Engine

The engine is a John Deere turbocharged intercooled diesel 6-cylinder liquid-cooled inline with a displacement of 496ci / 8.1L and bore/stroke of 4.56x5.06inches / 116x 129mm. It has a compression ratio of 16.5:1 and a rated RPM of 2100. The engine has a dual paper element air cleaner and a starter voltage of 12. The oil capacity is 25.4qts / 24.0L and the coolant capacity is 33.8qts / 32.0L.


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Transmission

The transmission is an infinitely variable transmission. Unfortunately, no further details were provided in the .

Brakes

The brakes are hydraulic wet disc brakes. The John Deere 7920 has four-wheel drive and power steering. The engine has a cab standard. The displacement of the engine is 496ci / 8.1L and the bore/stroke is 4.56x5.06inches / 116x 129mm. The rated power (ECE R24) is 197.1hp / 147.0kW and the rated power (EC 97/98) is 205.2hp / 153.0kW.



Steering

The steering is a John Deere 8.1L 6-cylinder diesel. Unfortunately, no further details were provided in the .


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Common Problems

Users have reported issues with the transmission, particularly with the infinitely variable transmission. Some users have also reported problems with the hydraulic system, which can be costly to repair. Another common issue is with the cab, which can be uncomfortable for taller operators. Additionally, some users have reported issues with the engine overheating.

What Users Like

Users appreciate the power and performance of the John Deere 7920, particularly when it comes to heavy-duty tasks like plowing and tilling. The four-wheel drive and power steering make it easy to maneuver in tight spaces, and the hydraulic wet disc brakes provide reliable stopping power. Users also like the spacious cab and comfortable seating, as well as the easy-to-use controls and intuitive dashboard layout.

Techincal Specifications

Engine Detail

DescriptionJohn Deere turbocharged intercooled diesel 6-cylinder liquid-cooled inline
Displacement496ci / 8.1L
Bore/stroke4.56x5.06inches / 116x 129mm
Rated Power (ece R24)197.1hp / 147.0kW
Rated Power (ec 97/98)205.2hp / 153.0kW
Maximum Power (ece R24)211.9hp / 158.0kW
Maximum Power (ec 97/68)219.9hp / 164.0kW
Air Cleanerdual paper elements
Compression16.5:1
Rated Rpm2100
Idle Rpm875-2200
Starter Volts12
Oil Capacity25.4qts / 24.0L
Coolant Capacity33.8qts / 32.0L

Engine

DescriptionJohn Deere 8.1L 6-cyl diesel

Transmission

Descriptioninfinitely variable transmission

Mechanical

DescriptionFour-wheel drive Power steering Hydraulic wet disc brakes Cab standard

Tires

Ag Front420/90R30
Ag Rear480/80R46

Dimensions And Tires

Wheelbase112.6inches / 286cm
Weight17603 to 17965 pounds
Front Tire420/90R30
Rear Tire480/80R46

Capacity

Fuel103.5gal / 391.7L 94.7gal (With right step) / 358.4L
Hydraulic System28.5gal / 107.9L
Front Axle15.2qts / 14.4L
Front Hub2 qts/1.9 L
Hd Front Hub4 qts/3.8 L

Hydraulics

Typeclosed-center pressure-flow compensated (PFC)
Capacity28.5gal / 107.9L
Pressure3046psi / 210.0bar
Valves7
Pump Flow32.2gpm / 121.9lpm
Scv Flow30gpm / 113.6lpm

Tractor Hitch

Rear Type3/3N
Rear Lift10050lbs / 4558kg 14000lbsOptOptional / 6350kg

Electrical

Groundnegative
Charging Systemalternator
Charging Amps150
Batteries2
Battery Cca925
Battery Volts12

Power Take Off Pto

Rear Ptoindependent
Clutchhydraulic wet discs
Rear Rpm540/1000 (1.375)/1000 (1.75)
Engine Rpm540@1950 / 1000@1950
Front Ptoindependent OptOptional
Front Rpm1000 (1.75)

Serial Location

DescriptionOn tractor frame, front right-hand side