Challenger MT645 VS Farmall Super MD 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 | - |
Farmall Super MD
General Infos| Make | Farmall |
| Model | Super MD |
| Country | United states |
| Production | From 1952 Until 1954 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | Farmall Super MD Manual |
Dimensions, sizes and tires
| AG front tires | 6.00x16 |
| AG rear tires | 13.00x38 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 5725 lbs or 2596 kg |
| Length | 136 inches [345 cm] |
| Width | 84 inches [213 cm] |
| Height | 93 inches [236 cm] |
| Wheelbase | 90.75 inches [230 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 52 to 88 inches |
| Front tread size | 8.625/12.25/13.625/17.50 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 264 ci or 4.3 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 1450 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 20.5 gal or 77.6 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Farmall Super MD Parts |
| Batteries number | 2 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | positive |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | International Harvester Torque Amplifier |
| Trans type | partial power shift |
| Trans gears | 10 forward and 2 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | - |
| Braking system | differential mechanical disc |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | IH Lift-All |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 42 hp or 31.3 kW |
| Drawbar horsepower | 39.52 hp or 29.5 kW |
| Fuel consumption | - |
| Pulling power | 5772 lbs or 2618 kg |
| Claimed power | 47.5 hp or 35.4 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
Farmall Super MD McCormick-Deering AW-6
Challenger MT645 McCormick-Deering Super AWD-6
Challenger MT645 John Deere 60
Farmall Super MD Fahr D180H
Farmall Super MD International Harvester TD-18A
Challenger MT645 McCormick-Deering Super WD-6
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 Farmall Super MD manual book version
- Cabine, electrical And mechanical parts for Farmall Super MD farm-tractor here
