John Deere 3120 Utility
Series: Other models
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The John Deere 3120 is a tractor from the John Deere Utility Tractor series. Power comes from a three-cylinder engine; from 1.5 litres it draws 30 hp (22 kW). Rated output is reached at 2,600 rpm, so it works in the lower rev range.
Wheelbase is 1.73 m.
Within the range, rated power spans from 21.3 to 58.8 hp; with 29.9 hp, the 3120 sits in the lower third. Directly alongside are the 790 with 27.4 hp below and the 3032E with 31.2 hp above.
Technical data
Engine
| Engine model | 3TNV82Acorrect |
|---|---|
| Power | 29.9 hp (22 kW)correct |
| Rated speed | 2,600 rpmcorrect |
| Torque | 75.4correct |
| Speed at max. torque | 2,600 rpmcorrect |
| Cylinders | 3correct |
| Displacement | 1,501.1 cm³correct |
| Aspiration | naturalcorrect |
| Coolant capacity | 1.5 lcorrect |
| Engine oil capacity | 4.9 lcorrect |
Dimensions and weights
| Wheelbase | 1,728.2correct |
|---|
Drivetrain and chassis
| Gearbox type | eHydro - 3 rangecorrect |
|---|---|
| System voltage | 12 Vcorrect |
Working data
| Pump flow | 52.6 l/mincorrect |
|---|---|
| Fuel tank capacity | 51.1 lcorrect |
Frequently asked questions
How much power does the John Deere 3120 have?
The John Deere 3120 delivers 29.9 hp.
What engine does the John Deere 3120 have?
3 cylinders, 1,501 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.
We do not sell machines. We ask the dealers who carry this model and come back with price and lead time.
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This page carries 16 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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