John Deere 3420
Built: 1970-1975 · Series: Other models
More machines from model year 1970
Not the right version? The data comes from vehicle registers holding many near-identical versions side by side. Photograph the data plate — we read make and type from it. Open the scanner e-mail address required
Technical data
Engine
| Engine make | John Deerecorrect |
|---|---|
| Engine model | 6-329correct |
| Fuel | dieselcorrect |
| Cylinders | 6correct |
| Cooling | water-cooledcorrect |
Drivetrain and chassis
| Drive | selectable four-wheel drivecorrect |
|---|---|
| Clutch | drycorrect |
Origin and approval
| Plant | Granadero Baigorria, Santa Fe, Argentinacorrect |
|---|
Other data
| PTO speed | 540correct |
|---|
More machines with this engine (John Deere 6-329, 4)
Frequently asked questions
What engine does the John Deere 3420 have?
6 cylinders, Diesel.
When was the John Deere 3420 built?
Production years: 1970-1975.
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.
Request a quote →
We ask the suppliers and come back with price and lead time.
Request spare parts →
This page carries 12 individual figures for this model. They come from 2 recorded sources; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.
Missing a figure you were looking for? Report it →
Know this machine better? Have a photo, a manual, or know that a figure is wrong? Add it to the register →
Other models in this series
Tractor in 3D section
Turn the model, look inside and click an assembly — each one is explained.