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John Deere 6120

The John Deere 6120 is a tractor produced by John Deere. It is equipped with a 276 ci 4.5 L engine. The listed engine power is Diesel (listed): 80 hp / 59.7 kW; Diesel (listed): 4 hp / 3.0 kW; Diesel (listed): 80 hp / 59.7 kW. Transmission: John Deere PowrQuad Plus. Drive type: 4x2 2WD. Operating weight: 9,350 lbs 4241 kg.

Engine Power
Diesel (listed): 80 hp / 59.7 kW; Diesel (listed): 4 hp / 3.0 kW; Diesel (listed): 80 hp / 59.7 kW
Drive & Traction
4x2 2WD
Fuel & Capacities
30.1 gal 113.9 L
Transmission
John Deere PowrQuad Plus
Operating Weight
9,350 lbs (4WD cab) 4241 kg

Overview

John Deere 6120 tractor photo
2002 - 2007 Utility tractor
Production
Manufacturer
John Deere
Utility tractor
Built in Mannheim, Baden-Württemberg, Germany
Original price
$36,000 (2007)
Variants
6120
utility chassis
6120L
low-profile chassis
John Deere 6120 Engine
John Deere 4.5L 4-cyl diesel
Fuel tank
30.1 gal 113.9 L
Engine details ...
John Deere 6120 Power
Engine
80 hp 59.7 kW
PTO (claimed)
65 hp 48.5 kW
Drawbar (tested)
53.5 hp 39.9 kW
PTO (tested)
72.3 hp 53.9 kW
Performance test details ...
Mechanical
Drive
4x2 2WD
4x4 MFWD 4WD (optional)
Steering
hydrostatic power
Hydraulic wet disc brakes
Two-post ROPS. ConfortGard Cab optional.
Hydraulics
Type
pressue flow compensated
Valves
4
Pump flow
25 gpm 94.6 lpm
Tractor hitch
Rear Type
II
Rear lift
4745 lbs 2152 kg
Power Take-off (PTO)
Rear PTO
independent
Rear PTO Type
540
540/1000
Engine RPM
540@2124
540@2143 (reversible)
1000@2208
Front PTO
optional
Front PTO Type
1000
Engine RPM
1000@2185
Dimensions & Tires
Wheelbase
94.5 inches 240 cm
Weight
9,350 lbs 4241 kg
Front tire
10.00-16
Rear tire
16.9-30 (2WD)
Full dimensions and tires ...
Electrical
Ground
negative
Charging system
alternator
Charging volts
14
Battery volts
12

Engine

Engine Detail — 276 ci / 4.5 L Diesel

Manufacturer
John Deere PowerTech 4045TL070
Configuration
turbocharged diesel, 4-cylinder, liquid-cooled
Displacement
276 ci 4.5 L
Bore/Stroke
4.19x5.00 inches 106 x 127 mm
Emissions
Tier I
Power
80 hp 59.7 kW
Air cleaner
dry
Rated RPM
2300
Idle RPM
875-2510
Operating RPM
1000-2300
Torque
195 lb-ft 264.4 Nm
Torque RPM
1500
Firing order
1-3-4-2
Starter volts
12
Starter power
4 hp 3.0 kW
Coolant capacity
14.4 qts 13.6 L
Intake valve clearance
0.014 inches 0.356 mm
Exhaust valve clearance
0.018 inches 0.457 mm
Oil capacity
16.8 qts 15.9 L
Oil change
500 h

Engine Detail — 276 ci / 4.5 L Diesel

Manufacturer
John Deere PowerTech 4045TL271
Configuration
turbocharged diesel, 4-cylinder, liquid-cooled
Displacement
276 ci 4.5 L
Bore/Stroke
4.19x5.00 inches 106 x 127 mm
Emissions
Tier II
Power
80 hp 59.7 kW
Air cleaner
dry
Rated RPM
2300
Idle RPM
845-2465
Operating RPM
1000-2300
Torque
256 lb-ft 347.1 Nm
Torque RPM
1500
Firing order
1-3-4-2
Coolant capacity
14.4 qts 13.6 L
Intake valve clearance
0.014 inches 0.356 mm
Exhaust valve clearance
0.018 inches 0.457 mm
Oil capacity
16.8 qts 15.9 L
Oil change
500 h

