Caterpillar RD7 VS Ford Powermaster 841 specs comparison
Caterpillar RD7
General Infos| Make | Caterpillar |
| Model | RD7 |
| Country | United states |
| Production | From 1935 Until 1940 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Caterpillar RD7 Manual |
Dimensions, sizes and tires
| AG front tires | 60, 74-inch tracks |
| AG rear tires | 60, 74-inch tracks |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 21020 lbs or 9534 kg |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 831 ci or 13.6 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 1000 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Caterpillar RD7 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 4 forward and 1 reverse |
| Clutch system | dry disc |
| Wheel drive | crawler |
| Final drive | - |
| Steering | - |
| Braking system | - |
| 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 | 78.35 hp or 58.4 kW |
| Fuel consumption | - |
| Pulling power | 16782 lbs or 7612 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 | - |
Ford Powermaster 841
General Infos| Make | Ford |
| Model | Powermaster 841 |
| Country | United states |
| Production | From 1957 Until 1961 |
| Price | - |
| Tractor type | Utility tractor |
| Fuel | gasoline |
| Service repair manual | Ford Powermaster 841 Manual |
Dimensions, sizes and tires
| AG front tires | 6.00-16 |
| AG rear tires | 12-28 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 2958 lbs or 1341 kg |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | 74.5 inches [189 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 52 to 76 inches |
| Front tread size | 52 to 80 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 172 ci or 2.8 L |
| Cylinders | 4 cylinders 8 valves |
| Engine power | 56.3 hp or 42.0 kW |
| Engine RPM | 2200 (rpm) |
| Torque | 140.4 lb-ft or 190.4 Nm | Torque RPM | 1400 (rpm) |
| Fuel type | gasoline |
| Fuel injection | - |
| Fuel tank size | 17 gal or 64.3 L |
| Oil capacity | 5 qts or 4.7 L |
| Oil change | 100 h |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Ford Powermaster 841 Parts |
| Batteries number | 1 |
| Batteries voltage | 6 V |
| Battries Amps | 80 amps |
| Cold Amps | - |
| Ground force | postitive |
| Charging system | generator |
| Charging Volts | - |
| Charging Amps | 20 amps |
| Trans system | Sherman Step-Up Step-down |
| Trans type | unsynchronized gear |
| Trans gears | 12 forward and 3 reverse |
| Clutch system | - |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | manual |
| Braking system | differential mechanical expanding shoe |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | open center |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 2 gal or 7.6 L |
| Hydraulic pressure | 2000 psi or 137.9 bar |
| Max flow | 4 gpm or 15.1 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 36.79 hp or 27.4 kW |
| Fuel consumption | - |
| Pulling power | 4,705 lbs or 2134 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | transmission |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | I |
| Rear hitch lift | 1,250 lbs or 567 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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Useful links and guides ....
- Caterpillar provided us with the latest version of its RD7 service repair manual
- Find All mechanical and electrical parts and accessories of Caterpillar RD7 farm-tractor here
- Get your Ford Powermaster 841 manual book version
- Cabine, electrical And mechanical parts for Ford Powermaster 841 farm-tractor here