This page provides a detailed comparison of the specifications for the Oliver 1850 and the Zetor Proxima 6421. The specifications are categorized into four main sections: Engine, Transmission, Dimensions, and Miscellaneous. By comparing these two tractors side by side, you can easily identify the similarities and differences between them and determine which one best suits your needs.
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Oliver 1850
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Zetor Proxima 6421
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| Images | ||
| Engine | ||
| Engine - Manufacturer | Waukesha-Oliver or Perkins | Zetor |
| Engine - Model | - | - |
| Engine - Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine - Cylinder Orientation | - | - |
| Engine - Valve Configuration | - | - |
| Engine - Fuel Type | Gasoline, LP gas, or Diesel | Diesel |
| Engine - Induction Type | - | - |
| Engine - Cylinders | 6 | 4 |
| Engine - Displacement (ci) | 310 or 354 | 254 |
| Engine - Bore (in) | 3.875 (Gas/LP-gas), 3.88 (Diesel) | - |
| Engine - Stroke (in) | - | - |
| Engine - Rated RPM | 2400 | 2200 |
| Engine - Power Output (hp) | 92.44 | 64 |
| Transmission | ||
| Transmission - Type | Unsynchronized gear or Partial powershift or Partial power shift | Syncromesh with mechanical shuttle |
| Transmission - Forward Gears | 6 or 12 or 18 | 12 |
| Transmission - Reverse Gears | - | - |
| Transmission - Total Gears | - | - |
| Dimensions | ||
| Length (in) | 159.4 (2WD), 152.5 (4WD) | 152 |
| Width (in) | 86.2 | 73 |
| Height (in) | 78.3 | 102 (with cab), 103 (with ROPS) |
| Operating Weight (lb) | 8965 to 10965 (depending on configuration) | 7240 |
| Miscellaneous | ||
| Chassis | - | 4x2 2WD |
| Drive Type | 4x2 2WD or 4x4 MFWD 4WD | 2WD |
| Steering Type | Power assist | - |
| Coolant Capacity (qts) | 20 | - |
| Front Tire Diameter (in) | - | - |
| Front Tire Width (in) | - | 9 |
| Rear Tire Diameter (in) | - | 30 |
| Rear Tire Width (in) | - | 16.9 |
| Front/Rear Rim Diameter (in) | - | - |
| Tire Type | Ag | Agricultural |
| Manufacture - End Year | 1969 | - |
| Hitch Type | Three-Point Hitch | Three-Point Hitch |
| Hitch Category | - | - |
| Hitch Position | Rear | Rear |
| Hitch Capacity (lb) | 5998 lbs | - |
| Operator Station Type | Open operator station or Oliver Continental Cab (optional) | Both Open (ROPS) and Cab Configuration Available |
| Starter Type | Electric | 12 volt electric |
| PTO Type | Independent | - |
| PTO Speed 1 (rpm) | 540 | - |
| PTO Speed 2 (rpm) | 1000 | - |
| PTO Speed 3 (rpm) | 540/1000 | - |
| Brake Type | Differential disc | - |
| Hydraulic System Type | Open center | Open Center |
