David Brown 770 Selectamatic VS John Deere 1050 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	-

John Deere 1050

General Infos

Make	John Deere
Model	1050
Country	United states
Production	From 1980  Until 1989
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	John Deere 1050 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	13.6-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	2933 lbs or 1330 kg
Length	122 inches [309 cm]
Width	65 inches [165 cm]
Height	-
Wheelbase	68.9 inches [175 cm]
Ground clearance	-
Turning radius	-
Rear tread size	51 to 75 inches
Front tread size	49 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	105 ci or 1.7 L
Cylinders	3 cylinders
Engine power	37 hp or 27.6 kW
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	11 gal or 41.6 L
Oil capacity	7 qts or 6.6 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 1050 Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	-
Trans type	sliding gear
Trans gears	8 forward and 2 reverse
Clutch system	255mm mechanical dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical internal expanding shoe
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	7.5 gpm or 28.4 lpm
SVC flow	-
Steering flow	-
Tank capacity	6.875 gal or 26.0 L
Hydraulic pressure	2030 psi or 140.0 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	28 hp or 20.9 kW
Drawbar horsepower	27.25 hp or 20.3 kW
Fuel consumption	2.2 gal/hour or 8.3 l/hour
Pulling power	3,466 lbs or 1572 kg

Power take-off (PTO) specs

Claimed power	33 hp or 24.6 kW
Real power	33.42 hp or 24.9 kW
Engine @RPM	540@2260 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	2.2 gal/hour or 8.3 l/hour

3 point hitch specifiations

Hitch system	mechanical center-link depth sensing
Rear hitch	I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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