:differential mechanical wet disc
Cab:Four-post ROPS. Canopy optional.
Transmissions:12-speed partially synchronized
 12-speed mechanical shuttle
 20-speed creeper
Transmission details ...

Hydraulics

Hydraulics
Type:open center
Pressure:2700 psi
186.2 bar
Valves:1 to 3
Total flow:11 gpm
41.6 lpm

Tractor hitch

Tractor hitch
Rear Type:I/II
Control:position and lower-link draft control
Rear lift:3920 lbs
1778 kg

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:independent
Rear RPM:540/ground

Dimensions & Tires

Dimensions & Tires
2WD Wheelbase:85.6 inches
217 cm
4WD Wheelbase:83.4 inches
211 cm
Weight:4901 to 5700 pounds
Front tire:7.50-16
2WD Rear tire:14.9-28
Full dimensions and tires ...

Hesston 60-66 attachments

Hesston 60-66 attachments
front-end loader
Attachment details ...

Electrical

Electrical
Charging system:alternator
Charging amps:33
Battery volts:12

Production

Production Manufacturer:Hesston (a part of Fiat)
Type:Utility tractor
Original price:$17,400 (1990 )

Variants

Variants 55-66:utility 2WD
55-66DT:utility 4WD

Hesston 55-66 Power

Hesston 55-66 Power Engine:55 hp
41.0 kW
Drawbar (claimed):38 hp
28.3 kW
PTO (claimed):45.8 hp
34.2 kW
Drawbar (tested):38.39 hp
28.6 kW
PTO (tested):45.78 hp
34.1 kW
power test details ...

1985 - 1989

1985 - 1989
66 Series
Utility tractor

Series:

Series:55-66 → 60-66

Nebraska Tractor Test 1560

Nebraska Tractor Test 1560
Diesel 12-speed 2WD
April 15 - 29, 1985
Link: Nebraska Tractor Test 1560 file
PTO performance
Power at rated engine speed:45.78 hp
34.1 kW
Fuel use:3.0 gal/hour
11.4 l/hour
Power at rated PTO speed:44.84 hp
33.4 kW
Fuel use:2.7 gal/hour
10.2 l/hour
Drawbar performance
Max power:38.39 hp
28.6 kW
Fuel use:3.0 gal/hour
11.4 l/hour

Hesston 55-66 Engine

Hesston 55-66 Engine Fiat 2.7L 3-cyl diesel Fuel tank:19.2 gal
72.7 L
Engine details ...

1985 - 1989

1985 - 1989
66 Series
Utility tractor

Series:

Series:55-66 → 60-66

Engine Detail

Engine Detail
Fiat 8035.06
diesel
3-cylinder
liquid-cooled
Displacement:165 ci
2.7 L
Bore/Stroke:3.937x4.528 inches
100 x 115 mm
Power:55 hp
41.0 kW
Compression:17:1
Rated RPM:2500
Starter:electric
Starter volts:12

Mechanical

Mechanical Chassis:4x2 2WD
 4x4 MFWD 4WD
Steering:power
Brakes:mechanical wet disc
Cab:Four-post ROPS. Canopy optional.
Transmissions:12-speed partially synchronized
 12-speed mechanical shuttle
 20-speed creeper
Transmission details ...

1985 - 1989

1985 - 1989
66 Series
Utility tractor

Series:

Series:55-66 → 60-66

Transmissions overview

Transmissions overview
12-speed partially synchronized
12-speed mechanical shuttle
20-speed creeper

Transmission

Transmission
Type:partially synchronized
Gears:12 forward and 4 reverse
Four gears (1-4) in three ranges (I-III). Shifts between gears are synchronized.

Speeds

Speeds
With 16.9-28 rear tires.

Transmission

Transmission
Type:mechanical shuttle
Gears:12 forward and reverse
Four gears (1-4) in three ranges (I-III) with shuttle.

Speeds

Speeds
With 16.9-28 rear tires.

Transmission

Transmission
Type:creeper
Gears:20 forward and 8 reverse
Four gears (1-4) in three ranges (I-III) with normal and creeper ranges.

Speeds

Speeds

Hydraulics

Hydraulics Type:open center
Pressure:2700 psi
186.2 bar
Valves:0 to 3
Total flow:11 gpm
41.6 lpm

Tractor hitch

Tractor hitch Rear Type:I/II
Control:position and lower-link draft control
Rear lift:3920 lbs
1778 kg

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:540/ground

Dimensions & Tires

Dimensions & Tires 2WD Wheelbase:85.6 inches
217 cm
4WD Wheelbase:83.4 inches
211 cm
Weight:4851 to 5402 pounds
Front tire:6.50-16
2WD Rear tire:13.6-28
Full dimensions and tires ...

1985 - 1989

1985 - 1989
66 Series
Utility tractor

Series:

Series:55-66 → 60-66

Hesston 55-66 Tires

Hesston 55-66 Tires
2WD Standard tires (ag):Front: 6.50-16. Rear: 13.6-28
4WD Standard tires (ag):Front: 9.5-24. Rear: 16.9-28

Dimensions

Dimensions
2WD Wheelbase:85.6 inches
217 cm
4WD Wheelbase:83.4 inches
211 cm
2WD Length:130 inches
330 cm
4WD Length:133 inches
337 cm
2WD Clearance (front axle):18.5 inches
46 cm
4WD Clearance (front axle):14.5 inches
36 cm
2WD Front tread:55.1 to 74.75 inches
139 to 189 cm
4WD Front tread:56.9 to 73.75 inches
144 to 187 cm
Rear tread:52.1 to 75.75 inches
132 to 192 cm

Hesston 55-66 Weight

Hesston 55-66 Weight
2WD Shipping:4851 lbs
2200 kg
4WD Shipping:5402 lbs
2450 kg
2WD Operating:5290 lbs
2399 kg
Ballasted:6570 lbs
2980 kg

Hesston 55-66 Height

Hesston 55-66 Height
Steering wheel:63.5 inches
161 cm
Hood:56.5 inches
143 cm
2WD ROPS:92.5 inches
234 cm
4WD ROPS:95 inches
241 cm

Hesston 55-66 attachments

Hesston 55-66 attachments front-end loader Attachment details ...

1985 - 1989

1985 - 1989
66 Series
Utility tractor

Series:

Series:55-66 → 60-66

Hesston L330 Loader

Hesston L330 Loader

Electrical

Electrical Charging system:alternator
Charging amps:33
Battery volts:12

55-66 relate tractors