David Brown 4600 Selectamatic VS John Deere 7820 specs comparison
David Brown 4600 Selectamatic
General Infos| Make | David Brown |
| Model | 4600 Selectamatic |
| Country | United states |
| Production | From 1968 Until 1971 |
| Price | 4,600 USD |
| Tractor type | Utility tractor |
| Fuel | gasoline |
| Service repair manual | David Brown 4600 Selectamatic Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-16 |
| AG rear tires | 14.9/13-28 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 4300 lbs or 1950 kg |
| Length | 121.5 inches [308 cm] |
| Width | 68.375 inches [173 cm] (min) |
| Height | - |
| Wheelbase | 79.75 inches [202 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 52 to 80 inches |
| Front tread size | 52 to 72 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 164.4 ci or 2.7 L |
| Cylinders | 3 cylinders |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | 140 lb-ft or 189.8 Nm | Torque RPM | 1400 (rpm) |
| Fuel type | gasoline |
| Fuel injection | - |
| Fuel tank size | 13.75 gal or 52.0 L |
| Oil capacity | 6.75 qts or 6.4 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | David Brown 4600 Selectamatic Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| 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 | expanding shoe |
| Cabin type | Open operator station |
| Differentiel lock | rear diff lock standard |
| System | Selectamatic |
| Valves | 0 to 2 |
| Pump flow | 7.3 gpm or 27.6 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 6 gal or 22.7 L |
| Hydraulic pressure | 2000 psi or 137.9 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 38.34 hp or 28.6 kW |
| Fuel consumption | 4.0 gal/hour or 15.1 l/hour |
| Pulling power | 5421 lbs or 2458 kg |
| Claimed power | 46 hp or 34.3 kW |
| Real power | 43.17 hp or 32.2 kW |
| Engine @RPM | 540@1823 (rpm) |
| PTO Clutch | - |
| Rear PTO | live |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 3.7 gal/hour or 14.0 l/hour |
| Hitch system | position and draft control |
| Rear hitch | II/I |
| Rear hitch lift | 1800 lbs or 816 kg |
| Front hitch | - |
| Front hitch lift | - |
John Deere 7820
General Infos| Make | John Deere |
| Model | 7820 |
| Country | United states |
| Production | From 2004 Until 2007 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | John Deere 7820 Manual |
Dimensions, sizes and tires
| AG front tires | 11.00-16 |
| AG rear tires | 18.4R4 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 16,002 lbs or 7258 kg |
| Length | 212.2 inches [538 cm] |
| Width | 96 inches [243 cm] (short axle) |
| Height | 125.4 inches [318 cm] |
| Wheelbase | 112.6 inches [286 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 496 ci or 8.1 L |
| Cylinders | 6 cylinders |
| Engine power | - |
| Engine RPM | 2100 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 103.5 gal or 391.7 L |
| Oil capacity | 25.4 qts or 24.0 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 7820 Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 925 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 150 amps |
| Trans system | AutoPowr IVT |
| Trans type | infinitely variable transmission |
| Trans gears | infinite forward and reverse |
| Clutch system | hydraulic wet discs |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | hydraulic wet disc |
| Cabin type | Cab standard |
| Differentiel lock | - |
| System | closed-center pressure-flow compensated |
| Valves | 7 |
| Pump flow | 32.2 gpm or 121.9 lpm |
| SVC flow | 30 gpm or 113.6 lpm |
| Steering flow | - |
| Tank capacity | 28.5 gal or 107.9 L |
| Hydraulic pressure | 3046 psi or 210.0 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 143.52 hp or 107.0 kW |
| Fuel consumption | 9.5 gal/hour or 36.0 l/hour |
| Pulling power | 21,634 lbs or 9813 kg |
| Claimed power | 155 hp or 115.6 kW |
| Real power | 170.96 hp or 127.5 kW |
| Engine @RPM | 540@1950 (rpm) |
| PTO Clutch | hydraulic wet discs |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 9.6 gal/hour or 36.3 l/hour |
| Hitch system | - |
| Rear hitch | 3/3N |
| Rear hitch lift | 10,050 lbs or 4558 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
David Brown 4600 Selectamatic John Deere 7420
David Brown 4600 Selectamatic Challenger MT465B
David Brown 4600 Selectamatic CaseIH Farmall DX34
John Deere 7820 Farmtrac 70
John Deere 7820 Steyr 9100M
John Deere 7820 Kubota BX1500
Choose another tractor
Useful links and guides ....
- David Brown provided us with the latest version of its 4600 Selectamatic service repair manual
- Find All mechanical and electrical parts and accessories of David Brown 4600 Selectamatic farm-tractor here
- Get your John Deere 7820 manual book version
- Cabine, electrical And mechanical parts for John Deere 7820 farm-tractor here
