John Deere 4520 tractor specifications

1969 - 1970

1969 - 1970 New Generation SeriesRow-Crop tractor

Series:

Series:45204620 ↓

1971 - 1972

Row-Crop tractor

Production

Production
Manufacturer:	John Deere
Type:	Row-Crop tractor
Factory:	Waterloo, Iowa, USA
Total built:	6,928
	5,045 (Syncro-Range)
	1,883 (Power Shift)
Original price:	$15,000 (1972 )

John Deere 4620 Power

John Deere 4620 Power
PTO (claimed):	135 hp 100.7 kW
Drawbar (tested):	115.75 hp 86.3 kW
PTO (tested):	135.76 hp 101.2 kW
power test details ...

John Deere 4620 Engine

John Deere 4620 Engine
John Deere 6.6L 6-cyl diesel
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
	4x4 HFWD 4WD
Final drives:	planetary
Differential lock:	hydro-mechanical rear
Steering:	hydrostatic power
Brakes:	hydraulic wet disc
Cab:	Open operator station. Optional two-post Roll-Gard ROPS and canopy. Cab optional.
Transmissions:	8-speed partially synchronized
	8-speed full power shift
Transmission details ...

Capacity

Capacity
Fuel:	50 gal 189.3 L
Hydraulic system:	16 gal 60.6 L (Syncro)
	18 gal 68.1 L (Powershift)

Hydraulics

Hydraulics
Type:	closed center
Capacity:	16 gal 60.6 L (Syncro)
	18 gal 68.1 L (Powershift)

Tractor hitch

Tractor hitch
Rear Type:	III/II

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	1000
Engine RPM:	1000@1900

Dimensions & Tires

Dimensions & Tires
Wheelbase:	106.5 inches 270 cm
Weight:	12980 to 14930 pounds
Front tire:	11.00-16
Rear tire:	20.8-38
Full dimensions and tires ...

4620 Serial Numbers

4620 Serial Numbers
Location:	Serial number plate on the rear of the tractor, above the PTO shaft.
photo of 4620 serial number
1971:	10001
1972:	13692
Final:	16967
how to read serial numbers...

Electrical

Electrical
Ground:	negative
Charging system:	alternator
Batteries:	2
Battery volts:	6

Production

Production Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA
Total built:7,894
1,666 (Powershift)
6,228 (Synchro range)
Original price:$11,600 (1972 )
The 4520 was the first Deere tractor with a factory-installed turbocharger. Early versions suffered serious problems with the air cleaner and fuel injectors.

John Deere 4520 Power

John Deere 4520 Power Drawbar (claimed):107 hp
79.8 kW
PTO (claimed):120 hp
89.5 kW
Drawbar (tested):111.21 hp
82.9 kW
PTO (tested):123.39 hp
92.0 kW
power test details ...

1969 - 1970

New Generation Series

Row-Crop tractor

Series:

Series:	4520
	4620 ↓

Nebraska Tractor Test 1014

Nebraska Tractor Test 1014
Diesel Power Shift 2WD June 3 - 10, 1969 Link: Nebraska Tractor Test 1014 file
PTO performance
Power at rated engine speed:	122.36 hp 91.2 kW
Fuel use:	8.1 gal/hour 30.7 l/hour
Power at rated PTO speed:	115.44 hp 86.1 kW
Fuel use:	7.4 gal/hour 28.0 l/hour
Drawbar performance
Max power:	107.76 hp 80.4 kW
Fuel use:	8.0 gal/hour 30.3 l/hour
Gear 4 used for power test.
Max pull:	13,790 lbs 6255 kg

Nebraska Tractor Test 1015

Nebraska Tractor Test 1015
Diesel Synchro-Range 2WD June 3 - 10, 1969 Link: Nebraska Tractor Test 1015 file
PTO performance
Power at rated engine speed:	123.39 hp 92.0 kW
Fuel use:	7.9 gal/hour 29.9 l/hour
Power at rated PTO speed:	115.22 hp 85.9 kW
Fuel use:	7.2 gal/hour 27.3 l/hour
Drawbar performance
Max power:	111.21 hp 82.9 kW
Fuel use:	8.2 gal/hour 31.0 l/hour
Gear 4 used for power test.
Max pull:	13,221 lbs 5997 kg
Gear 2 used for pull test.

John Deere 4520 Engine

John Deere 4520 Engine John Deere 6.6L 6-cyl diesel Engine details ...

