David Brown 770 Selectamatic VS Kubota M8030 specs comparison

David Brown 770 Selectamatic

General Infos

Make	David Brown
Model	770 Selectamatic
Country	United states
Production	From 1965  Until 1970
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 770 Selectamatic Manual

Dimensions, sizes and tires

AG front tires	5.50-16
AG rear tires	11.2/10-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3110 lbs or 1410 kg
Length	112.5 inches [285 cm]
Width	64 inches [162 cm]
Height	-
Wheelbase	75 inches [190 cm]
Ground clearance	-
Turning radius	-
Rear tread size	48/52/56/60/64/68/72/76 inches
Front tread size	48/52/56/60/64/68/72/76 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	146.1 ci or 2.4 L
Cylinders	3 cylinders
Engine power	36 hp or 26.8 kW
Engine RPM	2055 (rpm)
Torque	100 lb-ft or 135.6 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	11.4 gal or 43.1 L
Oil capacity	7.8 qts or 7.4 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	David Brown 770 Selectamatic Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	96 amps
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

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

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	spur gear
Steering	manual
Braking system	mechanical drum
Cabin type	Open operator station
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	27.5 hp or 20.5 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	32 hp or 23.9 kW
Real power	-
Engine @RPM	540@1620 (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	-
Front hitch	-
Front hitch lift	-

Kubota M8030

General Infos

Make	Kubota
Model	M8030
Country	Japan
Production	From 1986  Until 1997
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Kubota M8030 Manual

Dimensions, sizes and tires

AG front tires	7.50-18
AG rear tires	18.4-3
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5,247 lbs or 2380 kg
Length	141 inches [358 cm] (2WD)
Width	83.5 inches [212 cm]
Height	-
Wheelbase	87.4 inches [221 cm] (2WD)
Ground clearance	21.1 inches [53 cm] (2WD)
Turning radius	-
Rear tread size	63.5 to 76.4 inches
Front tread size	56.7 to 80.3 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	261.9 ci or 4.3 L
Cylinders	4 cylinders
Engine power	81 hp or 60.4 kW
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	22.7 gal or 85.9 L
Oil capacity	13.9 qts or 13.2 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Kubota M8030 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	fully synchronized
Trans gears	16 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

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

Hydraulics specifications

System	open center
Valves	1 or 2
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	16.2 gal or 61.3 L
Hydraulic pressure	2630 psi or 181.3 bar
Max flow	11 gpm or 41.6 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	63.20 hp or 47.1 kW
Fuel consumption	4.6 gal/hour or 17.4 l/hour
Pulling power	8,102 lbs or 3675 kg

Power take-off (PTO) specs

Claimed power	76 hp or 56.7 kW
Real power	70.47 hp or 52.5 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	4.1 gal/hour or 15.5 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	4,848 lbs or 2199 kg
Front hitch	-
Front hitch lift	-

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