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Satoh ST-4000

Satoh ST-4000 tractor
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The Satoh ST-4000 is a utility tractor produced from 1977 to 1980 by Satoh. It features a Mitsubishi 2.1L 4-cylinder diesel engine producing 39.5 hp (29.5 kW) with a 9-speed gear transmission. The tractor has a two-wheel drive with an open operator station and uses JIS1 rear hitch with position and draft control. It has a 12.2 gallon (46.2 L) fuel tank and weighs 3351 lbs (1520 kg). The PTO is rated at 35.5 hp (26.5 kW) with multiple engine RPM settings. Tires are 6.00-16 front and 12.4/11-28 rear. Variants include the ST4000 2WD and ST4040 4WD models.
Satoh ST-4000tractorutility tractorMitsubishi 4DQ5 engine39.5 hp9-speed transmission2WDtractor specifications
Power39 hp
Founded1977 - 1980
ModelST-4000

Technical Specifications

Detailed specifications and technical data for Satoh ST-4000

Power

Engine:39.5 hp (29.5 kW)
PTO (claimed):35.5 hp (26.5 kW)

Tires

Ag rear:12.4/11-28
Ag front:6.00-16

Engine

Type:diesel, 4-cylinder, liquid-cooled
Model:Mitsubishi 4DQ5
Power:39.5 hp (29.5 kW)
Torque:92 lb-ft (124.8 Nm)
Starter:electric
Fuel tank:12.2 gal (46.2 L)
Rated RPM:2400
Torque RPM:1600
Bore/Stroke:3.31x3.70 inches (84 x 94 mm)
Displacement:127.2 ci (2.1 L)
Oil capacity:5.3 qts (5.0 L)
Starter volts:12
Coolant capacity:8.5 qts (8.0 L)

Variants

ST4000:2WD
ST4040:4WD

Dimensions

Width:60.6 inches (153 cm)
Length:131.5 inches (334 cm)
Weight:3351 lbs (1520 kg)
Wheelbase:74.2 inches (188 cm)
Rear tread:48 to 71.5 inches (121 to 181 cm)
Front tread:47.4 to 66.5 inches (120 to 168 cm)

Electrical

Ground:negative
Battery volts:12

Mechanical

Drive:Two-wheel drive
Operator station:Open operator station

Production

Type:Utility tractor
Manufacturer:Satoh
Years produced:1977 - 1980

Transmission

Type:gear
Gears:9 forward and 3 reverse

Tractor hitch

Control:position and draft control
Rear Type:JIS1

Power Take-off (PTO)

Engine RPM:625@2400, 837@2400, 1168@2400, 1466@2400
Rear PTO Type:540 (1.375)

Related Models

Satoh ST-4040

Model:ST-4040