- Rigid chassis
- WhichTractor size: Utility
- Lab tested ×1
- 2003–2006
WhichTractor size, not the maker’s category
John Deere 6120 Engine specifications
18 engine values on record for the 6120.
Engine power, claimed · gross or net not stated
79.0 hp
58.9 kW as stated by the source
Not independently tested
Claimed · standard not stated by the source
Source · Traktorenlexikon, “John Deere 6120”, claimed
What engine is in the diesel 6120?
The diesel 6120 has a John Deere PowrTech 4.045 TL-070, a 4-cylinder 4.53 L diesel engine. Fitted to 6120.
| Make & model | John Deere PowrTech 4.045 TL-070 |
|---|---|
| Fuel | Diesel |
| Cylinders | 4 |
| Displacement | 276.1 ci · 4.53 L |
| Cooling | Liquid-cooled |
| Maximum torque | 232 lb·ft · 314 N·m |
| Maximum torque speed | 1,399 rpmSource 1 |
| Cylinders | 4 |
| Displacement | 4.8 qt · 4.5 L |
| Bore | 4.2 in · 106.5 mm |
| Stroke | 5.0 in · 127 mm |
| Rated engine speed | 2,300 rpm |
| Torque rise | 51.7 % |
Source · Traktorenlexikon, “John Deere 6120”
What engine is in a 6120?
A 6120 has a John Deere 4045TL054, a 4-cylinder 4.53 L engine. Fitted to 6120 (4 WD).
| Make & model | John Deere 4045TL054 |
|---|---|
| Cylinders | 4 |
| Displacement | 276.1 ci · 4.53 L |
| Aspiration | Supercharged |
Source · OECD test report 1821, 1999
How much fuel does a 6120 use?
On OECD Test 1821, the 6120 used 4.51 gal/h (17.1 L/h) at maximum power.
| Fuel consumption, at maximum power | 4.51 gal/h · 17.1 L/h |
|---|---|
| Fuel consumption, at rated engine speed | 4.81 gal/h · 18.2 L/h |
| Fuel consumption, at standard PTO speed | 4.75 gal/h · 18.0 L/h |
| Engine speed, at maximum power | 1,900 rpm |
| Engine speed, at rated engine speed | 2,300 rpm |
| Engine speed, at standard PTO speed | 2,208 rpm |
| Maximum torque | 249 lb·ft · 338.0 N·m |
| Torque rise | 46.3% |
Source · OECD test report 1821, 1999
Where this page comes from
18 engine values from Traktorenlexikon, “John Deere 6120”; and OECD test report 1821, 1999.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- OECD Code 2 test report 2/1 821: John Deere 6120 — Licence not stated by the publisher; facts cited, OECD-1821 · published 1999-04-19 · retrieved 2026-09-14. OECD; testing station DLG, Groß-Umstadt, Germany. Original document
- Traktorenlexikon: John Deere 6120 — CC BY-SA 4.0, WIKIBOOKS-TL-50941 · revision 879110. Wikibooks contributors (Traktorenlexikon). Original document