Challenger MT645 VS Allis Chalmers 18-30 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 | - |
Allis Chalmers 18-30
General Infos| Make | Allis Chalmers |
| Model | 18-30 |
| Country | United states |
| Production | From 1918 Until 1921 |
| Price | - |
| Tractor type | Standard tread tractor |
| Fuel | gasoline |
| Service repair manual | Allis Chalmers 18-30 Manual |
Dimensions, sizes and tires
| AG front tires | 36x6 steel |
| AG rear tires | 50x12 steel |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 6150 lbs or 2789 kg |
| Length | 135 inches [342 cm] |
| Width | 66 inches [167 cm] |
| Height | 68 inches [172 cm] |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 460.7 ci or 7.6 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 830 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | gasoline |
| Fuel injection | Kingston L 1.5" carburetor |
| Fuel tank size | 25 gal or 94.6 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Allis Chalmers 18-30 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | unsynchronized gear |
| Trans gears | 2 forward and 1 reverse |
| Clutch system | hand-operated expanding shoe |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | - |
| Braking system | - |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 18 hp or 13.4 kW |
| Drawbar horsepower | 20.55 hp or 15.3 kW |
| Fuel consumption | 3.5 gal/hour or 13.2 l/hour |
| Pulling power | 3,500 lbs or 1587 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO 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
Allis Chalmers 18-30 Huber 35-70
Challenger MT645 Happy Farmer G 12-24
Allis Chalmers 18-30 Fox River Tractor Company 20-40
Allis Chalmers 18-30 Parrett E 10-20
Allis Chalmers 18-30 Keck-Gonnerman 15-30
Allis Chalmers 18-30 Hart-Parr Oil King 23-35
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 Allis Chalmers 18-30 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers 18-30 farm-tractor here
