David Brown 990 Implematic VS John Deere 4066M specs comparison

David Brown 990 Implematic

General Infos

Make	David Brown
Model	990 Implematic
Country	United states
Production	From 1961  Until 1980
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 990 Implematic Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	11-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4272 lbs or 1937 kg
Length	118 inches [299 cm]
Width	67 inches [170 cm]
Height	-
Wheelbase	76.75 inches [194 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52/56/60/64/68/72/76 inches
Front tread size	52/56/60/64/68/72/76 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	185.8 ci or 3.0 L
Cylinders	4 cylinders
Engine power	52 hp or 38.8 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	13.74 gal or 52.0 L
Oil capacity	7.8 qts or 7.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 990 Implematic Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	generator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	partially synchronized
Trans gears	12 forward and 4 reverse
Clutch system	279mm dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical expanding shoe
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	7.4 gpm or 28.0 lpm

Drawbar specifications

Drawbar type	-
Claimed power	43 hp or 32.1 kW
Drawbar horsepower	43.47 hp or 32.4 kW
Fuel consumption	3.4 gal/hour or 12.9 l/hour
Pulling power	6,039 lbs or 2739 kg

Power take-off (PTO) specs

Claimed power	48 hp or 35.8 kW
Real power	48.49 hp or 36.2 kW
Engine @RPM	540@1800 (rpm)
PTO Clutch	dry disc
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.0 gal/hour or 11.4 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II/I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

John Deere 4066M

General Infos

Make	John Deere
Model	4066M
Country	United states
Production	From 2014
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	John Deere 4066M Manual

Dimensions, sizes and tires

AG front tires	8.00-16
AG rear tires	13.6-28
Lawn front tires	27x10.50-15
Lawn rear tires	27x10.50-15
Indus front tires	-
Indus rear tires	-
Weight	3770 lbs or 1710 kg
Length	130.6 inches [331 cm]
Width	-
Height	97.4 inches [247 cm]
Wheelbase	73 inches [185 cm]
Ground clearance	-
Turning radius	-
Rear tread size	59.9 inches
Front tread size	53.6 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	127.5 ci or 2.1 L
Cylinders	4 cylinders
Engine power	65.9 hp or 49.1 kW
Engine RPM	2600 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	13 gal or 49.2 L
Oil capacity	5.6 qts or 5.3 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	John Deere 4066M Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	770
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	75 amps

Clutch and gearbox specs

Trans system	eHydro
Trans type	hydrostatic
Trans gears	infinite forward and reverse
Clutch system	wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	Two-post folding ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	10.2 gpm or 38.6 lpm
SVC flow	-
Steering flow	5.7 gpm or 21.6 lpm
Tank capacity	-
Hydraulic pressure	2500 psi or 172.4 bar
Max flow	15.9 gpm or 60.2 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	51.9 hp or 38.7 kW
Real power	-
Engine @RPM	540@2400 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position control
Rear hitch	I
Rear hitch lift	3130 lbs or 1419 kg
Front hitch	-
Front hitch lift	-

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