John Deere 4120 tractor is a popular choice for farmers and ranchers. It features a powerful engine and a variety of attachments that make it versatile for many tasks. The tractor is also comfortable to operate, making it an ideal choice for long hours of work.
John Deere 4120 Specifications:
MANUFACTURER: | john deere |
MODEL: | 4120 |
Width | 65.6 in. or 166 cm (R1 tires) to 91.9 (R4 tires) |
Wheelbase | 71.5 in |
Weight | 3700 lbs or 1678 kg |
Length | 325 cm |
Height (hood): | 62 in. or 157 cm |
Height | 97.2 in. or 246 cm |
Engine type | Four-stroke, liquid-cooled, inline |
Engine model | John Deere 4024T |
Drawbar capacity: | 1,103 lbs or 500 kg |
Cylinders | 4 |
Compression ratio | 20.0:1 |
Company country | United states |
Bore and stroke | 86.0 mm X 105.0 mm / 3.39 in X 4.13 in |
AG rear tires | 13.6-28 |
AG front tires | 8.00-16 |
Compression: | 20:01 |
Coolant capacity: | 6.4 qts (6.1 L) |
Displacement | 2.4 L, 2,440 cm2, (148.9 cu·in) |
Fuel type | Diesel |
Horsepower | 43 PS (31.6 kW; 42.4 HP) at 2,400 rpm |
Oil capacity: | 7.9 qts (7.5 L) |
Power: | 43.1 hp [32.1 kW] |
Rated RPM: | 2400 |
Starter | Electric |
Starter power: | 2.9 hp (2.2 kW) |
Starter volts: | 12 |
Torque | 148.0 N·m (15.1 kg·m, 109.1 ft·lb) at 1,440 rpm |
Number of cylinders | 4 cylinders |
Oil tank capacity | 7.9 qts or 7.5 L |
Power RPM | 2400 (rpm) |
Production years | From 2004 Until 2014 |
Tractor type | Compact Utility tractor |
Fuel tank capacity | 14.5 gal or 54.9 L |
Engine torque RPM | – |
Engine torque | – |
Engine size – Displacement – Engine capacity | 148.9 ci |
Engine size | 148.9 ci or 2.4 L |
Engine Code | John Deere |
Coolant tank capacity | 6.4 qts or 6.1 L |
Bore stroke | 3.386×4.134 in. or (86 x 105 mm) |
Transmission Type | hydrostatic eHydro |
Transmission Clutch | – |
Engine Air Filter / Cleaner | – |
Engine Cooling Type | liquid-cooled |
Final drive | Planetary gear |
Maximum power – Output – Horsepower | 43.1 hp @ 2400 rpm |
Steering type | Power |
Transmission / Gearbox gears | infinite forward and reverse |
Drive wheels – Traction – Drivetrain | 4×4 MFWD 4WD |
Differential lock | Mechanical |
Chassis | 4×4 MFWD 4WD |
Brakes | Wet disc |
Bore x Stroke | 3.386×4.134 |
Capacity: | 10.3 gal (39.0 L) |
Front PTO system | – |
Gears | Infinite forward and reverse |
Hydraulics Type: | open center |
Pressure: | 2500 psi (172.4 bar) |
PTO claimed power | 35 hp or 26.1 kW |
PTO clutch system | – |
Pump flow: | 12 gpm (45.4 lpm) |
Rear PTO RPM | 540 (rpm) |
Speed | Forward: 27.2 kmh (16.9 mph) |
Steering flow: | 5.1 gpm (19.3 lpm) |
Total flow: | 17.1 gpm (64.7 lpm) |
Ground | negative |
Mid PTO RPM | 2100 (rpm) |
Mid PTO system | independent |
Number of batteries | 1 |
PTO fuel consumption | – |
Transmission model | eHydro |
Transmission oil capacity | 36.1 L (9.6 US. gal, 8 Imp. gal.) |
Engine Starter – voltage | 12 v |
Charging System | alternator |
Charging Amperage | 75 A |
Battery – voltage | 12 volts |
Battery – Cold Cranking Amperage | 770 A |
Battery – Group | – |
John Deere 4120 Problems:
- Hydraulic problem
- Start Issue
- PTO problem
- Hydrostatic Problem
- Sensor Problem
- Engine problem
- Fuel Injector Issue
- Failure Under Load
Also Read:
- John Deere 4200 Specs, Attachments, Weight, Price, Engine and More
- John Deere 4105 Specs, Attachments, Weight, Price, Engine and More
John Deere 4120 is a reliable tractor that can handle most tasks you may need it to do. Its powerful engine and adjustable transmission make it easy to maneuver, while its large tires and low weight keep it stable on the ground. If you’re looking for a reliable tractor that will get the job done, the John Deere 4120 should be at the top of your list.