Allis Chalmers HD21 VS Fordson Power Major specs comparison
Allis Chalmers HD21
General Infos| Make | Allis Chalmers |
| Model | HD21 |
| Country | United states |
| Production | From 1954 Until 1965 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Allis Chalmers HD21 Manual |
Dimensions, sizes and tires
| AG front tires | tracks |
| AG rear tires | tracks |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 45500 lbs or 20638 kg |
| Length | 198 inches [502 cm] |
| Width | - |
| Height | 99 inches [251 cm] |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 844 ci or 13.8 L |
| Cylinders | 6 cylinders |
| Engine power | 225 hp or 167.8 kW |
| Engine RPM | 1800 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 135 gal or 511.0 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | 24 V |
| Parts And Accessories | Allis Chalmers HD21 Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | torque converter |
| Trans gears | 2 forward and 1 reverse |
| Clutch system | - |
| Wheel drive | crawler |
| Final drive | - |
| Steering | - |
| Braking system | contracting band |
| 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 | - |
| Drawbar horsepower | 135.12 hp or 100.8 kW |
| Fuel consumption | - |
| Pulling power | 40563 lbs or 18399 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 | - |
Fordson Power Major
General Infos| Make | Fordson |
| Model | Power Major |
| Country | United states |
| Production | From 1958 Until 1961 |
| Price | - |
| Tractor type | - |
| Fuel | diesel |
| Service repair manual | Fordson Power Major Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-16 |
| AG rear tires | 14-30 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 4,540 lbs or 2059 kg |
| Length | 130.5 inches [331 cm] |
| Width | 65 inches [165 cm] |
| Height | 64.6 inches [164 cm] |
| Wheelbase | 80 inches [203 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 58/62 inches |
| Front tread size | 54 to 78 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 199 ci or 3.3 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 1600 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 17.4 gal or 65.9 L |
| Oil capacity | 7.2 qts or 6.8 L |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | Fordson Power Major Parts |
| Batteries number | 2 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | 144 |
| Ground force | positive |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | unsymchronized gear |
| Trans gears | 6 forward and 2 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | power assist |
| Braking system | differential mechanical shoe |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | gear pump |
| Valves | - |
| Pump flow | 5.65 gpm or 21.4 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | 2200 psi or 151.7 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 42.63 hp or 31.8 kW |
| Fuel consumption | 3.2 gal/hour or 12.1 l/hour |
| Pulling power | 8,038 lbs or 3646 kg |
| Claimed power | - |
| Real power | 45.39 hp or 33.8 kW |
| Engine @RPM | 540@1600 (rpm) |
| PTO Clutch | - |
| Rear PTO | transmission |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 3.0 gal/hour or 11.4 l/hour |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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Useful links and guides ....
- Allis Chalmers provided us with the latest version of its HD21 service repair manual
- Find All mechanical and electrical parts and accessories of Allis Chalmers HD21 farm-tractor here
- Get your Fordson Power Major manual book version
- Cabine, electrical And mechanical parts for Fordson Power Major farm-tractor here