• Rigid chassis
  • WhichTractor size: Utility
  • Lab tested ×1
  • 2003–2006

WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

John Deere 6120 Full specifications

John Deere PowrTech 4.045 TL-070 four-cylinder diesel or John Deere 4045TL054. The manufacturer claimed 79.0 horsepower. The only laboratory test on record is of one version: OECD Test 1821 measured 78.6 hp at the PTO of the 6120 (4 WD).

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

Weight
9,513 lb
3-point lift
10,251 lb
Top speed
24.9 mph

John Deere 6120 specs: key facts

  • The John Deere 6120 was built from 2003 to 2006.

  • Only one version of the John Deere 6120 has a laboratory test on record: the 6120 (4 WD) produced 58.6 kW (78.6 hp) at the PTO, measured on OECD Test 1821.Source 1

  • The John Deere 6120 has a claimed engine power (gross or net not stated) of 58.9 kW (79.0 hp); it has no measured PTO figure.

  • The John Deere 6120 is four-wheel drive (4WD).Source 1

  • The John Deere 6120 has a John Deere PowrTech 4.045 TL-070 engine, a 4-cylinder 4.53 L diesel unit.

  • The John Deere 6120 weighs 4,315 kg (9,513 lb) unladen.

  • The John Deere 6120 has a rear PTO running at 540/1000 rpm.Source 1

  • The three-point hitch of the John Deere 6120 lifts 4,650 kg (10,251 lb) at the lower-link ends.

Source · Traktorenlexikon, “John Deere 6120”

John Deere 6120 tractor
Photo: joost j. bakker, CC BY 2.0 via Wikimedia Commons · Wrong photo?

How much horsepower does a 6120 have?

The only laboratory test on record is of one version. OECD Test 1821 measured 78.6 hp at the PTO of the 6120 (4 WD). For the 6120 as a whole the figure is the 79.0 hp claimed for the engine, which is not power at the shaft.

Engine, claimed (gross/net not stated)
79.0 hp

Sources · Traktorenlexikon, “John Deere 6120”; OECD test report 1821, 1999

What engine is in a 6120?

A 6120 has a John Deere PowrTech 4.045 TL-070, a 4-cylinder 4.53 L diesel engine. 6120 (4 WD) tractors have a John Deere 4045TL054.

Engine — 6120 engine specifications
Make & modelJohn Deere PowrTech 4.045 TL-070
Cylinders4, liquid-cooled
Displacement276.1 ci · 4.53 L
Max torque232 lb·ft · 314 N·m @ 1,399 rpmSource 1
Electrical system12 V

Source · Traktorenlexikon, “John Deere 6120”

How much will a 6120 lift?

A 6120 lifts 10,251 lb (4,650 kg) at the lower-link ends.

Hydraulics & PTO — 6120 hydraulics and PTO specifications
SystemClosed centre, load sensingSource 2
Lift at ends10,251 lb · 4,650 kgSource 2
Rear PTO540/1000 rpm
PTO shaft35 mm, 6 splines / 35 mm, 21 splines

Source · OECD test report 1821, 1999

What transmission does a 6120 have?

Transmission specifications for the 6120 are below.

Transmission — 6120 transmission specifications
SteeringHydrostatic DANFOSS steering
Top speed24.9 mph · 40 km/h

Source · Traktorenlexikon, “John Deere 6120”

How much does a 6120 weigh?

A 6120 weighs 9,513 lb (4,315 kg) unladen.

Weights & dimensions — 6120 weights and dimensions
Unladen weight9,513 lb · 4,315 kg
Maximum permissible mass15,432 lb · 7,000 kg
Wheelbase94.5 in · 2,400 mm
Length168.4 in · 4,278 mm
Width85.7 in · 2,178 mm
Height104.3 in · 2,648 mm
Ground clearance19.3 in · 490 mm
Front track59.8–79.1 in · 1,520–2,010 mm
Rear track63.6–75.3 in · 1,616–1,912 mm

Source · Traktorenlexikon, “John Deere 6120”

How much fuel does a 6120 burn per hour?

Measured on OECD Test 1821 (tested as the 6120 (4 WD)), at each condition the laboratory recorded.

Cost per hour = fuel used per hour × your fuel price (per litre, or per US gallon for the gal/h figure).

Fuel use measured on OECD Test 1821
Test conditionFuel per hour
Maximum PTO powerPTO 58.6 kW (78.6 hp) at 861 rpm17.08 L/h 4.51 gal/h
Rated engine speedPTO 55.7 kW (74.7 hp) at 1,042 rpm18.19 L/h 4.81 gal/h
Standard PTO speedPTO 56.7 kW (76.0 hp) at 1,000 rpm17.98 L/h 4.75 gal/h
75% load, 50% loadNot on record for this test

Source · OECD Test 1821

Which tractors compare with a 6120?

Within 10% of its 79.0 hp of claimed engine power, the same type, and first built within 15 years of it.

Everything else people ask

Is a 6120 two-wheel drive or four-wheel drive?

The John Deere 6120 is four-wheel drive (4WD).

What PTO does a 6120 have?

A 6120 has a 540/1000 rpm rear PTO on a 35 mm, 6 splines / 35 mm, 21 splines shaft.

Where this page comes from

Compiled from OECD tractor test report 1821; and Traktorenlexikon, “John Deere 6120”.

Last verified

Not yet verified

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. Traktorenlexikon: John Deere 6120CC BY-SA 4.0, WIKIBOOKS-TL-50941 · revision 879110. Wikibooks contributors (Traktorenlexikon). Original document