John Deere 6620 Premium VS Deutz-Fahr DX 90 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 | - | 
                                        
                                    
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        Deutz-Fahr DX 90
General Infos| Make | Deutz-Fahr | 
| Model | DX 90 | 
| Country | Germany | 
| Production | From 1978 Until 1982 | 
| Price | - | 
| Tractor type | Row Crop tractor | 
| Fuel | diesel | 
| Service repair manual | Deutz-Fahr DX 90 Manual | 
Dimensions, sizes and tires
| AG front tires | 10.00-16 | 
| AG rear tires | 18.4x34 | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 9856 lbs or 4470 kg | 
| Length | 170.1 inches [432 cm] | 
| Width | - | 
| Height | 102.4 inches [260 cm] | 
| Wheelbase | 100.8 inches [256 cm] | 
| Ground clearance | - | 
| Turning radius | - | 
| Rear tread size | 59 to 79 inches | 
| Front tread size | - | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 287.4 ci or 4.7 L | 
| Cylinders | 5 cylinders | 
| Engine power | - | 
| Engine RPM | 2300 (rpm) | 
| Torque | - | Torque RPM | - | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | 31.7 gal or 120.0 L | 
| Oil capacity | 13.7 qts or 13.0 L | 
| Oil change | - | 
| Starter motor | - | 
| Starter volts | - | 
| Parts And Accessories | Deutz-Fahr DX 90 Parts | 
| Batteries number | - | 
| Batteries voltage | - | 
| Battries Amps | - | 
| Cold Amps | - | 
| Ground force | - | 
| Charging system | - | 
| Charging Volts | - | 
| Charging Amps | - | 
| Trans system | - | 
| Trans type | fully synchronized | 
| Trans gears | 15 forward and 5 reverse | 
| Clutch system | dry disc | 
| Wheel drive | 4x2 2WD | 
| Final drive | bull gear | 
| Steering | power | 
| Braking system | hydraulic dry disc | 
| Cabin type | Cab standard with air-conditioning | 
| Differentiel lock | - | 
| System | - | 
| Valves | - | 
| Pump flow | 10.4 gpm or 39.4 lpm | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | 3.96 gal or 15.0 L | 
| Hydraulic pressure | - | 
| Max flow | - | 
| Drawbar type | - | 
| Claimed power | - | 
| Drawbar horsepower | - | 
| Fuel consumption | - | 
| Pulling power | - | 
| Claimed power | 84 hp or 62.6 kW | 
| Real power | - | 
| Engine @RPM | - | 
| PTO Clutch | wet disc | 
| 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 | 
| Rear hitch lift | 7720 lbs or 3501 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 Deutz-Fahr DX 90 manual book version
 - Cabine, electrical And mechanical parts for Deutz-Fahr DX 90 farm-tractor here