Leyland 604 VS John Deere 4450 specs comparison
                                         
                                        
                                    
                                
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        Leyland 604
General Infos| Make | Leyland | 
| Model | 604 | 
| Country | England | 
| Production | From 1982 Until 1984 | 
| Price | 21,000 USD | 
| Tractor type | - | 
| Fuel | diesel | 
| Service repair manual | Leyland 604 Manual | 
Dimensions, sizes and tires
| AG front tires | 12.4-24 | 
| AG rear tires | 16.9-30 | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 6400 lbs or 2903 kg | 
| Length | - | 
| Width | - | 
| Height | - | 
| Wheelbase | - | 
| Ground clearance | - | 
| Turning radius | - | 
| Rear tread size | - | 
| Front tread size | - | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 230 ci or 3.8 L | 
| Cylinders | 4 cylinders | 
| Engine power | - | 
| Engine RPM | - | 
| Torque | - | Torque RPM | - | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | - | 
| Oil capacity | - | 
| Oil change | - | 
| Starter motor | - | 
| Starter volts | - | 
| Parts And Accessories | Leyland 604 Parts | 
| Batteries number | - | 
| Batteries voltage | - | 
| Battries Amps | - | 
| Cold Amps | - | 
| Ground force | - | 
| Charging system | - | 
| Charging Volts | - | 
| Charging Amps | - | 
| Trans system | - | 
| Trans type | - | 
| Trans gears | 9 forward and 3 reverse | 
| Clutch system | - | 
| Wheel drive | 4x2 2WD | 
| Final drive | - | 
| Steering | - | 
| Braking system | - | 
| Cabin type | - | 
| Differentiel lock | - | 
| System | - | 
| Valves | - | 
| Pump flow | - | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | - | 
| Hydraulic pressure | - | 
| Max flow | - | 
| Drawbar type | - | 
| Claimed power | - | 
| Drawbar horsepower | - | 
| Fuel consumption | - | 
| Pulling power | - | 
| Claimed power | 62 hp or 46.2 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 | 
| Rear hitch lift | - | 
| Front hitch | - | 
| Front hitch lift | - | 
                                        
                                    
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        John Deere 4450
General Infos| Make | John Deere | 
| Model | 4450 | 
| Country | United states | 
| Production | From 1983 Until 1988 | 
| Price | - | 
| Tractor type | Row Crop tractor | 
| Fuel | diesel | 
| Service repair manual | John Deere 4450 Manual | 
Dimensions, sizes and tires
| AG front tires | 10.00-16 | 
| AG rear tires | 18.4-38 | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 12745 lbs or 5781 kg | 
| Length | 164.1 inches [416 cm] | 
| Width | 96 inches [243 cm] | 
| Height | 116.5 inches [295 cm] | 
| Wheelbase | 105.3 inches [267 cm] | 
| Ground clearance | 15.75 inches [40 cm] | 
| Turning radius | - | 
| Rear tread size | - | 
| Front tread size | - | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 466 ci or 7.6 L | 
| Cylinders | 6 cylinders | 
| Engine power | - | 
| Engine RPM | 2200 (rpm) | 
| Torque | - | Torque RPM | - | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | 65 gal or 246.0 L | 
| Oil capacity | 18 qts or 17.0 L | 
| Oil change | - | 
| Starter motor | - | 
| Starter volts | 12 V | 
| Parts And Accessories | John Deere 4450 Parts | 
| Batteries number | 2 | 
| Batteries voltage | 6 V | 
| Battries Amps | - | 
| Cold Amps | - | 
| Ground force | negative | 
| Charging system | alternator | 
| Charging Volts | - | 
| Charging Amps | 72 amps | 
| Trans system | John Deere Power Shift | 
| Trans type | full power shift | 
| Trans gears | 15 forward and 4 reverse | 
| Clutch system | Perma-Clutch wet disc | 
| Wheel drive | 4x2 2WD | 
| Final drive | - | 
| Steering | power | 
| Braking system | hydraulic wet disc | 
| Cabin type | Sound-Gard cab standard | 
| Differentiel lock | - | 
| System | closed center | 
| Valves | 2 or 3 | 
| Pump flow | 26.5 gpm or 100.3 lpm | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | 10.5 gal or 39.7 L | 
| Hydraulic pressure | 2277 psi or 157.0 bar | 
| Max flow | - | 
| Drawbar type | - | 
| Claimed power | 121 hp or 90.2 kW | 
| Drawbar horsepower | 120.11 hp or 89.6 kW | 
| Fuel consumption | 8.3 gal/hour or 31.4 l/hour | 
| Pulling power | 15,069 lbs or 6835 kg | 
| Claimed power | 140 hp or 104.4 kW | 
| Real power | 140.33 hp or 104.6 kW | 
| Engine @RPM | 540@2200 (rpm) | 
| PTO Clutch | - | 
| Rear PTO | independent | 
| Rear PTO RPM | 540 (rpm) | 
| Front PTO | - | 
| Front PTO RPM | - | 
| Mid PTO | - | 
| Mid PTO RPM | - | 
| Fuel consumption | 8.6 gal/hour or 32.6 l/hour | 
| Hitch system | - | 
| Rear hitch | 3N/2 | 
| Rear hitch lift | 6,294 lbs or 2854 kg | 
| Front hitch | - | 
| Front hitch lift | - | 
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Useful links and guides ....
- Leyland provided us with the latest version of its 604 service repair manual
 - Find All mechanical and electrical parts and accessories of Leyland 604 farm-tractor here
 
- Get your John Deere 4450 manual book version
 - Cabine, electrical And mechanical parts for John Deere 4450 farm-tractor here