Caterpillar D7 VS Allis Chalmers B specs comparison
Caterpillar D7
General Infos| Make | Caterpillar |
| Model | D7 |
| Country | United states |
| Production | From 1940 Until 1961 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Caterpillar D7 Manual |
Dimensions, sizes and tires
| AG front tires | 20-inch tracks |
| AG rear tires | 20-inch tracks |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 24,330 lbs or 11036 kg |
| Length | 162.25 inches [412 cm] |
| Width | 97 inches [246 cm] |
| Height | - |
| Wheelbase | - |
| Ground clearance | 15.5 inches [39 cm] |
| Turning radius | - |
| Rear tread size | 74 inches |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 831 ci or 13.6 L |
| Cylinders | 2 cylinders pony engine |
| Engine power | - |
| Engine RPM | 1200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 65 gal or 246.0 L |
| Oil capacity | 22 qts or 20.8 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Caterpillar D7 Parts |
| Batteries number | - |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 5 forward and 4 reverse |
| Clutch system | dry metallic disc |
| Wheel drive | crawler |
| Final drive | - |
| Steering | manual clutches |
| 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 | 109.79 hp or 81.9 kW |
| Fuel consumption | 8.3 gal/hour or 31.4 l/hour |
| Pulling power | 28,274 lbs or 12825 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 | - |
Allis Chalmers B
General Infos| Make | Allis Chalmers |
| Model | B |
| Country | United states |
| Production | From 1938 Until 1957 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | gasoline |
| Service repair manual | Allis Chalmers B Manual |
Dimensions, sizes and tires
| AG front tires | 4.00-15 |
| AG rear tires | 9-24 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 2060 lbs or 934 kg |
| Length | 110.25 inches [280 cm] |
| Width | 52.7 inches [133 cm] (minimum) |
| Height | - |
| Wheelbase | 73.4 inches [186 cm] |
| Ground clearance | 21.75 inches [55 cm] |
| Turning radius | 7.75 feet [2.4 m] (with brakes) |
| Rear tread size | 40 to 52 inches |
| Front tread size | 42 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 113 ci or 1.9 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 1400 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | gasoline |
| Fuel injection | - |
| Fuel tank size | 12 gal or 45.4 L |
| Oil capacity | 4 qts or 3.8 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 6 V |
| Parts And Accessories | Allis Chalmers B Parts |
| Batteries number | 1 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | positive |
| Charging system | generator |
| Charging Volts | - |
| Charging Amps | 12 amps |
| Trans system | - |
| Trans type | unsynchronized gear |
| Trans gears | 3 forward and 1 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | manual |
| Braking system | differential mechanical 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 | 19.51 hp or 14.5 kW |
| Fuel consumption | - |
| Pulling power | 2,667 lbs or 1209 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | transmission |
| Rear PTO RPM | 560 (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
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Caterpillar D7 J.I. Case RC
Caterpillar D7 McCormick-Deering W-9
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Choose another tractor
Useful links and guides ....
- Caterpillar provided us with the latest version of its D7 service repair manual
- Find All mechanical and electrical parts and accessories of Caterpillar D7 farm-tractor here
- Get your Allis Chalmers B manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers B farm-tractor here
