John Deere 4400 VS David Brown 990 Implematic specs comparison

John Deere 4400
General InfosMake | John Deere |
Model | 4400 |
Country | United states |
Production | From 1998 Until 2001 |
Price | - |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | John Deere 4400 Manual |
Dimensions, sizes and tires
AG front tires | 7.00x14 |
AG rear tires | 11.2x24 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 2,900 lbs or 1315 kg |
Length | 117 inches [297 cm] |
Width | 50 inches [127 cm] |
Height | 84 inches [213 cm] (fixed) |
Wheelbase | 68 inches [172 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 100.2 ci or 1.6 L |
Cylinders | 3 cylinders |
Engine power | 33.7 hp or 25.1 kW |
Engine RPM | 2700 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | direct injection |
Fuel tank size | 10 gal or 37.9 L |
Oil capacity | 4.5 qts or 4.3 L |
Oil change | 200 h |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 4400 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 500 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 40 amps |
Trans system | SyncReverser |
Trans type | hydrostatic |
Trans gears | infinite (3-range) forward and reverse |
Clutch system | wet discs, two clutch packs with nine four-inch discs each |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | differential wet disc |
Cabin type | Two-post ROPS |
Differentiel lock | mechanical |
System | open center |
Valves | 2 |
Pump flow | 8.3 gpm or 31.4 lpm |
SVC flow | - |
Steering flow | 5 gpm or 18.9 lpm |
Tank capacity | 6.3 gal or 23.8 L |
Hydraulic pressure | 2500 psi or 172.4 bar |
Max flow | 13.3 gpm or 50.3 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 28.5 hp or 21.3 kW |
Real power | - |
Engine @RPM | 2100@2700 (rpm) |
PTO Clutch | wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | optional |
Mid PTO RPM | 2100 (rpm) |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | 2,200 lbs or 997 kg |
Front hitch | - |
Front hitch lift | - |

David Brown 990 Implematic
General InfosMake | 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 |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | generator |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | partially synchronized |
Trans gears | 12 forward and 4 reverse |
Clutch system | 279mm dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | differential mechanical expanding shoe |
Cabin type | Open operator station |
Differentiel lock | mechanical rear |
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 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 |
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 |
Hitch system | - |
Rear hitch | II/I |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


David Brown 990 Implematic Farmall 504


John Deere 4400 Massey Ferguson 825


John Deere 4400 International Harvester 606


John Deere 4400 Oliver 550


John Deere 4400 Oliver 1800 Series A


John Deere 4400 John Deere 830
Choose another tractor
Useful links and guides ....
- John Deere provided us with the latest version of its 4400 service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 4400 farm-tractor here
- Get your David Brown 990 Implematic manual book version
- Cabine, electrical And mechanical parts for David Brown 990 Implematic farm-tractor here