1969 - 1970

New Generation Series

Row-Crop tractor

Series:

Series:	4520
	4620 ↓

Engine Detail

Engine Detail
John Deere
turbocharged diesel
6-cylinder
liquid-cooled inline
Displacement:	404 ci 6.6 L
Bore/Stroke:	4.25x4.75 inches 108 x 121 mm
Air cleaner:	dry
Pre-heating:	ether injection
	crankcase heater*Optional
	coolant heater*Optional
Compression:	16.4:1
Rated RPM:	2200
Idle RPM:	800-2200
Operating RPM:	1500-2200
Firing order:	1-5-3-6-2-4
Starter volts:	12
Coolant capacity:	28 qts 26.5 L
Intake valve clearance:	0.018 inches 0.457 mm
Exhaust valve clearance:	0.022 inches 0.559 mm

Engine Oil

Engine Oil

Oil capacity:	14 qts 13.2 L
Oil change:	100 h

Mechanical

Mechanical Chassis:4x2 2WD
4x4 HFWD 4WD
Differential lock:hydraulic rear
Steering:power
Brakes:differential hydraulic wet disc
Cab:Open operator station. Optional Roll-Gard ROPS. Optional cab with heater.
Transmissions:8-speed partially synchronized
8-speed full power shift
Transmission details ...

1969 - 1970

New Generation Series

Row-Crop tractor

Series:

Series:	4520
	4620 ↓

Transmissions overview

Transmissions overview
8-speed partially synchronized
8-speed full power shift

Transmission

Transmission:

John Deere Syncro-Range

Type:

partially synchronized

Gears:

8 forward and 2 reverse

Clutch:

dry disc

Oil capacity:

72 qts
68.1 L

Oil type:

John Deere 303

Four shift stations with two gears each, plus reverse in the first two stations. Tractor must be stopped, and clutch used, to select one of the four shift stations. Shifting between gears in the station may be performed on the move by using the clutch.

Speeds

Speeds
With 20.8-38 rear tires. Foot throttle required to reach 2500 RPM transport speeds.

Transmission

Transmission:

John Deere Power Shift

Type:

full power shift

Gears:

8 forward and 4 reverse

Clutch:

wet disc

Oil capacity:

64 qts
60.6 L

Oil type:

John Deere 303

Clutchless shifting on the move between all gears. Inching pedal for precise movements.

Speeds

Speeds
With 20.8-38 rear tires. Foot throttle required to reach 2500 RPM transport speeds.

Capacity

Capacity Fuel:50 gal
189.3 L
Hydraulic system:16 gal
60.6 L (PowerShift)
18 gal
68.1 L (SyncroRange)

Hydraulics

Hydraulics Type:closed center
Capacity:16 gal
60.6 L (PowerShift)
18 gal
68.1 L (SyncroRange)
Pressure:2250 psi
155.1 bar
Valves:1 to 3

Tractor hitch

Tractor hitch Rear Type:III/II

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Clutch:dry disc (SyncroRange)
wet disc (PowerShift)
Rear RPM:1000

Dimensions & Tires

Dimensions & Tires Wheelbase:106.5 inches
270 cm
Weight:12285 to 15000 pounds
Front tire:10.00-16
Rear tire:20.8-38
Full dimensions and tires ...

1969 - 1970

New Generation Series

Row-Crop tractor

Series:

Series:	4520
	4620 ↓

John Deere 4520 Tires

John Deere 4520 Tires
Ag front:	10.00-16
Ag rear:	20.8-38
Ag front:	9.50-20
	11.00-16
	14L-16
Ag rear:	18.4-38
	12.4-42
	24.5-32

Dimensions

Dimensions
Wheelbase:	106.5 inches 270 cm
Length:	170.75 inches 433 cm
Width:	95.9 inches 243 cm
Height:	106 inches 269 cm
Height (steering wheel):	87 inches 220 cm
Clearance (front axle):	23.8 inches 60 cm
Clearance (rear axle):	31.1 inches 78 cm
Clearance (drawbar):	17.8 inches 45 cm
Rear axle:	95.8 inch length 2433 mm
Rear axle:	108 inch length 2743 mm
Rear axle:	118 inch length 2997 mm
Front tread:	57.5 to 83.25 inches 146 to 211 cm
Rear tread:	63 to 107.5 inches 160 to 273 cm

John Deere 4520 Weight

John Deere 4520 Weight
	15,000 lbs 6804 kg
Shipping:	12285 lbs 5572 kg
Operating:	14175 lbs 6429 kg
Ballasted:	17995 lbs 8162 kg

John Deere 4520 attachments

John Deere 4520 attachments front-end loader Attachment details ...

1969 - 1970

New Generation Series

Row-Crop tractor

Series:

Series:	4520
	4620 ↓

John Deere 158 Loader

John Deere 158 Loader
Loader weight:	1,771 lbs 803 kg
Height (to pin):	156 inches 396 cm
Clearance, dumped bucket:	132 inches 335 cm
Dump reach:	32 inches 81 cm
Dump angle:	37°
Rollback angle:	12°
Breakout force (lift):	5,000 lbs 2268 kg
Lift to full height (at pin):	3,800 lbs 1723 kg
Bucket capacity:	0.5 cu yd 0.4 cu m
	0.6 cu yd 0.5 cu m
	0.8 cu yd 0.6 cu m
	0.9 cu yd 0.7 cu m
Bucket width:	60 inches 152 cm
	72 inches 182 cm
	84 inches 213 cm
	96 inches 243 cm