David Brown 990 Implematic VS John Deere 4040 specs comparison

David Brown 990 Implematic 1961 comparison online with competitors

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 4040 1978 comparison online with competitors

John Deere 4040

General Infos
Make John Deere
Model 4040
Country United states
Production From 1978  Until 1982
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual John Deere 4040 Manual

Dimensions, sizes and tires
AG front tires 9.5L-15
AG rear tires 15.5-38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 9630 lbs or 4368 kg
Length 153.2 inches [389 cm]
Width 96 inches [243 cm]
Height 109.8 inches [278 cm]
Wheelbase 104 inches [264 cm]
Ground clearance -
Turning radius 12.8 feet [3.9 m]
Rear tread size 60 to 118.3 inches
Front tread size 50 to 91.3 inches
Turning radius -

Horsepower and engin specs
Engine capacity 404 ci or 6.6 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 37 gal or 140.0 L
Oil capacity 17 qts or 16.1 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories John Deere 4040 Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 6 V
Battries Amps -
Cold Amps 850
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system John Deere Syncro-Range Creeper
Trans type full power shift
Trans gears 13 forward and 5 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system differential hydraulic wet disc
Cabin type Sound-Gard cab standard
Differentiel lock pedal-actuated hydraulic
Hydraulics specifications
System closed center
Valves 1 or 2
Pump flow 23 gpm or 87.1 lpm
SVC flow -
Steering flow -
Tank capacity 11 gal or 41.6 L
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 77 hp or 57.4 kW
Drawbar horsepower 76.56 hp or 57.1 kW
Fuel consumption 6.7 gal/hour or 25.4 l/hour
Pulling power 9,195 lbs or 4170 kg
Power take-off (PTO) specs
Claimed power 90 hp or 67.1 kW
Real power 90.88 hp or 67.8 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 6.7 gal/hour or 25.4 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch II/I
Rear hitch lift 4,316 lbs or 1957 kg
Front hitch -
Front hitch lift -

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