Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 2120 Technical Data

JD 2120 Engine Specifications

Engine Model ....................... John Deere
Engine Type ....................... Four stroke, 4-cylinder diesel
Number of Cylinders ....................... 4
Displacement, cu in (L) ....................... 219 (3.60)
Engine Bore, in (mm) ....................... 4.02 (102.0)
Engine Stroke, in (mm) ....................... 4.33 (110.0)
Aspiration ....................... Natural
Rated Engine Power, hp (kW) ....................... 68.0 (50.7)
Rated Engine Speed, rpm ....................... 2500
Torque Speed, rpm ....................... 1500
Compression ....................... 16.3:1
Fuel Tank Capacity, gal (L) ....................... 19.5 (73.8)
Coolant Capacity, qts (L) ....................... 11.0 (10.4)
Electrical System Rating, Volts ....................... 12
Charging System ....................... Generator

John Deere 2120 Power Take-Off

Rear PTO Operational Type (Std) ....................... Live
Rear PTO Operational Type (Opt) ....................... Independent
PTO Horsepower, hp (kW) ....................... 60.1 (44.7)
Rear PTO Speed, rpm ....................... 540, 540/1000
Mid PTO ....................... Optional
Mid PTO Speed, rpm ....................... 1000

John Deere 2120 Transmission

Transmission Type (Std) ....................... Collar Shift
Gearbox Type ....................... 8F/4R, Unsynchronized
Number of Forward Gears ....................... 8
Number of Reverse Gears ....................... 4
Clutch ....................... Dry type
Maximum Forward Speed, mph (kph) ....................... 16.6 (26.6)
Maximum Reverse Speed, mph (kph) ....................... 4.6 (7.4)

Transmission Type (Opt) ....................... 16F/8R, 2-speed powershift
Number of Forward Gears ....................... 16
Number of Reverse Gears ....................... 8
Clutch ....................... Dry disc
Maximum Forward Speed, mph (kph) ....................... 18.6 (29.9)
Maximum Reverse Speed, mph (kph) ....................... 8.1 (13.0)
Service Brake ....................... Differential hydraulic wet disc

JD 2120 Wheels and Tires

Drive Wheels ....................... 2WD 4x2
Steering Configuration ....................... Front Steer
Steering System ....................... Power assist
Front Tire Size ....................... 7.5x16
Rear Tire Size ....................... 15.5x38

John Deere 2120 Hydraulics and Hitch

Hydraulic System Type ....................... Closed Center
Implement Pump Flow, gpm (Lpm) ....................... 12.4 (46.9)
Hydraulic Capacity, gal (L) ....................... 15.0 (57.0)
Hydraulic Pressure, Bar (psi) ....................... 155 (2250)
Number of Standard Remote Valves ....................... 2
3-Point Hitch Type ....................... Rear
3-Point Hitch Category ....................... 2
Standard Lift Capacity at lift pin, lb (kg) ....................... 4500 (2040)

JD 2120 Dimensions and Weight

Wheelbase, in (mm) ....................... 86 (2180)
Length, in (mm) ....................... 142 (3600)
Overall Width, in (mm) ....................... 71 (1800)
Height, in (mm) ....................... 96.5 (2450)
Turning Radius, in (mm) ....................... 146.2 (3700)
Weight, lb (kg) ....................... 6615 (3000)

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JOHN DEERE TRACTORS SPECIFICATIONS

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JOHN DEERE TRACTORS ATTACHMENTS
1023E 2025R 2210 2520 3032E
3046R 3520 4066R 4105 4200
4320 4400 4520 4600 4720
430 420 455 X300 X350
X485 X500 X590 X700 X738

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JOHN DEERE FRONT END LOADERS

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JOHN DEERE TRACTORS MAINTENANCE

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JOHN DEERE TRACTORS TROUBLESHOOTING
2640 3040 3310 3650 4100
5050D 5090R 5410 6105R 7200R
E130 L111 LA110 LT155 X300R

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