John Deere 8420 VS Yanmar 424 specs comparison
John Deere 8420
General Infos| Make | John Deere |
| Model | 8420 |
| Country | United states |
| Production | From 2002 Until 2005 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | John Deere 8420 Manual |
Dimensions, sizes and tires
| AG front tires | 16.9R30 |
| AG rear tires | 18.4R46 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 21,650 lbs or 9820 kg |
| Length | 211.9 inches [538 cm] |
| Width | - |
| Height | 122.2 inches [310 cm] |
| Wheelbase | 118.9 inches [302 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | 60 to 80 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 496 ci or 8.1 L |
| Cylinders | 6 cylinders |
| Engine power | 314 hp or 234.1 kW |
| Engine RPM | 2200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | electronic high-pressure common rail (HPCR) |
| Fuel tank size | 160 gal or 605.6 L |
| Oil capacity | 28.5 qts or 27.0 L |
| Oil change | 250 h |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 8420 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 | John Deere PowerShift |
| Trans type | full power shift |
| Trans gears | 16 forward and 4 reverse |
| Clutch system | hydraulic wet disc |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | hydraulic wet disc |
| Cabin type | Cab standard |
| Differentiel lock | - |
| System | closed center pressure-flow compensated |
| Valves | 4 to 5 |
| Pump flow | - |
| SVC flow | 30 gpm or 113.6 lpm |
| Steering flow | - |
| Tank capacity | 37 gal or 140.0 L |
| Hydraulic pressure | 2900 psi or 200.0 bar |
| Max flow | 33.5 gpm or 126.8 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 207.49 hp or 154.7 kW |
| Fuel consumption | 13.6 gal/hour or 51.5 l/hour |
| Pulling power | 29,964 lbs or 13591 kg |
| Claimed power | 235 hp or 175.2 kW |
| Real power | 235.45 hp or 175.6 kW |
| Engine @RPM | 540@1975 (rpm) |
| PTO Clutch | hydraulic wet discs |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 13.7 gal/hour or 51.9 l/hour |
| Hitch system | - |
| Rear hitch | III/IIIN |
| Rear hitch lift | 15180 lbs or 6885 kg |
| Front hitch | IIIN |
| Front hitch lift | 11000 lbs or 4989 kg |
Yanmar 424
General Infos| Make | Yanmar |
| Model | 424 |
| Country | Japan |
| Production | From 2014 |
| Price | - |
| Tractor type | Sub Compact Utility tractor |
| Fuel | diesel |
| Service repair manual | Yanmar 424 Manual |
Dimensions, sizes and tires
| AG front tires | - |
| AG rear tires | - |
| Lawn front tires | 24x8.50-14 |
| Lawn rear tires | 24x8.50-14 |
| Indus front tires | 23x8.50-12 |
| Indus rear tires | 14-17.5 |
| Weight | 1830 lbs or 830 kg |
| Length | 105.8 inches [268 cm] |
| Width | 54.6 inches [138 cm] |
| Height | 85.9 inches [218 cm] |
| Wheelbase | 63 inches [160 cm] |
| Ground clearance | 8.5 inches [21 cm] |
| Turning radius | - |
| Rear tread size | 40.5 inches |
| Front tread size | 37.8 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 77.2 ci or 1.3 L |
| Cylinders | 3 cylinders |
| Engine power | 21.7 hp or 16.2 kW |
| Engine RPM | 3200 (rpm) |
| Torque | 45.7 lb-ft or 62.0 Nm | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 6 gal or 22.7 L |
| Oil capacity | 3.6 qts or 3.4 L |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | Yanmar 424 Parts |
| Batteries number | 1 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 540 |
| Ground force | negative |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | hydrostatic |
| Trans gears | infinite (2-range) forward and reverse |
| Clutch system | - |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | wet disc |
| Cabin type | Two-post foldable ROPS |
| Differentiel lock | - |
| System | open center |
| Valves | - |
| Pump flow | 4.3 gpm or 16.3 lpm |
| SVC flow | - |
| Steering flow | 3.7 gpm or 14.0 lpm |
| Tank capacity | - |
| Hydraulic pressure | 2429 psi or 167.5 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 18.1 hp or 13.5 kW |
| Real power | - |
| Engine @RPM | 554@3200 (rpm) |
| PTO Clutch | 2057:3200 |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | independent |
| Mid PTO RPM | 2000 (rpm) |
| Fuel consumption | - |
| Hitch system | position control |
| Rear hitch | 1 |
| Rear hitch lift | 1209 lbs or 548 kg |
| Front hitch | - |
| Front hitch lift | - |
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Useful links and guides ....
- John Deere provided us with the latest version of its 8420 service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 8420 farm-tractor here
- Get your Yanmar 424 manual book version
- Cabine, electrical And mechanical parts for Yanmar 424 farm-tractor here
