Caterpillar D7 VS Allis Chalmers 185 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 185
General Infos| Make | Allis Chalmers |
| Model | 185 |
| Country | United states |
| Production | From 1970 Until 1981 |
| Price | 18,891 USD |
| Tractor type | - |
| Fuel | diesel |
| Service repair manual | Allis Chalmers 185 Manual |
Dimensions, sizes and tires
| AG front tires | 6.50-16 |
| AG rear tires | 13.6-38 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 6,710 lbs or 3043 kg |
| Length | 158 inches [401 cm] |
| Width | 76.5 inches [194 cm] |
| Height | - |
| Wheelbase | 99.2 inches [251 cm] |
| Ground clearance | - |
| Turning radius | 10.3 feet [3.1 m] (with brake) |
| Rear tread size | 58 to 93 inches |
| Front tread size | 53 to 77 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 301 ci or 4.9 L |
| Cylinders | 6 cylinders |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 24.6 gal or 93.1 L |
| Oil capacity | 11 qts or 10.4 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Allis Chalmers 185 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 55 amps |
| Trans system | Allis-Chalmers Power Director |
| Trans type | partial power shift |
| Trans gears | 8 forward and 2 reverse |
| Clutch system | - |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | differential mechanical band and disc |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | open |
| Valves | 2 |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 6.5 gal or 24.6 L |
| Hydraulic pressure | - |
| Max flow | 20 gpm or 75.7 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 63.82 hp or 47.6 kW |
| Fuel consumption | 5.3 gal/hour or 20.1 l/hour |
| Pulling power | 7,568 lbs or 3432 kg |
| Claimed power | - |
| Real power | 70.72 hp or 52.7 kW |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | continuous |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 4.9 gal/hour or 18.5 l/hour |
| Hitch system | - |
| Rear hitch | II |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
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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 185 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers 185 farm-tractor here