Allis Chalmers D12 VS J.I. Case 731 specs comparison

Allis Chalmers D12
General InfosMake | Allis Chalmers |
Model | D12 |
Country | United states |
Production | From 1959 Until 1968 |
Price | 3,522 USD |
Tractor type | Row Crop tractor |
Fuel | gasoline |
Service repair manual | Allis Chalmers D12 Manual |
Dimensions, sizes and tires
AG front tires | 5.00x15 |
AG rear tires | 10x24 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 2,800 lbs or 1270 kg |
Length | 121 inches [307 cm] |
Width | - |
Height | - |
Wheelbase | 78.75 inches [200 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 52 to 79.25 inches |
Front tread size | 49.3 to 80 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 149 ci or 2.4 L |
Cylinders | 4 cylinders |
Engine power | 31 hp or 23.1 kW |
Engine RPM | 1650 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | gasoline |
Fuel injection | - |
Fuel tank size | 12.5 gal or 47.3 L |
Oil capacity | 4 qts or 3.8 L |
Oil change | - |
Starter motor | - |
Starter volts | 6 V |
Parts And Accessories | Allis Chalmers D12 Parts |
Batteries number | 1 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | sliding gear |
Trans gears | 4 forward and 1 reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | - |
Braking system | - |
Cabin type | Open operator station |
Differentiel lock | - |
System | live |
Valves | 1 or 2 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | 25.75 hp or 19.2 kW |
Drawbar horsepower | 29.43 hp or 21.9 kW |
Fuel consumption | 2.8 gal/hour or 10.6 l/hour |
Pulling power | 4,241 lbs or 1923 kg |
Claimed power | 30 hp or 22.4 kW |
Real power | 33.32 hp or 24.8 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | - |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 2.7 gal/hour or 10.2 l/hour |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

J.I. Case 731
General InfosMake | J.I. Case |
Model | 731 |
Country | Unites states |
Production | From 1960 Until 1969 |
Price | 6,900 USD |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | J.I. Case 731 Manual |
Dimensions, sizes and tires
AG front tires | 6.00-16 |
AG rear tires | 13.6-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 7,095 lbs or 3218 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | 83 inches [210 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 267 ci or 4.4 L |
Cylinders | 4 cylinders |
Engine power | - |
Engine RPM | 1700 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 22 gal or 83.3 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | J.I. Case 731 Parts |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Dual-Range |
Trans type | unsynchronized |
Trans gears | 8 forward and 2 reverse |
Clutch system | mechanical dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | differential disc |
Cabin type | Open operator station |
Differentiel lock | - |
System | open center |
Valves | 1 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 48.33 hp or 36.0 kW |
Fuel consumption | 3.8 gal/hour or 14.4 l/hour |
Pulling power | 7531 lbs or 3416 kg |
Claimed power | - |
Real power | 56.43 hp or 42.1 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 3.8 gal/hour or 14.4 l/hour |
Hitch system | - |
Rear hitch | II |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


Allis Chalmers D12 J.I. Case 430


J.I. Case 731 J.I. Case 310E


Allis Chalmers D12 Ford 6000


Allis Chalmers D12 Fiat 513R


J.I. Case 731 Massey Ferguson 88


Allis Chalmers D12 Farmall 240
Choose another tractor
Useful links and guides ....
- Allis Chalmers provided us with the latest version of its D12 service repair manual
- Find All mechanical and electrical parts and accessories of Allis Chalmers D12 farm-tractor here
- Get your J.I. Case 731 manual book version
- Cabine, electrical And mechanical parts for J.I. Case 731 farm-tractor here