New Holland T8.420 VS John Deere 6620 Premium specs comparison
New Holland T8.420
General Infos| Make | New Holland |
| Model | T8.420 |
| Country | United states |
| Production | From 2013 Until 2014 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | New Holland T8.420 Manual |
Dimensions, sizes and tires
| AG front tires | 420/85R34L480/80R50 |
| AG rear tires | - |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 30165 lbs or 13682 kg |
| Length | 255 inches [647 cm] |
| Width | - |
| Height | - |
| Wheelbase | 139.8 inches [355 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 531 ci or 8.7 L |
| Cylinders | 6 cylinders |
| Engine power | 367 hp or 273.7 kW |
| Engine RPM | 2000 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | electronic high-pressure common rail |
| Fuel tank size | 152 gal or 575.3 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | New Holland T8.420 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 200 amps |
| Trans system | Auto Command CVT |
| Trans type | continuously variable transmission |
| Trans gears | infinite (4-range) forward and reverse |
| Clutch system | - |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | inboard planetary |
| Steering | power |
| Braking system | - |
| Cabin type | Cab standard with air-conditioning |
| Differentiel lock | - |
| System | closed center pressure flow compensating |
| Valves | 4 to 6 |
| Pump flow | 44 gpm or 166.5 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | Cat |
| Claimed power | - |
| Drawbar horsepower | 255.76 hp or 190.7 kW |
| Fuel consumption | 16.5 gal/hour or 62.5 l/hour |
| Pulling power | 28484 lbs or 12920 kg |
| Claimed power | 305 hp or 227.4 kW |
| Real power | 351.44 hp or 262.1 kW |
| Engine @RPM | 1000@1778 (rpm) |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 18.4 gal/hour or 69.6 l/hour |
| Hitch system | electronic lower-link draft sensing |
| Rear hitch | IVN/III |
| Rear hitch lift | 17500 lbs or 7938 kg |
| Front hitch | optional |
| Front hitch lift | 12800 lbs or 5806 kg |
John Deere 6620 Premium
General Infos| Make | John Deere |
| Model | 6620 Premium |
| Country | United states |
| Production | From 2001 Until 2006 |
| Price | - |
| Tractor type | Utility tractor |
| Fuel | diesel |
| Service repair manual | John Deere 6620 Premium Manual |
Dimensions, sizes and tires
| AG front tires | 14.9R28 |
| AG rear tires | 18.4R38 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 11,532 lbs or 5230 kg |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 414.1 ci or 6.8 L |
| Cylinders | 6 cylinders |
| Engine power | 125 hp or 93.2 kW |
| Engine RPM | 2300 (rpm) |
| Torque | 392.0 lb-ft or 531.6 Nm | Torque RPM | 1500 (rpm) |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 54.7 gal or 207.0 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 6620 Premium Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 90 amps |
| Trans system | AutoQuad II |
| Trans type | partial power shift |
| Trans gears | 24 forward and reverse |
| Clutch system | - |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | wet disc |
| Cabin type | Cab standard |
| Differentiel lock | - |
| System | closed center load sensing |
| Valves | - |
| Pump flow | 25.4 gpm or 96.1 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | 2900 psi or 200.0 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 110 hp or 82.0 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | II/IIIN |
| Rear hitch lift | 16,360 lbs or 7420 kg |
| Front hitch | - |
| Front hitch lift | - |
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Useful links and guides ....
- New Holland provided us with the latest version of its T8.420 service repair manual
- Find All mechanical and electrical parts and accessories of New Holland T8.420 farm-tractor here
- Get your John Deere 6620 Premium manual book version
- Cabine, electrical And mechanical parts for John Deere 6620 Premium farm-tractor here
