John Deere 6620 Premium VS Kubota M4030 specs comparison
                                         
                                        
                                    
                                
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        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 | - | 
                                        
                                    
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        Kubota M4030
General Infos| Make | Kubota | 
| Model | M4030 | 
| Country | Japan | 
| Production | From 1986 Until 1989 | 
| Price | - | 
| Tractor type | Utility tractor | 
| Fuel | diesel | 
| Service repair manual | Kubota M4030 Manual | 
Dimensions, sizes and tires
| AG front tires | 6.00-16 | 
| AG rear tires | 13.6-2 | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 4,078 lbs or 1849 kg | 
| Length | 135 inches [342 cm] (2WD) | 
| Width | 72.8 inches [184 cm] | 
| Height | - | 
| Wheelbase | 78.7 inches [199 cm] (2WD) | 
| Ground clearance | 18.9 inches [48 cm] (2WD) | 
| Turning radius | - | 
| Rear tread size | 59.3 to 74.8 inches | 
| Front tread size | 55.1 to 78.7 inches | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 158.5 ci or 2.6 L | 
| Cylinders | 6 cylinders | 
| Engine power | 48 hp or 35.8 kW | 
| Engine RPM | 2600 (rpm) | 
| Torque | - | Torque RPM | - | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | 16.9 gal or 64.0 L | 
| Oil capacity | 15.6 qts or 14.8 L | 
| Oil change | - | 
| Starter motor | - | 
| Starter volts | 12 V | 
| Parts And Accessories | Kubota M4030 Parts | 
| Batteries number | - | 
| Batteries voltage | 12 V | 
| Battries Amps | - | 
| Cold Amps | - | 
| Ground force | - | 
| Charging system | - | 
| Charging Volts | - | 
| Charging Amps | - | 
| Trans system | - | 
| Trans type | - | 
| Trans gears | 8 forward and 2 reverse | 
| Clutch system | - | 
| Wheel drive | 4x2 2WD | 
| Final drive | - | 
| Steering | hydrostatic power | 
| Braking system | differential mechanical wet disc | 
| Cabin type | Two-post ROPS | 
| Differentiel lock | standard | 
| System | open center | 
| Valves | 1 | 
| Pump flow | - | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | 12.7 gal or 48.1 L | 
| Hydraulic pressure | 2630 psi or 181.3 bar | 
| Max flow | 11 gpm or 41.6 lpm | 
| Drawbar type | - | 
| Claimed power | - | 
| Drawbar horsepower | 36.53 hp or 27.2 kW | 
| Fuel consumption | 2.6 gal/hour or 9.8 l/hour | 
| Pulling power | 5,673 lbs or 2573 kg | 
| Claimed power | 43 hp or 32.1 kW | 
| Real power | 44.08 hp or 32.9 kW | 
| Engine @RPM | - | 
| PTO Clutch | - | 
| Rear PTO | independent | 
| Rear PTO RPM | 540 (rpm) | 
| Front PTO | - | 
| Front PTO RPM | - | 
| Mid PTO | - | 
| Mid PTO RPM | - | 
| Fuel consumption | 2.6 gal/hour or 9.8 l/hour | 
| Hitch system | - | 
| Rear hitch | II/I | 
| Rear hitch lift | 3,968 lbs or 1799 kg | 
| Front hitch | - | 
| Front hitch lift | - | 
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Useful links and guides ....
- John Deere provided us with the latest version of its 6620 Premium service repair manual
 - Find All mechanical and electrical parts and accessories of John Deere 6620 Premium farm-tractor here
 
- Get your Kubota M4030 manual book version
 - Cabine, electrical And mechanical parts for Kubota M4030 farm-tractor here