John Deere 4520 Specs ( 1969-1970 )
Production
| Description | Row-Crop tractor / Built in Waterloo, Iowa, USA / Original price was $11,600 in 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. |
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| Manufacturer | John Deere |
| Total built | 7,894 |
Engine
| Engine type | John Deere 6.6L 6-cyl diesel |
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| Air cleaner | dry |
| Bore/Stroke | 4.25x4.75 inches (108 x 121 mm) |
| Compression | 16.4:1 |
| Coolant capacity | 28 qts (26.5 L) |
| Description | John Deere / turbocharged diesel / 6-cylinder / liquid-cooled inline |
| Displacement | 404 ci (6.6 L) |
| Exhaust valve clearance | 0.022 inches (0.559 mm) |
| Firing order | 1-5-3-6-2-4 |
| Idle RPM | 800-2200 |
| Intake valve clearance | 0.018 inches (0.457 mm) |
| Operating RPM | 1500-2200 |
| Power | 53.1 hp (39.6 kW) |
| Pre-heating | ether injection |
| Rated RPM | 2200 |
| Starter power | 2.9 hp (2.2 kW) |
| Starter volts | 12 |
| Torque | 141 lb-ft (191.2 Nm) |
| Torque RPM | 1440 |
| Oil capacity | 14 qts (13.2 L) |
| Oil change | 100 h |
| Drawbar (claimed) | 107 hp (79.8 kW) |
| Drawbar (tested) | 111.21 hp (82.9 kW) |
| PTO (claimed) | 120 hp (89.5 kW) |
| PTO (tested) | 123.39 hp (92.0 kW) |
Transmission
| 0oF [-17oC]↑ | : Deere HY-GARD / : Deere HY-GARD |
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| 100oF [37oC]↓ | : Low-visc HY-GARD / : Low-visc HY-GARD |
| Clutch | dry disc / wet disc |
| Description | 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. / Clutchless shifting on the move between all gears. Inching pedal for precise movements. |
| Gears | 8 forward and 2 reverse / 8 forward and 4 reverse |
| Oil capacity | 72 qts (68.1 L) / 64 qts (60.6 L) |
| Oil type | John Deere 303 / John Deere 303 |
| Transmission | John Deere Syncro-Range / John Deere Power Shift |
| Type | partially synchronized / full power shift |
| Description | hydrostatic |
| Transmission type | 8-speed partially synchronized / 8-speed full power shift |
| Description | hydrostatic |
| Transmission type | 8-speed partially synchronized / 8-speed full power shift |
Mechanical
| Cab | Open operator station. Optional Roll-Gard ROPS. Optional cab with heater. |
|---|---|
| Description | Power steering / Differential hydraulic wet disc brakes |
| Differential lock | hydraulic rear |
| Drive | 4x2 2WD |
| Drive type | Four-wheel drive |
| Steering | hydrostatic power |
Capacity
| Fuel | 50 gal (189.2 L) |
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| Hydraulic system | 16 gal (PowerShift) (60.6 L) |
Hydraulics
| Capacity | 16 gal (PowerShift) (60.6 L) |
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| Pressure | 2250 psi (155.1 bar) |
| Pump flow | 12 gpm (45.4 lpm) |
| Steering flow | 5.1 gpm (19.3 lpm) |
| Total flow | 17.1 gpm (64.7 lpm) |
| Type | closed center |
| Valves | 1 to 3 |
Hitch
| Rear lift (at 24"/610mm) | 2,500 lbs (1134 kg) |
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| Rear lift (at ends) | 3,130 lbs (1419 kg) |
| Rear Type | III/II |
PTO
| Clutch | dry disc (SyncroRange) |
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| Mid PTO | independent OptOptional |
| Mid PTO Type | 2100 |
| Rear PTO | independent |
| Rear PTO Type | 1000 |
Electrical
| Batteries | 2 |
|---|---|
| Battery AH | 172 |
| Battery CCA | 770 |
| Battery volts | 6 |
| Charging amps | 55 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Clearance (drawbar) | 17.8 inches (45 cm) |
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| Clearance (front axle) | 23.8 inches (60 cm) |
| Clearance (rear axle) | 31.1 inches (78 cm) |
