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Satoh Bison S670

The Satoh Bison S670 is a compact utility tractor produced from 1980 to 1984 by Satoh. It features a Mitsubishi 1.3L 4-cylinder liquid-cooled diesel engine producing 30 hp (22.4 kW) with a PTO power of 25 hp (18.6 kW). The tractor offers an 8-speed gear transmission with 2 reverse gears and a dry disc clutch. It is available in two- or four-wheel drive configurations with manual steering and optional power steering. The tractor has drum brakes and an open operator station. Fuel capacity is 10.6 gallons (40.1 L) with a hydraulic system capacity of 1.25 gallons (4.7 L). The rear hitch is type I with position and draft control and a rear lift capacity of 2050 lbs (929 kg). The rear PTO is live with 540/1000 RPM options. Dimensions vary between 2WD and 4WD models, with wheelbases of 60.6 inches (153 cm) and 75.4 inches (191 cm) respectively, and weights ranging from 2313 to 2675 pounds. Tire options include agricultural and lawn/turf types for both 2WD and 4WD models. Electrical system is 12 volts with a 70 AH battery and negative ground.
Satoh Bison S670Satoh tractorcompact utility tractorMitsubishi diesel engine30 hp tractortractor specifications
Power-
Founded-
ModelS670

Technical Specifications

Detailed specifications and technical data for Satoh Bison S670

Power

Engine power:30 hp (22.4 kW)
PTO (claimed):25 hp (18.6 kW)

Tires

Lawn/turf rear:13.6-16
2WD Lawn/turf front:20x8.00-10
4WD Lawn/turf front:6-14
2WD Standard tires (ag):Front: 5.00-15. Rear: 7-16
4WD Standard tires (ag):Front: 7-16. Rear: 12.4-24

Engine

Type:diesel
Power:30 hp (22.4 kW)
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:2700
Air cleaner:dry
Displacement:79.6 ci (1.3 L)
Manufacturer:Mitsubishi
Oil capacity:6.5 qts (6.2 L)
Starter volts:12
Coolant capacity:6.3 qts (6.0 L)
Compression ratio:23:1

Capacity

Fuel:10.6 gal (40.1 L)
Steering:0.9 qts (0.9 L)
Hydraulic system:1.25 gal (4.7 L)

Dimensions

Width:59.4 inches (150 cm)
Height:77.6 inches (197 cm)
2WD Length:106.5 inches (270 cm)
2WD Weight:2313 lbs (1049 kg)
4WD Length:116.9 inches (296 cm)
4WD Weight:2675 lbs (1213 kg)
Rear tread:45.5 to 58.9 inches (115 to 149 cm)
2WD Wheelbase:60.6 inches (153 cm)
4WD Wheelbase:75.4 inches (191 cm)
2WD Front tread:40.9 to 52.8 inches (103 to 134 cm)
4WD Front tread:47.2 inches (119 cm)
Ground clearance:11.2 inches (28 cm)

Electrical

Ground:negative
Battery AH:70
Battery volts:12

Hydraulics

Capacity:1.25 gal (4.7 L)
Pump flow:5.15 gpm (19.5 lpm)
Steering flow:3.43 gpm (13.0 lpm)
Steering capacity:0.9 qts (0.9 L)

Mechanical

Drive:Two- or four-wheel drive
Brakes:Drum brakes
Steering:manual (power Optional)
Operator station:Open operator station

Production

Category:Compact Utility tractor
Manufacturer:Satoh
Years produced:1980 - 1984

Transmission

Type:gear
Gears:8 forward and 2 reverse
Clutch:dry disc
2WD Oil capacity:21.1 qts (20.0 L)
4WD Oil capacity:22.2 qts (21.0 L)

Tractor hitch

Control:position and draft control
Rear Type:I
Rear lift (at ends):2050 lbs (929 kg)

Power Take-off (PTO)

Rear PTO:live
Rear PTO Type:540/1000 (1.375)