David Brown 770 Selectamatic VS John Deere 4020 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 |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | 96 amps |
| Cold Amps | - |
| Ground force | negative |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 12 forward and 4 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | spur gear |
| Steering | manual |
| Braking system | mechanical drum |
| 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 | - |
| Drawbar type | - |
| Claimed power | 27.5 hp or 20.5 kW |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| 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 | - |
| Hitch system | position and draft control |
| Rear hitch | I |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
John Deere 4020
General Infos| Make | John Deere |
| Model | 4020 |
| Country | United states |
| Production | From 1963 Until 1972 |
| Price | 10,345 USD |
| Tractor type | - |
| Fuel | - |
| Service repair manual | John Deere 4020 Manual |
Dimensions, sizes and tires
| AG front tires | 6.00-16 (row crop) |
| AG rear tires | 15.5-38 (row crop) |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | Shipping: |
| Length | 151 inches 383 cm |
| Width | 89.6 inches 227 cm |
| Height | - |
| Wheelbase | 100.25 inches 254 cm |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 60 to 91 inches |
| Front tread size | 48.5 to 82.25 inches |
| Turning radius | 8,436 lbs 3826 kg (diesel syncro) |
Horsepower and engin specs
| Engine capacity | - |
| Cylinders | 6 cylinders 12 valves |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | - |
| Torque RPM | - |
| Fuel type | - |
| Fuel injection | - |
| Fuel tank size | 34 gal 128.7 L |
| Oil capacity | 8 qts 7.6 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 4020 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | 75 amps |
| Cold Amps | - |
| Ground force | positive |
| Charging system | Motorola alternator |
| Charging Volts | - |
| Charging Amps | 55 amps |
| Trans system | - |
| Trans type | full power shift |
| Trans gears | 8 forward and 4 reverse |
| Clutch system | - |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | power |
| Braking system | hydraulic wet disc |
| Cabin type | Open operator station |
| Differentiel lock | mechanical rear |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | - |
| Real power | - |
| Engine @RPM | 1000@1900 (rpm) |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | independent |
| Front PTO RPM | 1000 (rpm) |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | II |
| Rear hitch lift | 3790 lbs 1719 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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David Brown 770 Selectamatic Ford 5000 Diesel
John Deere 4020 IMT 533
David Brown 770 Selectamatic Zetor 4011
John Deere 4020 County 1124
David Brown 770 Selectamatic Lanz 100
Choose another tractor
Useful links and guides ....
- David Brown provided us with the latest version of its 770 Selectamatic service repair manual
- Find All mechanical and electrical parts and accessories of David Brown 770 Selectamatic farm-tractor here
- Get your John Deere 4020 manual book version
- Cabine, electrical And mechanical parts for John Deere 4020 farm-tractor here
