| Production | |
| Manufacturer | Oliver (a part of White) |
| Row-Crop tractor | |
| Original price was $13,000 in 1975 | |
| Oliver 1855 Engines | |
| Oliver-Waukesha 5.1L 6-cyl diesel | |
| Oliver-Waukesha 5.1L 6-cyl gasoline | |
| Fuel tank | 35 gal 132.5 L |
| Oliver 1855 Transmissions | |
| 6-speed gear | |
| 18-speed partial power shift | |
| Oliver 1855 Power | |
| PTO (claimed) | 92 hp (gas) 68.6 kW |
|   | 98 hp (diesel) 73.1 kW |
| Drawbar (tested) | 82.65 hp 61.6 kW |
| PTO (tested) | 98.60 hp 73.5 kW |
| Mechanical | |
| Two- or four-wheel drive | |
| Power steering | |
| Differential hydraulic disc brakes | |
| Open operator station. Optional two-post ROPS and cab. |
| Photos | |
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| Hydraulics | |
| Type | closed center |
| Pressure | 2200 psi 151.7 bar |
| Pump flow | 20 gpm 75.7 lpm |
| Tractor hitch | |
| Rear Type | I/II |
|   | II/III (optional) |
| Rear lift | 4,000 lbs 1814 kg |
|   | 6,000 lbs (Cat 3) 2721 kg |
| Power Take-off (PTO) | |
| Rear PTO | independent |
| Rear PTO Type | 540 |
|   | 540/1000 |
|   | 1000 |
| Engine RPM | 984@2400 |
| Dimensions & Tires | |
| 2WD Wheelbase | 103 inches 261 cm |
| 4WD Wheelbase | 86.25 inches 219 cm |
| Weight | 11,150 lbs 5057 kg |
| Front tire | 11L-15 |
| Rear tire | 23.1-34 |
| 1855 Serial Numbers | |
| 1969 | 220-640 |
| 1970 | 221-099 |
| 1971 | 225-508 |
| 1972 | 231-366 |
| 1973 | 236-585 |
| 1974 | 247-436 |
| 1975 | 255-727 |
| Final | 255-785 |
FAQ: How to read a serial number table. | |
| References | |
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| 1755/1855/1955 published in 1970, by Oliver | |
| 1755/1855/1955 published in 1970, by White | |
| A Modern Line-Up in Power published in 1969, by Oliver | |
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| Technical Service Manual Electrical Systems (432613) published in 1973 | |
| Technical Service Manual 55 Series Tractor Engines (432618) published in 1973 | |
| Technical Service Manual 55 Series Tractor Hydraulics (432616) published in 1973 |
| Page information | |
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| Email me: Peter@TractorData.com | |
| TractorData is a family-owned small business located in Minnesota. I have been researching tractor history and providing specifications for free since 1999. | |
| Peter Easterlund - owner/author | |
| This machine's data modified on October 9, 2025 |