John Deere 6120M

John Deere 6120M 6M Series Technical Specifications

John Deere 6120M is a Row-Crop tractor that was produced by the John Deere between 2015 – 2023.

Below you will find detailed technical specifications for John Deere 6120M covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

John Deere 6120M Production

Manufacturer: John Deere
Type: Utility tractor
Factory: Mannheim, Baden-Wurttemberg, Germany

John Deere 6120M Power

Engine (gross): 120 hp
89.5 kW
Engine (max): 127 hp
94.7 kW
PTO (claimed): 94 hp
70.1 kW
Drawbar (tested): 91.5 hp
68.2 kW
PTO (tested): 105.2 hp
78.4 kW

John Deere 6120M Electrical

Ground: negative
Charging system: alternator
Charging amps: 120
  200*Optional with cab.
Charging volts: 14
Battery volts: 12

John Deere 6120M Mechanical

Chassis: 4×2 2WD
  4×4 MFWD 4WD
Final drives: inboard planetary
Differential lock: electro-hydraulic front and rear
Steering: power
Brakes: hydraulic wet disc
Cab: Cab standard with air-conditoning. Two-post folding ROPS available.
Transmissions: 12-speed
  16-speed four-speed power shift
  24-speed four-speed power shift


Type: open center
  closed-center pressure-and-flow compensated load sensing*Optional
Pressure: 2900 psi
200.0 bar
Rear valves: 3*Optional
Mid valves: 3*Optional
Pump flow: 21.1 gpm
79.9 lpm
  30 gpm
113.6 lpm *Pressure-flow compensated option.
SCV flow: 21.1 gpm
79.9 lpm

Tracktor Hitch

Rear Type: IIIN/II
Control: electronic lower-link draft sensing
Rear lift: 5582 lbs
2531 kg
  7431 lbs
3370 kg *Optional
Drawbar: Cat. 2

Power Take-off (PTO)

Rear PTO: independent
Clutch: electro-hydraulic
Rear RPM: 540/1000 (1.375)
Engine RPM: 540@1932

John Deere 6120M Engine detail

Engine Detail
John Deere PowerTech PSS
turbocharged aftercooled diesel
4-cylinder 16-valve
liquid-cooled inline
Displacement: 276 ci
4.5 L
Bore/Stroke: 4.15×5.00 inches
105 x 127 mm
Emissions: Tier IV
Emission control: cooled exhaust-gas recirculation, diesel particulate filter, and selective catalytic reduction
Rated Power (EC 97/98): 120 hp
89.5 kW
Maximum Power (EC 97/68): 127 hp
94.7 kW
Rated RPM: 2100
Starter: electric
Starter volts: 12
Starter power: 4 hp
3.0 kW
Coolant capacity: 23.25 qts
22.0 L

John Deere 6120M Transmission overview

Engine Oil

Transmission: SyncroPlus
Gears: 12 forward and 4 reverse

John Deere 6120M Dimensions

Wheelbase: 101.6 inches
258 cm
Length: 176.6 inches
448 cm
Width: 100.4 inches
255 cm
Height (ROPS): 113.1 inches
287 cm
Height (cab): 113.3 inches
287 cm
Clearance (front axle): 23.9 inches
60 cm
Rear axle: Flange
Rear axle: Rack-and-pinion: 3.1 by 100.6 inches
78 by 2555 mm
2WD Front tread: 60.4 to 80.4 inches
153 to 204 cm

John Deere 6120M Weight
Shipping: 11486 lbs
5210 kg
Max capacity: 20172 lbs
9150 kg
Max Drawbar: 5400 lbs
2449 kg

John Deere 6120M Tests

OCED Tractor Test 3059

OCED Tractor Test 3059
Diesel PowerQuad Plus 4WD
March 2017 – April 2017,
Link: OCED Tractor Test 3059 file
PTO performance
Max power: 105.2 hp
78.4 kW
Fuel use: 6.0 gal/hour
22.7 l/hour
Power at rated engine speed: 98.2 hp
73.2 kW
Fuel use: 6.2 gal/hour
23.5 l/hour
Power at rated PTO speed: 103.0 hp
76.8 kW
Fuel use: 6.2 gal/hour
23.5 l/hour
Drawbar performance
Max power: 91.5 hp
68.2 kW
Fuel use: 6.3 gal/hour
23.8 l/hour
Max pull: 12855 lbs
5831 kg


Is John Deere 6120M a good tractor?

The John Deere 6120M is one of the great tractors in the John Deere stable, and it has earned John Deere a fantastic reputation.

How much oil does a John Deere 6120M take?

Check out the John Deere 6120M oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year John Deere made the 6110M

The John Deere 6120M was an agricultural tractor model made from 2015 – 2023

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