WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • Lab tested ×2
  • 2003–2006

WhichTractor size, not the maker’s category

John Deere 6120 Transmission specs

9 transmission 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

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “John Deere 6120”, 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 fast will a 6120 go?

The fastest speed on record for a 6120 is 24.9 mph (40 km/h). The gearbox itself is not on record yet.

Transmission — 6120 Transmission
Drive4WDSource 1,Source 2
Forward gears16–24the article lists alternatives
Reverse gears16–24the article lists alternatives
Transmission as described16 forward/16 reverse or 24 forward/24 reverse
Top speed forward24.9 mph · 40 km/h
Creeper gears available, optionalYes
SteeringHydrostatic DANFOSS steering
Differential lockElectrohydraulically actuated multi-disc differential lock under load
Front axleZF pendulum steering drive axle, type APL-2025

Source · Traktorenlexikon, “John Deere 6120”

Sources and how this page was built

9 transmission values from Traktorenlexikon, “John Deere 6120”; OECD test report 1821, 1999; and OECD test report 2028, 2002.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. 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
  2. OECD Code 2 test report 2/2 028: John Deere 6120 — Licence not stated by the publisher; facts cited, OECD-2028 · published 2002-11-27 · retrieved 2026-09-14. OECD; testing station DLG, Gross-Umstadt, Germany. Original document
  3. Traktorenlexikon: John Deere 6120 — CC BY-SA 4.0, WIKIBOOKS-TL-50941 · revision 879110. Wikibooks contributors (Traktorenlexikon). Original document