Allis Chalmers HD21 VS CaseIH Farmall 90 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 | - |
CaseIH Farmall 90
General Infos| Make | CaseIH |
| Model | Farmall 90 |
| Country | United states |
| Production | From 2008 |
| Price | - |
| Tractor type | Utility tractor |
| Fuel | diesel |
| Service repair manual | CaseIH Farmall 90 Manual |
Dimensions, sizes and tires
| AG front tires | - |
| AG rear tires | - |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 5,702 lbs or 2586 kg |
| Length | - |
| Width | - |
| Height | 103.1 inches [261 cm] |
| Wheelbase | 87 inches [220 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 274 ci or 4.5 L |
| Cylinders | 4 cylinders |
| Engine power | 84 hp or 62.6 kW |
| Engine RPM | 2300 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | direct injection |
| Fuel tank size | 23.8 gal or 90.1 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | CaseIH Farmall 90 Parts |
| Batteries number | 1 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 800 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 85 amps |
| Trans system | - |
| Trans type | mechanical shuttle with creeper |
| Trans gears | 20 forward and 12 reverse |
| Clutch system | mechanical dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | power |
| Braking system | hydraulic wet disc |
| Cabin type | Flat deck platform with ROPS |
| Differentiel lock | mechanical rear lock |
| System | open center |
| Valves | 1 to 3 |
| Pump flow | 13.6 gpm or 51.5 lpm |
| SVC flow | - |
| Steering flow | 8.1 gpm or 30.7 lpm |
| Tank capacity | - |
| Hydraulic pressure | 2755 psi or 190.0 bar |
| Max flow | 21.7 gpm or 82.1 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 65.2 hp or 48.6 kW |
| Fuel consumption | 4.5 gal/hour or 17.0 l/hour |
| Pulling power | 7,265 lbs or 3295 kg |
| Claimed power | 70 hp or 52.2 kW |
| Real power | 70.3 hp or 52.4 kW |
| Engine @RPM | - |
| PTO Clutch | mechanical dry clutch |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 4.4 gal/hour or 16.7 l/hour |
| Hitch system | position control and mechanical lower-link draft sensing |
| Rear hitch | 2 |
| Rear hitch lift | 5,025 lbs or 2279 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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CaseIH Farmall 90 Deutz-Fahr Agrolux 320
CaseIH Farmall 90 New Holland T6020 Plus
CaseIH Farmall 90 Terrion ATM 5280
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 CaseIH Farmall 90 manual book version
- Cabine, electrical And mechanical parts for CaseIH Farmall 90 farm-tractor here
