- Rigid chassis
- WhichTractor size: High-power
- No lab test on file
- 1978–1982
WhichTractor size, not the maker’s category
John Deere 4840 Hydraulics & PTO specs
10 hydraulics and PTO values on record for the 4840.
Engine power, claimed · gross or net not stated
178.6 hp
133.2 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “John Deere 4840”, claimed
This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.
How much will a 4840 lift?
A 4840 lifts 8,294 lb (3,762 kg) at the lower-link ends.
| Hydraulic centre | Closed centre |
|---|---|
| Pump flow | 23.0 gpm · 87.1 L/min |
| Hydraulic pressure | 3,481 psi · 240 bar |
| Rear remote valves | 2 |
| Three-point hitch category | Category 3 |
| Lift capacity at ball ends | 8,294 lb · 3,762 kg |
Source · Traktorenlexikon, “John Deere 4840”
What PTO does a 4840 have?
A 4840 has a 1000 rpm rear PTO.
| Rear PTO drive | Engine-driven |
|---|---|
| Rear PTO independence | Independent |
| Rear PTO speeds | 1000 rpm |
| Rear PTO shaft | 1 3/8"- 21 teilig (Form-2) |
Source · Traktorenlexikon, “John Deere 4840”
Sources and how this page was built
10 hydraulics and PTO values from Traktorenlexikon, “John Deere 4840”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: John Deere 4840 — CC BY-SA 4.0, WIKIBOOKS-TL-105695 · revision 868546. Wikibooks contributors (Traktorenlexikon). Original document