Allis Chalmers HD21 VS New Holland T8040 specs comparison

Allis Chalmers HD21
General InfosMake | 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 | - |

New Holland T8040
General InfosMake | New Holland |
Model | T8040 |
Country | United states |
Production | From 2007 Until 2010 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | New Holland T8040 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 20370 lbs or 9239 kg |
Length | 229.5 inches [582 cm] |
Width | 98 inches [248 cm] |
Height | 131.1 inches [332 cm] |
Wheelbase | 129.3 inches [328 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 506.5 ci or 8.3 L |
Cylinders | 6 cylinders |
Engine power | 336.6 hp or 251.0 kW |
Engine RPM | 2200 (rpm) |
Torque | 1008 lb-ft or 1366.8 Nm | Torque RPM | 1500 (rpm) |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 180 gal or 681.3 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | New Holland T8040 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 150 amps |
Trans system | - |
Trans type | full power shift |
Trans gears | 23 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 heat and air-conditioning |
Differentiel lock | - |
System | closed center load sensing |
Valves | 3 to 5 |
Pump flow | 38.6 gpm or 146.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 3249 psi or 224.0 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 216.81 hp or 161.7 kW |
Fuel consumption | 16.1 gal/hour or 60.9 l/hour |
Pulling power | 20898 lbs or 9479 kg |
Claimed power | 255 hp or 190.2 kW |
Real power | 294.37 hp or 219.5 kW |
Engine @RPM | 540@1988 (rpm) |
PTO Clutch | electro-hydraulic |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 16.6 gal/hour or 62.8 l/hour |
Hitch system | - |
Rear hitch | IIIN/III |
Rear hitch lift | 15183 lbs or 6887 kg |
Front hitch | - |
Front hitch lift | 14040 lbs or 6368 kg |
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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 New Holland T8040 manual book version
- Cabine, electrical And mechanical parts for New Holland T8040 farm-tractor here