John Deere 990 Utility
Series: Other models
The John Deere 990 is a tractor from the John Deere Utility Tractor series. The four-cylinder engine, displacing 2 litres, produces 41 hp (30.1 kW). Rated output is reached at 2,700 rpm, so it works in the lower rev range.
Wheelbase is 1.75 m.
Within the range, rated power spans from 21.3 to 58.8 hp; with 41 hp, the 990 sits in the mid-field. Directly alongside are the 3039R with 38.8 hp below and the 4120 with 43.6 hp above.
Technical data
Engine
| Engine model | 4TNV84correct |
|---|---|
| Power | 41 hp (30.1 kW)correct |
| Rated speed | 2,700 rpmcorrect |
| Torque | 101.4correct |
| Speed at max. torque | 2,700 rpmcorrect |
| Cylinders | 4correct |
| Displacement | 2,000.9 cm³correct |
| Aspiration | naturalcorrect |
| Coolant capacity | 6.1 lcorrect |
| Engine oil capacity | 5.7 lcorrect |
Dimensions and weights
| Wheelbase | 1,752.6correct |
|---|
Drivetrain and chassis
| Gearbox type | collar shiftcorrect |
|---|---|
| Forward gears | 9correct |
| Reverse gears | 3correct |
| System voltage | 12 Vcorrect |
Working data
| Pump flow | 49.2 l/mincorrect |
|---|---|
| Fuel tank capacity | 32.2 lcorrect |
Frequently asked questions
How much power does the John Deere 990 have?
The John Deere 990 delivers 41 hp.
What engine does the John Deere 990 have?
4 cylinders, 2,001 cm³ displacement.
What to check before buying
- Check the hour meter against the service records — a replaced instrument is the most common gap.
- Compare the data plate and chassis number with the papers.
- Load the hydraulics and watch for sag.
- Ask about parts availability for this build year — the running costs hang on it.
A general list for this type of machine — no substitute for an inspection or an appraiser.
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This page carries 18 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.
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Other models in this series
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Tractor in 3D section
Turn the model, look inside and click an assembly — each one is explained.