Hesston 70-90 Tractor (1985)

Manufacturer:Hesston

Price:31,100(USD)

Series:90 Series

Model:70-90

Equipment Type: Utility Tractors

Factory:

Full Specifications

VARIANTS

70-90DT
4WD

NEBRASKA TRACTOR TEST 1562 2

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

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

ENGINE DETAIL

Description
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

HESSTON 70-90 ENGINE

Description
Fiat 3.6L 4-cyl diesel
Fuel tank
21.1 gal/79.9 L

TRANSMISSIONS OVERVIEW

Description
12-speed synchromesh/12-speed mechanical shuttle/20-speed creeper

TRANSMISSION 1

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

TRANSMISSION 2

Type
mechanical shuttle
Gears
12 forward and reverse

SPEEDS 2

Description
With 18.4-30 rear tires./

TRANSMISSION 3

Type
creeper
Gears
20 forward and 8 reverse

SPEEDS 3

Description
With 18.4-30 rear tires./

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

HYDRAULICS

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

TRACTOR 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 TIRES

2WD Ag front
9.5L-15
4WD Ag front
12.4-24
Ag rear
18.4-30/13.6-38/16.9-30

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

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

ELECTRICAL

Ground
negative
Charging system
alternator
Charging amps
65
Battery volts
12

About Hesston Tractor

The 70-90 tractor is part of the Hesston's 90 Series. The 70-90 is a Utility Tractors type, that is used mainly in Agriculture Tractors. A engine runs the 70-90 tractor. This arrangement is more practical in the real world.

Also See