Zetor 25A VS Oliver 66 Row-Crop specs comparison

Zetor 25A
General InfosMake | Zetor |
Model | 25A |
Country | Czech republic |
Production | From 1949 Until 1961 |
Price | - |
Tractor type | Standard tread tractor |
Fuel | diesel |
Service repair manual | Zetor 25A Manual |
Dimensions, sizes and tires
AG front tires | 5.50-16 |
AG rear tires | 11.25-24 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 4026 lbs or 1826 kg |
Length | 126 inches [320 cm] |
Width | - |
Height | - |
Wheelbase | 74.8 inches [189 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 47.2 to 59.1 inches |
Front tread size | 47.2 to 59.1 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 126.8 ci or 2.1 L |
Cylinders | 2 cylinders |
Engine power | 25 hp or 18.6 kW |
Engine RPM | 1800 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 11.9 gal or 45.0 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Zetor 25A Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 150 amps |
Cold Amps | - |
Ground force | negative |
Charging system | generator |
Charging Volts | - |
Charging Amps | 12.5 amps |
Trans system | - |
Trans type | gear |
Trans gears | 6 forward and 2 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
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 | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | 535@1600 (rpm) |
PTO Clutch | - |
Rear PTO | live |
Rear PTO RPM | 540 (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 | - |

Oliver 66 Row-Crop
General InfosMake | Oliver |
Model | 66 Row-Crop |
Country | United states |
Production | From 1949 Until 1954 |
Price | 2,000 USD |
Tractor type | Row Crop tractor |
Fuel | gasoline |
Service repair manual | Oliver 66 Row-Crop Manual |
Dimensions, sizes and tires
AG front tires | 5.00-15 |
AG rear tires | 8-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 3,193 lbs or 1448 kg |
Length | 134.8 inches [342 cm] |
Width | - |
Height | 85.25 inches [216 cm] |
Wheelbase | 86.75 inches [220 cm] |
Ground clearance | 24.4 inches [61 cm] |
Turning radius | - |
Rear tread size | 60 to 88 inches |
Front tread size | 6.6/11.7 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 129.3 ci or 2.1 L |
Cylinders | 4 cylinders |
Engine power | - |
Engine RPM | 1600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | gasoline |
Fuel injection | Marvel-Schebler carburetor |
Fuel tank size | 10 gal or 37.9 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | Oliver 66 Row-Crop Parts |
Batteries number | - |
Batteries voltage | - |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | unsynchronized gear |
Trans gears | 6 forward and 2 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
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 | 22.50 hp or 16.8 kW |
Fuel consumption | - |
Pulling power | 3,571 lbs or 1619 kg |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (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 | - |
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Useful links and guides ....
- Zetor provided us with the latest version of its 25A service repair manual
- Find All mechanical and electrical parts and accessories of Zetor 25A farm-tractor here
- Get your Oliver 66 Row-Crop manual book version
- Cabine, electrical And mechanical parts for Oliver 66 Row-Crop farm-tractor here