70-90 by Fiat-Hesston

1985

1985 90 SeriesUtility tractorFiat built

Series:

Series:60-90 ← 70-90 → 80-90

1984 - 1988

1984 - 1988
90 Series
Utility tractor
Fiat built

Series:

Series:60-90 → 70-90

Production

Production
Distributor:Hesston
Manufacturer:Fiat
Type:Utility tractor
Original price:$27,300 (1988 )

Variants

Variants
60-90DT:4WD

Hesston 60-90 Power

Hesston 60-90 Power
Engine:60 hp
44.7 kW
PTO (claimed):51 hp
38.0 kW

Hesston 60-90 Engine

Hesston 60-90 Engine
Fiat 2.9L 3-cyl diesel
Fuel tank:21.1 gal
79.9 L
Engine details ...

Mechanical

Mechanical
Chassis:4x2 2WD
 4x4 MFWD 4WD
Final drives:planetary
Differential lock:mechanical rear
Steering:power
Brakes:differential hydraulic wet disc
Cab:Four-post ROPS. Cab optional.
Transmissions:12-speed synchromesh
 12-speed mechanical shuttle
 20-speed creeper
Transmission details ...

Hydraulics

Hydraulics
Type:open center
Pressure:2702 psi
186.3 bar
Rear valves:2 or 3
Pump flow:11 gpm
41.6 lpm

Tractor hitch

Tractor hitch
Rear Type:I/II
Rear lift:4950 lbs
2245 kg

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:independent
Rear RPM:540 (1.375)
Engine RPM:540@2198

Dimensions & Tires

Dimensions & Tires
2WD Wheelbase:84.75 inches
215 cm
4WD Wheelbase:85 inches
215 cm
Weight:6292 to 6754 pounds
Front tire:7.50-16
2WD Rear tire:16.9-30
Full dimensions and tires ...

Electrical

Electrical
Ground:negative
Charging system:alternator
Charging amps:65
Battery volts:12

Production

Production Distributor:Hesston
Manufacturer:Fiat
Type:Utility tractor
Original price:$31,100 (1985 )

Variants

Variants 70-90DT:4WD

Hesston 70-90 Power

Hesston 70-90 Power Engine:70 hp
52.2 kW
PTO (claimed):62 hp
46.2 kW
Drawbar (tested):53.92 hp
40.2 kW
PTO (tested):62.25 hp
46.4 kW
power test details ...

1985

1985
90 Series
Utility tractor
Fiat built

Series:

Series:60-90 ← 70-90 → 80-90

Nebraska Tractor Test 1562

Nebraska Tractor Test 1562

Nebraska Tractor Test 1562

Nebraska Tractor Test 1562
Diesel 12-speed 2WD
April 22 - May 9, 1985
Link: Nebraska Tractor Test 1562 file
PTO performance
Power at rated engine speed:62.25 hp
46.4 kW
Fuel use:3.9 gal/hour
14.8 l/hour
Power at rated PTO speed:61.94 hp
46.2 kW
Fuel use:3.7 gal/hour
14.0 l/hour
Drawbar performance
Max power:53.92 hp
40.2 kW
Fuel use:3.8 gal/hour
14.4 l/hour
Max pull:6238 lbs
2829 kg

Hesston 70-90 Engine

Hesston 70-90 Engine Fiat 3.6L 4-cyl diesel Fuel tank:21.1 gal
79.9 L
Engine details ...

1985

1985
90 Series
Utility tractor
Fiat built

Series:

Series:60-90 ← 70-90 → 80-90

Engine Detail

Engine Detail
Fiat 8045.06
diesel
4-cylinder
liquid-cooled
Displacement:220.5 ci
3.6 L
Bore/Stroke:3.937x4.527 inches
100 x 115 mm
Power:70 hp
52.2 kW
Fuel system:direct injection
Pre-heating:ether injection
Compression:17:1
Rated RPM:2500
Starter:electric
Starter volts:12

Mechanical

Mechanical Chassis:4x2 2WD
 4x4 MFWD 4WD
Final drives:planetary
Differential lock:mechanical rear
Steering:power
Brakes:differential hydraulic wet disc
Cab:Four-post ROPS. Cab optional.
Transmissions:12-speed synchromesh
 12-speed mechanical shuttle
 20-speed creeper
Transmission details ...

1985

1985
90 Series
Utility tractor
Fiat built

Series:

Series:60-90 ← 70-90 → 80-90

Transmissions overview

Transmissions overview
12-speed synchromesh
12-speed mechanical shuttle
20-speed creeper

Transmission

Transmission
Type:synchromesh
Gears:12 forward and 4 reverse
Clutch:279.4mm dry disc
Four gears (1-4) in three ranges (I-III) plus reverse range.

Speeds

Speeds

Transmission

Transmission
Type:mechanical shuttle
Gears:12 forward and reverse

Speeds

Speeds
With 18.4-30 rear tires.

Transmission

Transmission
Type:creeper
Gears:20 forward and 8 reverse

Speeds

Speeds
With 18.4-30 rear tires.

Hydraulics

Hydraulics Type:open center
Pressure:2702 psi
186.3 bar
Rear valves:2 or 3
Pump flow:11 gpm
41.6 lpm

Tractor hitch

Tractor hitch Rear Type:II
Rear lift:5212 lbs
2364 kg

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:540 (1.375)
Engine RPM:540@2198

Dimensions & Tires

Dimensions & Tires 2WD Wheelbase:89.25 inches
226 cm
4WD Wheelbase:89.5 inches
227 cm
Weight:6798 to 7436 pounds
Front tire:7.50-16
Rear tire:16.9-30
Full dimensions and tires ...

1985

1985
90 Series
Utility tractor
Fiat built

Series:

Series:60-90 ← 70-90 → 80-90

Hesston 70-90 Tires

Hesston 70-90 Tires
2WD Ag front:7.50-16
4WD Ag front:11.2-24
Ag rear:16.9-30
2WD Ag front:7.50-18
2WD Ag front:9.5L-15
4WD Ag front:13.6-24
4WD Ag front:12.4-24
Ag rear:18.4-30
 13.6-38
 16.9-30

Dimensions

Dimensions
2WD Wheelbase:89.25 inches
226 cm
4WD Wheelbase:89.5 inches
227 cm
2WD Length:135.25 inches
343 cm
4WD Length:140.5 inches
356 cm
2WD Front tread:55.5 to 75.25 inches
140 to 191 cm
4WD Front tread:64.1 to 77 inches
162 to 195 cm
Rear tread:55.1 to 78.75 inches
139 to 200 cm

Hesston 70-90 Weight

Hesston 70-90 Weight
2WD :6798 lbs
3083 kg
4WD :7436 lbs
3372 kg
Operating:7,100 lbs
3220 kg (2WD)
Ballasted:7,775 lbs
3526 kg

Hesston 70-90 Height

Hesston 70-90 Height
2WD Hood:58.25 inches
147 cm
4WD Hood:64.5 inches
163 cm
ROPS:101.25 inches
257 cm
Cab:99.5 inches
252 cm

Electrical

Electrical Ground:negative
Charging system:alternator
Charging amps:65
Battery volts:12

70-90 relate tractors