AGCO ST22a 4WD
Series: Other models
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The AGCO ST22a is a tractor from the AGCO 4WD Tractor series. Power comes from a three-cylinder engine; from 1.1 litres it draws 23 hp (16.8 kW). Rated output is reached at 2,600 rpm, so it works in the lower rev range.
Unladen weight is 620 kg.
Within the range, rated power spans from 22.8 to 294 hp; with 22.8 hp, the ST22a sits at the bottom end. The next one up is the ST28a with 28.8 hp.
Technical data
Engine
| Power | 22.8 hp (16.8 kW)correct |
|---|---|
| Rated speed | 2,600 rpmcorrect |
| Cylinders | 3correct |
| Displacement | 1,124.2 cm³correct |
| Aspiration | naturalcorrect |
Dimensions and weights
| Length | 2,480 mmcorrect |
|---|---|
| Unladen weight | 620 kgcorrect |
Drivetrain and chassis
| Gearbox type | hydrostatic transmissioncorrect |
|---|---|
| Tyre size | Ag R1correct |
Working data
| Pump flow | 15.5 l/mincorrect |
|---|---|
| PTO output | 19 hpcorrect |
Other data
| Cab height | 1,841correct |
|---|
Where this model stands
Power-to-weight ratio: 27.1 kW/t (17 kW / 0.6 t)
Power class: Compact (< 40 hp)
Stronger than 10% of the tractors in the register — out of 15,143 models with a stated power figure.
Calculated from the documented figures above — not a rating.
Frequently asked questions
How much power does the AGCO ST22a have?
The AGCO ST22a delivers 22.8 hp.
How much does the AGCO ST22a weigh?
The unladen weight is 620 kg.
What engine does the AGCO ST22a have?
3 cylinders, 1,124 cm³ displacement.
What is the PTO output of the AGCO ST22a?
PTO output is 19 hp.
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.
- Check the weights in the papers against the figures here — attachments change them.
- 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 13 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
Sources: [1]
Tractor in 3D section
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