Satoh Bison S670 VS David Brown 1390 specs comparison

Satoh Bison S670

General Infos

Make	Satoh
Model	Bison S670
Country	Japan
Production	From 1980  Until 1984
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	Satoh Bison S670 Manual

Dimensions, sizes and tires

AG front tires	5.00-15
AG rear tires	7-1
Lawn front tires	20x8.00-10 (2WD)
Lawn rear tires	20x8.00-10 (2WD)
Indus front tires	-
Indus rear tires	-
Weight	2313 lbs or 1049 kg
Length	106.5 inches [270 cm] (2WD)
Width	59.4 inches [150 cm]
Height	77.6 inches [197 cm]
Wheelbase	60.6 inches [153 cm] (2WD)
Ground clearance	11.2 inches [28 cm]
Turning radius	-
Rear tread size	45.5 to 58.9 inches
Front tread size	40.9 to 52.8 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	79.6 ci or 1.3 L
Cylinders	4 cylinders
Engine power	30 hp or 22.4 kW
Engine RPM	2700 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	10.6 gal or 40.1 L
Oil capacity	6.5 qts or 6.2 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Satoh Bison S670 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	70 amps
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	8 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	drum
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	5.15 gpm or 19.5 lpm
SVC flow	-
Steering flow	3.43 gpm or 13.0 lpm
Tank capacity	1.25 gal or 4.7 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	25 hp or 18.6 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	I
Rear hitch lift	2050 lbs or 929 kg
Front hitch	-
Front hitch lift	-

David Brown 1390

General Infos

Make	David Brown
Model	1390
Country	United states
Production	From 1980  Until 1984
Price	22,100  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 1390 Manual

Dimensions, sizes and tires

AG front tires	7.50-16
AG rear tires	16.9-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5,500 lbs or 2494 kg
Length	135 inches [342 cm]
Width	-
Height	-
Wheelbase	84 inches [213 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	219 ci or 3.6 L
Cylinders	4 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	19 gal or 71.9 L
Oil capacity	7.9 qts or 7.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1390 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	26 amps

Clutch and gearbox specs

Trans system	-
Trans type	synchromesh
Trans gears	12 forward and 4 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	mechanical drum
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	1 or 2
Pump flow	15.3 gpm or 57.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	7.1 gal or 26.9 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	50.26 hp or 37.5 kW
Fuel consumption	4.0 gal/hour or 15.1 l/hour
Pulling power	8624 lbs or 3911 kg

Power take-off (PTO) specs

Claimed power	60 hp or 44.7 kW
Real power	58.40 hp or 43.5 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.7 gal/hour or 14.0 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	2/1
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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