Transmission

Transmission options
12-speed fully synchronized
16-speed power shuttle
16-speed partial power shift
24-speed partial power shift

Transmission — John Deere SyncroPlus

Transmission
John Deere SyncroPlus
Type
fully synchronized
Gears
12 forward and 4 reverse
Clutch
wet disc
Oil capacity
55 qts 52.1 L
Oil type
JD HyGard
Three gears (1-3) plus reverse (R) in four ranges (A-D). Directional, gear, and range changes are synchronized and may be shifting while moving by using the clutch. Optional creeper adds an additional nine forward and three reverse speeds for a total of 21-forward and 7-reverse.
With 18.4x30 R1 rear tires.
6120 SyncroPlus fully synchronized speeds
JD HyGard

Transmission — John Deere SyncroPlus Power Reverser

Transmission
John Deere SyncroPlus Power Reverser
Type
power shuttle
Gears
16 forward and reverse
Clutch
wet disc
Oil capacity
55 qts 52.1 L
Oil type
JD HyGard
Four gears (1-4) in four ranges (A-D) with left-hand reverser. Gear and range shifts are synchronized. Power shuttle shifting between forward and reverse. Only available on open-station (ROPS) equipped tractors.
With 18.4x30 R1 rear tires.
6120 SyncroPlus Power Reverser power shuttle speeds
JD HyGard

Transmission — John Deere PowrQuad

Transmission
John Deere PowrQuad
Type
partial power shift
Gears
16 forward and reverse
Clutch
wet disc
Oil capacity
51.8 qts 49.0 L
Oil type
JD HyGard
Four gears (1-4) in four ranges (A-D) with reverser lever. Clutchless power shift between gears (1-4) and direction changes (power shuttle). Range shifts (A-D) are synchronized, and may be shifted while the tractor is moving by using the clutch. Optional creeper adds an additional twelve speeds for 28 forward and reverse. The PowrQuad uses a gear-shift lever while the PowrQuad Plus (cab tractors only) offers push-button gear shifting.
With 18.4x30 R1 rear tires.
6120 PowrQuad partial power shift speeds
JD HyGard

Transmission — John Deere PowrQuad Plus

Transmission
John Deere PowrQuad Plus
Type
partial power shift
Gears
24 forward and reverse
Clutch
wet disc
Oil capacity
52.8 qts 50.0 L
Oil type
JD HyGard
Four gears (1-4) in six ranges (A-F) with reverser lever. Push-button power shifting between gears (1-4) and power shuttle directional shifting using the reverser lever. Ranges (A-F) may be shifted on the move by using the clutch.
With 18.4x30 R1 rear tires.
6120 PowrQuad Plus partial power shift speeds
JD HyGard

Dimensions

John Deere 6120 Tires
Standard tires (ag)
Front: 10.00-16. Rear: 16.9-30 (2WD)
Front: 12.4-24. Rear: 16.9-30 (4WD)
Dimensions
Wheelbase
94.5 inches 240 cm
Length
162.7 inches 413 cm
Min Width
61.8 inches 156 cm
Height
98.3 inches 249 cm
Operating weight
9,350 lbs (4WD cab) 4241 kg
Clearance (front axle)
23.1 inches (2WD) 58 cm
19.3 inches (4WD) 49 cm
Front tread
58.7 to 101.7 inches 149 to 258 cm (2WD)
Front tread
59.7 to 79.4 inches 151 to 201 cm (4WD)
Rear tread
63.1 to 95.1 inches 160 to 241 cm

Tests

OCED Tractor Test 2028
Diesel 12-speed 4WD February 2002 - May 2002, Link: OCED Tractor Test 2028 file
PTO performance
Max power
72.3 hp 53.9 kW
Fuel use
4.3 gal/hour 16.3 l/hour
Power at rated engine speed
66.9 hp 49.9 kW
Fuel use
4.4 gal/hour 16.7 l/hour
Power at rated PTO speed
69.3 hp 51.7 kW
Fuel use
4.4 gal/hour 16.7 l/hour
Drawbar performance
Max power
53.5 hp 39.9 kW
Fuel use
4.4 gal/hour 16.7 l/hour
Max pull
7,395 lbs 3354 kg

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 6120.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

John Deere 6120 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 6120.

Converted Equivalents:

Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS

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