Challenger MT645 VS David Brown 1390 specs comparison
Challenger MT645
General Infos| Make | Challenger |
| Model | MT645 |
| Country | United states |
| Production | From 2002 Until 2003 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | Challenger MT645 Manual |
Dimensions, sizes and tires
| AG front tires | 14.9R30 |
| AG rear tires | 18.4R42 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 19000 lbs or 8618 kg |
| Length | 203 inches [515 cm] |
| Width | 98.2 inches [249 cm] |
| Height | 121 inches [307 cm] |
| Wheelbase | 121 inches [307 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 449 ci or 7.4 L |
| Cylinders | 6 cylinders |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 120 gal or 454.2 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Challenger MT645 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | power shift |
| Trans gears | 18 forward and 6 reverse |
| Clutch system | electro-hydraulic wet disc |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | - |
| Steering | power |
| Braking system | hydraulic wet disc |
| Cabin type | Cab standard with air-conditioning |
| Differentiel lock | - |
| System | closed center pressure flow compensated |
| Valves | 4 |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | 2900 psi or 200.0 bar |
| Max flow | 29 gpm or 109.8 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 180 hp or 134.2 kW |
| Real power | 183.87 hp or 137.1 kW |
| Engine @RPM | 1000@2091 (rpm) |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 10.9 gal/hour or 41.3 l/hour |
| Hitch system | - |
| Rear hitch | III |
| Rear hitch lift | 18400 lbs or 8346 kg |
| Front hitch | - |
| Front hitch lift | - |
David Brown 1390
General Infos| Make | David Brown |
| Model | 1390 |
| Country | United states |
| Production | From 1980 Until 1984 |
| Price | 22,100 USD |
| Tractor type | Utility tractor |
| Fuel | diesel |
| Service repair manual | David Brown 1390 Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-16 |
| AG rear tires | 16.9-30 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 5,500 lbs or 2494 kg |
| Length | 135 inches [342 cm] |
| Width | - |
| Height | - |
| Wheelbase | 84 inches [213 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 219 ci or 3.6 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 19 gal or 71.9 L |
| Oil capacity | 7.9 qts or 7.5 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | David Brown 1390 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 26 amps |
| Trans system | - |
| Trans type | synchromesh |
| Trans gears | 12 forward and 4 reverse |
| Clutch system | hydraulic dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | mechanical drum |
| Cabin type | Two-post ROPS |
| Differentiel lock | - |
| System | open center |
| Valves | 1 or 2 |
| Pump flow | 15.3 gpm or 57.9 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 7.1 gal or 26.9 L |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 50.26 hp or 37.5 kW |
| Fuel consumption | 4.0 gal/hour or 15.1 l/hour |
| Pulling power | 8624 lbs or 3911 kg |
| Claimed power | 60 hp or 44.7 kW |
| Real power | 58.40 hp or 43.5 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 | 3.7 gal/hour or 14.0 l/hour |
| Hitch system | - |
| Rear hitch | 2/1 |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
Challenger MT645 Yanmar YM4500
David Brown 1390 Yanmar YM186
Challenger MT645 John Deere 1840
David Brown 1390 John Deere 1040
David Brown 1390 International Harvester 786B
David Brown 1390 White 2-65
Choose another tractor
Useful links and guides ....
- Challenger provided us with the latest version of its MT645 service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT645 farm-tractor here
- Get your David Brown 1390 manual book version
- Cabine, electrical And mechanical parts for David Brown 1390 farm-tractor here
