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Oliver 990 Specs
Oliver 990 agricultural tractor specifications: tractor type Farm Tractor, horsepower 45.8 kW, weight 4989.0 kg, transmission type Gear type with dry disc clutch.
Manufacturer specifications
| Specification | Metric | Imperial |
|---|---|---|
| Tractor Type | Farm Tractor | |
| Horsepower | 45.8 kW | 61.4 HP |
| Weight | 4989.0 kg | 10998.8 lbs |
| Transmission Type | Gear type with dry disc clutch | |
| Years Made | 1958-1961 | |
| Engine Model | General Motors 3-71 | |
| Engine Type | 4-stroke, liquid-cooled, inline | |
| Fuel Type | Diesel | |
| Cylinders | 3 | |
| Displacement | 3490 cc | 213.0 cu in. |
| Bore | 10.79 cm | 4.25 in. |
| Stroke | 12.70 cm | 5.00 in. |
| Rear PTO Type | Independent | |
| Rear PTO Speed | 540 RPM | |
| Rated RPM | 1800 RPM | |
| Compression Ratio | 17.0:1 | |
| Starter | Electric | |
| Wheelbase | 202.0 cm | 79.5 in. |
| Gears | 6 forward and 2 reverse | |
| Chassis | 4×2 2WD | |
| Max. Travel Speed | 7.4 km/h | Forward: 12.2 MPH (19.6 km/h) Reverse: 4.6 MPH |
| Brakes | Disc | |
| Cabin Type | Open operator station | |
| Steering Type | Power | |
| Front Tires | Ag: 7.50-18 | |
| Rear Tires | Ag: 18-26, 14-34, 15-34 |
Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.
No listing yet. Want to be told?
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Do you have a Oliver 990?
Buyers search this page for a Oliver 990 every week. Listing one is free.