Hesston 70-90 Utility tractor Specs & Features

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Hesston 70-90 Utility tractor Technical Specifications

Hesston 70-90 is a Row-Crop tractor that was produced by the John Deere between 1985.

Below you will find detailed technical specifications for Hesston 70-90 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Hesston 70-90 Production

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

Hesston 70-90 Power

Engine:
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

Hesston 70-90 Electrical

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

Hesston 70-90 Mechanical

Chassis:

4×2 2WD

4×4 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

Hydraulics

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

Tracktor Hitch

Rear Type:	II
Rear lift:	5212 lbs 2364 kg

Power Take-off (PTO)

Rear PTO:	independent
Rear RPM:	540 (1.375)
Engine RPM:	540@2198

Hesston 70-90 Engine detail

Engine Detail
Fiat 8045.06
diesel
4-cylinder
liquid-cooled
Displacement:	220.5 ci 3.6 L
Bore/Stroke:	3.937×4.527 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

Hesston 70-90 Transmission overview

Engine Oil

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.

Hesston 70-90 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
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
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

Hesston 70-90 Tests

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

FAQ

Is Hesston 70-90 a good tractor?

The Hesston 70-90 is one of the great tractors in the Fiat stable, and it has earned Fiat a fantastic reputation.

How much oil does a Hesston 70-90 take?

Check out the Hesston 70-90 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Fiat made the 60-90

The Hesston 70-90 was an agricultural tractor model made from 1985