| Front tread | 57.5 to 83.25 inches (146 to 211 cm) |
| Height | 106 inches (269 cm) |
| Height (steering wheel) | 87 inches (220 cm) |
| Length | 170.75 inches (433 cm) |
| Rear axle | 95.8 inch length (2433 mm) / 108 inch length (2743 mm) / 118 inch length (2997 mm) |
| Rear tread | 63 to 107.5 inches (160 to 273 cm) |
| Wheelbase | 106.5 inches (270 cm) |
| Width | 95.9 inches (243 cm) |
| Front tire | 10.00-16 |
| Rear tire | 20.8-38 |
| Weight | 12285 to 14175 pounds |
| Wheelbase | 106.5 inches (270 cm) |
| Ag front | 10.00-16 / 9.50-20 |
| Ag rear | 20.8-38 / 18.4-38 |
| Industrial front | 10.00-16.5 |
| Industrial rear | 17.5L-24 |
| Lawn/turf front | 27x10.5-15 |
| Lawn/turf rear | 44x18.00-20 |
4520 Serial Numbers
| 1969 | 1000 |
|---|---|
| 1970 | 7055 |
| Description | FAQ: How to read a serial number table. |
| Final | 8977 |
| Location: | Serial number plate on the rear of the 4520. |
John Deere 4520 Height
| Cab | 92.4 inches (234 cm) |
|---|---|
| Hood | 62 inches (157 cm) |
| ROPS | 97.2 inches (246 cm) |
John Deere 4520 Weight
| Ballasted | 17995 lbs (8162 kg) |
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| Cab Operating | 4345 lbs (1970 kg) |
| Max capacity | 8820 lbs (4000 kg) |
| Max Drawbar | 1103 lbs (500 kg) |
| Operating | 14175 lbs (6429 kg) |
| ROPS Operating | 3855 lbs (1748 kg) |
| Shipping | 12285 lbs (5572 kg) |
John Deere 4520 attachments
| Description | front-end loader |
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Nebraska Tractor Test 1014
| Description | Diesel Power Shift 2WDJune 3 - 10, 1969Link: Nebraska Tractor Test 1014 file / PTO performance / Drawbar performance / Gear 4 used for power test. |
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| Fuel use | 8.1 gal/hour (30.7 l/hour) / 7.4 gal/hour (28.0 l/hour) / 8.0 gal/hour (30.3 l/hour) |
| Max power | 107.76 hp (80.4 kW) |
| Max pull | 13,790 lbs (6255 kg) |
| Power at rated engine speed | 122.36 hp (91.2 kW) |
| Power at rated PTO speed | 115.44 hp (86.1 kW) |
Nebraska Tractor Test 1015
| Description | Diesel Synchro-Range 2WDJune 3 - 10, 1969Link: Nebraska Tractor Test 1015 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
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| Fuel use | 7.9 gal/hour (29.9 l/hour) / 7.2 gal/hour (27.3 l/hour) / 8.2 gal/hour (31.0 l/hour) |
| Max power | 111.21 hp (82.9 kW) |
| Max pull | 13,221 lbs (5997 kg) |
| Power at rated engine speed | 123.39 hp (92.0 kW) |
| Power at rated PTO speed | 115.22 hp (85.9 kW) |
Nebraska Tractor Test 1854
| Description | Diesel eHydro 4WDAugust 31 - September 2, 2005Link: Nebraska Tractor Test 1854 file / PTO performance |
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| Fuel use | 3.0 gal/hour (11.4 l/hour) / 3.0 gal/hour (11.4 l/hour) |
| Power at rated engine speed | 46.58 hp (34.7 kW) |
| Power at rated PTO speed | 46.58 hp (34.7 kW) |
References
| Description | New 120 H.P. 4520 Tractor published in 1968, by John Deere / Operator's Manual 4520 Row-Crop Tractor (OM-R4372) published in 1969 / Tractors 1918-1976 published by John Deere* / Standard and 4-Wheel-Drive Tractors: 70 to 280 HP published in 1970, by John Deere / *Publication contains known errors. |
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Speeds
| Description | With 20.8-38 rear tires. Foot throttle required to reach 2500 RPM transport speeds. / With 20.8-38 rear tires. Foot throttle required to reach 2500 RPM transport speeds. |
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Tractor Tests
| Description | NTTL 1014: diesel Power Shift 2WD / NTTL 1015: diesel Synchro-Range 2WD |
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