John Deere 6620 Premium VS J.I. Case 610 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 | - | 
                                        
                                    
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        J.I. Case 610
General Infos| Make | J.I. Case | 
| Model | 610 | 
| Country | Unites states | 
| Production | From 1958 Until 1964 | 
| Price | - | 
| Tractor type | Agricultural Crawler tractor | 
| Fuel | diesel | 
| Service repair manual | J.I. Case 610 Manual | 
Dimensions, sizes and tires
| AG front tires | 14-inch tracks | 
| AG rear tires | 14-inch tracks | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 9510 lbs or 4313 kg | 
| Length | 113.125 inches [287 cm] | 
| Width | 63 inches [160 cm] | 
| Height | - | 
| Wheelbase | 62.625 inches [159 cm] | 
| Ground clearance | 15.5 inches [39 cm] | 
| Turning radius | - | 
| Rear tread size | 49 inches | 
| Front tread size | 49 inches | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 209 ci or 3.4 L | 
| Cylinders | 6 cylinders | 
| Engine power | 62 hp or 46.2 kW | 
| Engine RPM | 2250 (rpm) | 
| Torque | 164 lb-ft or 222.4 Nm | Torque RPM | 1000 (rpm) | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | - | 
| Oil capacity | - | 
| Oil change | - | 
| Starter motor | electric | 
| Starter volts | 6 V | 
| Parts And Accessories | J.I. Case 610 Parts | 
| Batteries number | - | 
| Batteries voltage | 6 V | 
| Battries Amps | - | 
| Cold Amps | - | 
| Ground force | - | 
| Charging system | - | 
| Charging Volts | - | 
| Charging Amps | - | 
| Trans system | Terramatic | 
| Trans type | power shift | 
| Trans gears | 4 forward and reverse | 
| Clutch system | hydraulic disc | 
| Wheel drive | crawler | 
| Final drive | - | 
| Steering | - | 
| Braking system | hydraulic shoe | 
| Cabin type | Open operator station | 
| Differentiel lock | - | 
| System | - | 
| Valves | - | 
| Pump flow | 19 gpm or 71.9 lpm | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | - | 
| Hydraulic pressure | - | 
| Max flow | - | 
| Drawbar type | - | 
| Claimed power | - | 
| Drawbar horsepower | 42.40 hp or 31.6 kW | 
| Fuel consumption | 5.3 gal/hour or 20.1 l/hour | 
| Pulling power | 8801 lbs or 3992 kg | 
| Claimed power | - | 
| Real power | 38.58 hp or 28.8 kW | 
| Engine @RPM | 540@2100 (rpm) | 
| PTO Clutch | - | 
| Rear PTO | - | 
| Rear PTO RPM | 540 (rpm) | 
| Front PTO | - | 
| Front PTO RPM | - | 
| Mid PTO | - | 
| Mid PTO RPM | - | 
| Fuel consumption | 4.2 gal/hour or 15.9 l/hour | 
| Hitch system | - | 
| Rear hitch | - | 
| Rear hitch lift | - | 
| 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 J.I. Case 610 manual book version
 - Cabine, electrical And mechanical parts for J.I. Case 610 farm-tractor here