John Deere 6120M (2015-2020)

The John Deere 6120M, a staple in modern agriculture, epitomizes versatility and reliability. With its powerful John Deere PowerTech PSS engine, flexible chassis options, and precision hydraulic systems, it’s a trusted companion for farmers worldwide. Its comfortable cab, advanced transmission choices, and robust electrical systems make it a go-to choice for various tasks on the farm. Whether it’s plowing fields, hauling loads, or operating implements, the 6120M excels in delivering optimal performance and efficiency in every agricultural endeavor.

John Deere 6120M
TypeUtility tractor
FactoryMannheim, Baden-Württemberg, Germany
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)
Chassis4×2 2WD, 4×4 MFWD 4WD
Final drivesInboard planetary
Differential lockElectro-hydraulic front and rear
BrakesHydraulic wet disc
CabCab standard with air-conditioning. Two-post folding ROPS available.
Engine Detail
ManufacturerJohn Deere PowerTech PSS
TypeTurbocharged aftercooled diesel
Cylinders4-cylinder 16-valve, liquid-cooled inline
Displacement276 ci (4.5 L)
Bore/Stroke4.15×5.00 inches (105 x 127 mm)
EmissionsTier IV
Rated Power (EC 97/98)120 hp (89.5 kW)
Maximum Power (EC 97/68)127 hp (94.7 kW)
Rated RPM2100
Starter volts12
Coolant capacity23.25 qts (22.0 L)
Transmission 1SyncroPlus, 12 forward and 4 reverse gears
Transmission 2PowrQuad, four-speed power shift, 16 forward and reverse gears, wet disc clutch
TypeOpen center, closed-center pressure-and-flow compensated load sensing*
Pressure2900 psi (200.0 bar)
Rear valves3*
Mid valves3*
Pump flow21.1 gpm (79.9 lpm), 30 gpm (113.6 lpm)*
SCV flow21.1 gpm (79.9 lpm)
Tractor hitchRear Type IIIN/II, electronic lower-link draft sensing, rear lift capacity of 5582 lbs (2531 kg) or 7431 lbs (3370 kg)*
Power Take-off (PTO)
Rear PTOIndependent, electro-hydraulic clutch, rear RPM of 540/1000 (1.375), engine RPM of 540@1932 or 1000@1932
Charging systemAlternator, charging amps of 120 or 200*
Charging volts14
Battery volts12
2WD Standard tires (ag)Front
4WD Standard tires (ag)Front
Wheelbase101.6 inches (258 cm)
Length176.6 inches (448 cm)
Width100.4 inches (255 cm)
Height (ROPS/Cab)113.1 inches/113.3 inches (287 cm)
Clearance (front axle)23.9 inches (60 cm)
Rear axleFlange, Rack-and-pinion
2WD Front tread60.4 to 80.4 inches (153 to 204 cm)
Shipping11486 lbs (5210 kg)
Max capacity20172 lbs (9150 kg)
Max Drawbar5400 lbs (2449 kg)
John Deere 6120M overview

The John Deere 6120M stands as a quintessential example of modern utility tractors, embodying the pinnacle of agricultural engineering from the renowned manufacturer, John Deere. Crafted with precision and attention to detail, this versatile workhorse is designed to tackle a wide array of tasks on the farm with efficiency and reliability.
John Deere PowerTech PSS engine, turbocharged and aftercooled for optimal performance. With a gross power output of 120 horsepower and a maximum rating of 127 horsepower, the 6120M delivers ample power to handle demanding agricultural operations. Its 4-cylinder 16-valve configuration, coupled with liquid-cooling technology, ensures consistent and efficient operation even under heavy loads.

The tractor’s mechanical prowess is evident in its flexible chassis configurations, offering both 4×2 2WD and 4×4 MFWD 4WD setups to suit diverse terrain and operational requirements. Equipped with inboard planetary final drives and electro-hydraulic differential locks on both front and rear axles, the 6120M maintains traction and maneuverability in challenging conditions.

Navigating fields and maneuvering implements is made effortless with power steering and hydraulic wet disc brakes, providing precise control and stopping power when needed. The cab, featuring standard air-conditioning and optional two-post folding ROPS, offers operators a comfortable and safe environment for extended work periods.

In terms of transmission options, the 6120M offers versatility to match various applications. Whether it’s the SyncroPlus transmission with 12 forward and 4 reverse gears or the PowrQuad transmission with four-speed power shift and 16 forward and reverse gears, operators have the flexibility to optimize performance based on their specific needs.

Hydraulically, the tractor is well-equipped with open center, closed-center pressure-and-flow compensated load sensing technology, ensuring efficient power delivery to implements. With a rear hitch capacity ranging from 5582 lbs to 7431 lbs, the 6120M can handle a wide range of implements with ease.

The power take-off system is designed for maximum versatility, featuring an independent rear PTO with electro-hydraulic clutch and selectable speeds of 540/1000 RPM. This allows operators to match the PTO speed to the requirements of various implements, optimizing efficiency and productivity.

Electrical systems are robust and reliable, with a negative ground setup, alternator charging system, and a 12-volt battery ensuring consistent power delivery to essential components.

Traction is assured with standard or optional agricultural tires, providing optimal grip and stability in the field. The tractor’s dimensions, including its wheelbase, length, width, and height, are carefully engineered to strike a balance between maneuverability and stability.

With a shipping weight of 11486 lbs and a maximum drawbar capacity of 5400 lbs, the 6120M offers the perfect blend of power, versatility, and agility, making it a trusted companion for farmers and agricultural professionals worldwide. Whether it’s plowing fields, mowing grass, or hauling loads, the John Deere 6120M delivers unmatched performance and reliability in every task it undertakes.

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