| Manufacturer | John Deere |
| Price | - |
| Model | 9520 |
| Equipment Type | Four-wheel Drive 4WD Tractors |
| Factory | Waterloo, Iowa, USA |
OCED TRACTOR TEST 1805 2
| Description | Diesel 18-speed 4WD May 28 - 31, 2002 Link: OCED Tractor Test 1805 file PTO performance Drawbar performance Gear 7 used for power test Gear 14.23 used for pull test |
| Max power | 350.08hp / 261.1kW |
| Fuel use | 20.9gal/hour / 79.1l/hour |
| Power at rated engine speed | 333.27hp / 248.5kW |
| Power at rated PTO speed | 359.14hp / 267.8kW |
| Max pull | 46,160lbs / 20938kg |
JOHN DEERE 9520 POWER
| Engine | 450hp / 335.6kW |
| PTO (claimed) | 316hp / 235.6kW |
| Drawbar (tested) | 350.08hp / 261.1kW |
| PTO (tested) | 370.54hp / 276.3kW |
ENGINE DETAIL
The John Deere 9520, with a turbocharged 6-cylinder engine, boasts a substantial displacement of 12.5L, delivering robust power output of 450hp at a rated RPM of 2100, ideal for demanding agricultural tasks. Its 17:1 compression ratio enhances fuel efficiency and torque output across its operating range of 1500-2100 RPM, making it suitable for heavy-duty fieldwork. The dry air cleaner ensures minimal maintenance, but operators should monitor coolant levels (64 quarts capacity) to prevent overheating during extended usage.
| Description | John Deere turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 765ci / 12.5L |
| Bore/Stroke | 5.00x6.50inches / 127x 165mm |
| Power | 450hp / 335.6kW |
| Air cleaner | dry |
| Compression | 17:1 |
| Rated RPM | 2100 |
| Operating RPM | 1500-2100 |
| Starter volts | 12 |
| Coolant capacity | 64qts / 60.6L |
ENGINE OIL
The John Deere 9520 tractor features an oil capacity of 44 quarts (41.6 liters), which is crucial for maintaining optimal engine lubrication and efficiency. Adequate oil volume minimizes the risk of overheating and engine wear, especially during prolonged operations. However, it's essential to regularly monitor oil levels and perform timely oil changes to ensure peak performance and longevity of the tractor.
| Oil capacity | 44qts / 41.6L |
JOHN DEERE 9520 ENGINE
The John Deere 9520 is powered by a robust 12.5L 6-cylinder diesel engine, providing high torque and power efficiency, ideal for heavy-duty agricultural applications. Its notable advantages include superior fuel efficiency and reliability, though potential challenges may include maintenance complexity and higher operating costs associated with such a large engine. In scenarios requiring intensive fieldwork, the 9520 excels in traction and durability, making it suitable for tasks like plowing and tilling in diverse soil conditions.
| Description | John Deere 12.5L 6-cyl diesel |
TRANSMISSION
The John Deere 9520 features a full power shift transmission, providing 18 forward and 6 reverse gears, which enhances operational flexibility and efficiency in varying field conditions. Its oil capacity of 141.6 quarts (134.0 liters) extends service intervals but requires careful monitoring to ensure optimal performance, especially when using PTO. Advantages include improved power management and seamless shifting, while challenges may arise during extreme workloads where proper oil maintenance is crucial to prevent overheating.
| Transmission | John Deere Powershift |
| Type | full power shift |
| Gears | 18 forward and 6 reverse |
| Oil capacity | 141.6qts / 134.0L 145.6qts / 137.8L (with PTO) |
SPEEDS
| Description | With 800/70R38 rear tires |
MECHANICAL
The John Deere 9520 features a robust 4x4 articulated 4WD chassis, providing superior traction and stability in challenging terrains, making it ideal for heavy-duty farming operations. Its hydrostatic articulated steering enhances maneuverability, particularly in tight spaces, while the hydraulic wet disc brakes offer reliable stopping power in various conditions. With an 18-speed full power shift transmission, operators can achieve optimal performance and fuel efficiency across diverse field tasks, although mastery of the transmission may take time for new users.
| Chassis | 4x4 articulated 4WD |
| Steering | hydrostatic articulated |
| Brakes | hydraulic wet disc |
| Cab | CommandView cab standard with air-conditioning |
| Transmission | 18-speed full power shift |
CAPACITY
| Fuel | 270gal / 1022.0L |
| Hydraulic system | 27gal / 102.2L 28gal / 106.0L (with 3pt) 30gal / 113.6L (hi-flow) 31gal / 117.3L (hi-flow/3pt) |
HYDRAULICS
| Type | closed center pressure flow compensated |
| Capacity | 27gal / 102.2L 28gal / 106.0L (with 3pt) 30gal / 113.6L (hi-flow) 31gal / 117.3L (hi-flow/3pt) |
| Pressure | 2900psi / 200.0bar |
| Valves | 4 or 5 |
| Pump flow | 30gpm / 113.6lpm |
| Total flow | 48gpm / 181.7lpm 78gpm / 295.2lpm (hi-flow) |
TRACTOR HITCH
| Rear Type | III/IV/IVN |
| Rear lift | 13,871lbs / 6291kg 14,445lbs / 6552kg (optional) |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 |
JOHN DEERE 9520 TIRES
The John Deere 9520 features 480/80R46 tires both front and rear, providing optimal traction and stability for heavy-duty agricultural tasks. This tire configuration enhances the tractor's flotation capabilities in softer soils, reducing compaction while increasing overall efficiency. However, users should consider potential challenges, such as compatibility with specific implements that may require varied tire sizes for optimal operation or performance in different field conditions.
| Ag front | 480/80R46 |
| Ag rear | 480/80R46/20.8R42 / 520/85R42 / 620/70R42 / 710/70R38 / 480/80R50 / 520/85R46 / 620/70R46 / 710/70R42 |
DIMENSIONS
| Wheelbase | 137.8inches / 350cm |
| Length | 274inches / 695cm 289inches / 734cm (with hitch) |
| Width | 115.5inches / 293cm |
| Clearance (front axle) | 28.8inches / 73cm |
| Clearance (drawbar) | 17inches / 43cm |
JOHN DEERE 9520 WEIGHT
| Shipping | 36,090lbs / 16370kg |
| Operating | 38,315lbs / 17379kg (480/80R46 triples) |
| Ballasted | 44,760lbs / 20303kg |
JOHN DEERE 9520 HEIGHT
| Hood | 97.5inches / 247cm |
| Cab | 137.5inches / 349cm |
| Exhaust | 140inches / 355cm |
DIMENSIONS & TIRES
The John Deere 9520 features a substantial wheelbase of 137.8 inches, which enhances stability during heavy-duty operations. With a weight range of 36,090 to 38,315 pounds, it offers significant traction for large-scale agricultural tasks, although this weight may pose challenges in softer soil conditions. The matching front and rear tire size of 800/70R38 provides increased flotation and reduces soil compaction, making it ideal for sensitive terrains.
| Wheelbase | 137.8inches / 350cm |
| Weight | 36090 to 38315 pounds |
| Front tire | 800/70R38 |
| Rear tire | 800/70R38 |
9520 SERIAL NUMBERS
| Location | On the top-left of rear hinge membe |
| 2002 | 1001 |
| 2003 | 10001 |
| 2004 | 20001 |
| 2005 | 30001 |
| 2006 | 40001 |
| 2007 | 50001 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 140 |
| Batteries | 3 |
| Battery CCA | 925 |
| Battery volts | 12 |