David Brown 770 Selectamatic VS Massey Ferguson 4255 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	-

Massey Ferguson 4255

General Infos

Make	Massey Ferguson
Model	4255
Country	United states
Production	From 1997  Until 1999
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Massey Ferguson 4255 Manual

Dimensions, sizes and tires

AG front tires	7.5L-15
AG rear tires	16.9-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6914 lbs or 3136 kg
Length	160 inches [406 cm]
Width	79 inches [200 cm]
Height	103 inches [261 cm]
Wheelbase	93 inches [236 cm]
Ground clearance	14 inches [35 cm]
Turning radius	-
Rear tread size	60 to 84 inches
Front tread size	57 to 77 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	243.5 ci or 4.0 L
Cylinders	4 cylinders
Engine power	95 hp or 70.8 kW
Engine RPM	2200 (rpm)
Torque	276 lb-ft or 374.3 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	33.6 gal or 127.2 L
Oil capacity	6.9 qts or 6.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Massey Ferguson 4255 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	590
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	45 amps

Clutch and gearbox specs

Trans system	Speedshift
Trans type	two-speed power shift
Trans gears	18 forward and 6 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	outboard planetary
Steering	hydrostatic power
Braking system	independent hydraulic wet disc
Cabin type	Two-post foldable ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	2 to 4
Pump flow	17.4 gpm or 65.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	13.2 gal or 50.0 L
Hydraulic pressure	3046 psi or 210.0 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	65.6 hp or 48.9 kW
Fuel consumption	5.4 gal/hour or 20.4 l/hour
Pulling power	9170 lbs or 4159 kg

Power take-off (PTO) specs

Claimed power	85 hp or 63.4 kW
Real power	83.3 hp or 62.1 kW
Engine @RPM	-
PTO Clutch	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	5.0 gal/hour or 18.9 l/hour

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	II
Rear hitch lift	5260 lbs or 2385 kg
Front hitch	-
Front hitch lift	-

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