Allis Chalmers HD21 VS Massey-Harris 44 Row-Crop 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 | - |
Massey-Harris 44 Row-Crop
General Infos| Make | Massey-Harris |
| Model | 44 Row-Crop |
| Country | United states |
| Production | From 1947 Until 1953 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | gasoline |
| Service repair manual | Massey-Harris 44 Row-Crop Manual |
Dimensions, sizes and tires
| AG front tires | 5.50-16 |
| AG rear tires | 11-38 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 4,165 lbs or 1889 kg |
| Length | 135.3 inches [343 cm] |
| Width | 79 inches [200 cm] |
| Height | 80 inches [203 cm] |
| Wheelbase | 87.75 inches [222 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 51.25 to 88.375 inches |
| Front tread size | 6 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 259.4 ci or 4.3 L |
| Cylinders | 4 cylinders |
| Engine power | 45 hp or 33.6 kW |
| Engine RPM | 1350 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | gasoline |
| Fuel injection | Zenith carburetor |
| Fuel tank size | 19 gal or 71.9 L |
| Oil capacity | 8 qts or 7.6 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 6 V |
| Parts And Accessories | Massey-Harris 44 Row-Crop Parts |
| Batteries number | 1 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | generator |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | unsynchronized gear |
| Trans gears | 5 forward and 1 reverse |
| Clutch system | dry disc |
| Wheel drive | - |
| Final drive | - |
| Steering | manual |
| Braking system | differential mechanical drum |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 1.75 gal or 6.6 L |
| Hydraulic pressure | 1050 psi or 72.4 bar |
| Max flow | 7.5 gpm or 28.4 lpm |
| Drawbar type | - |
| Claimed power | 31 hp or 23.1 kW |
| Drawbar horsepower | 39.90 hp or 29.8 kW |
| Fuel consumption | - |
| Pulling power | 4,612 lbs or 2092 kg |
| Claimed power | 44 hp or 32.8 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | transmission |
| Rear PTO RPM | 534 (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 HD21 Oliver 88
Allis Chalmers HD21 Unitrak UD 12
Massey-Harris 44 Row-Crop Corbitt D-50
Massey-Harris 44 Row-Crop McCormick-Deering AW-6
Massey-Harris 44 Row-Crop Waterloo Manufacturing Company Bronco
Massey-Harris 44 Row-Crop International Harvester TD-24
Choose another tractor
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 Massey-Harris 44 Row-Crop manual book version
- Cabine, electrical And mechanical parts for Massey-Harris 44 Row-Crop farm-tractor here
