| Manufacturer | John Deere |
| Price | - |
| Model | 6520 Premium |
| Equipment Type | Utility Tractors |
| Factory |
JOHN DEERE 6520 PREMIUM POWER
| Engine (net) | 110hp / 82.0kW |
| PTO (claimed) | 97hp / 72.3kW |
ENGINE DETAIL
The John Deere 6520 Premium tractor, powered by a robust 6.8L diesel engine, delivers a rated power of 110hp at 2300 RPM and peak torque of 341 lb-ft at 1500 RPM, making it suitable for heavy-duty agricultural tasks. Its 12-volt electric starter and efficient clearance settings (0.014 inches intake and 0.018 inches exhaust) ensure reliable operation and easier maintenance. However, operators should be aware of the importance of maintaining proper RPM ranges to optimize engine performance and longevity.
| Description | John Deere 6068 diesel 6-cylinder liquid-cooled |
| Displacement | 414.1ci / 6.8L |
| Bore/Stroke | 4.19x5.00inches / 106x 127mm |
| Rated Power (ECE R24) | 110hp / 82.0kW |
| Rated RPM | 2300 |
| Idle RPM | 850-2460 |
| Operating RPM | 1300-2300 |
| Torque | 341.0lb-ft / 462.4Nm |
| Torque RPM | 1500 |
| Firing order | 1-5-3-6-2-4 |
| Starter | electric |
| Starter volts | 12 |
| Intake valve clearance | 0.014inches / 0.356mm |
| Exhaust valve clearance | 0.018inches / 0.457mm |
JOHN DEERE 6520 PREMIUM ENGINE
The John Deere 6520 Premium, equipped with a 6.8L 6-cylinder diesel engine, provides robust power for demanding agricultural tasks. With a substantial fuel tank capacity of 54.7 gallons (207.0 liters), it offers extended operation time between refuels, reducing downtime on the field. However, the engine's size may result in increased fuel consumption relative to smaller tractors, making it essential to assess operational efficiency based on specific workload requirements.
| Description | John Deere 6.8L 6-cyl diesel |
| Fuel tank | 54.7gal / 207.0L |
TRANSMISSION 1
The John Deere 6520 Premium's Power Quad Plus transmission offers a partial power shift with 24 forward and reverse gears, providing versatile speed control and adaptability for various field conditions. This design enhances efficiency in different operations, such as plowing or towing, by allowing seamless gear transitions under load. However, operators may need to invest time in mastering the gear configurations to maximize performance and minimize wear on transmission components.
| Transmission | Power Quad Plus |
| Type | partial power shift |
| Gears | 24 forward and reverse |
TRANSMISSION 2
The John Deere 6520 Premium with AutoQuad II transmission provides excellent versatility with 24 forward and reverse gears, facilitating smooth operation in various field conditions. The partial power shift system enhances operator comfort and efficiency during load changes, offering seamless gear transitions. However, potential challenges may arise in maintenance complexity due to the advanced transmission system, necessitating skilled service for optimal performance.
| Transmission | AutoQuad II |
| Type | partial power shift |
| Gears | 24 forward and reverse |
MECHANICAL
The John Deere 6520 Premium features a 4x4 MFWD system, providing excellent traction and stability on varied terrains, making it ideal for both fieldwork and loader applications. Its hydrostatic power steering contributes to enhanced maneuverability with reduced operator fatigue. The 24-speed partial power shift transmission allows for versatile speed management, which is advantageous for tasks that require precise control over power and speed, such as tillage and seeding.
| Chassis | 4x4 MFWD 4WD |
| Steering | hydrostatic power |
| Brakes | wet disc |
| Cab | Cab standard |
| Transmission | 24-speed partial power shift |
HYDRAULICS
| Type | closed center load sensing |
| Pressure | 2900psi / 200.0bar |
| Pump flow | 25.4gpm / 96.1lpm |
TRACTOR HITCH
| Rear Type | II/IIIN |
| Rear lift | 14,590lbs / 6618kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540/1000 |
JOHN DEERE 6520 PREMIUM TIRES
The John Deere 6520 Premium tractor, equipped with standard agricultural tires (16.9R24 front and 18.4R38 rear), offers enhanced traction and stability, essential for diverse field operations. These tire sizes provide a good balance between flotation and ground contact, making it suitable for various soil types and conditions. However, the larger rear tires may result in a slightly higher center of gravity, potentially impacting maneuverability in tight spaces.
| Standard tires (ag) | Front: 16.9R24. Rear: 18.4R38 |
JOHN DEERE 6520 PREMIUM WEIGHT
| 11,201lbs / 5080kg | |
| Max capacity | 17,625lbs / 7994kg |
| Max front axle | 8,378lbs / 3800kg 9,259lbs / 4199kg (braked axle) |
| Max rear axle | 14,330lbs / 6500kg |
DIMENSIONS & TIRES
The John Deere 6520 Premium tractor, weighing 11,201 lbs (5080 kg), features substantial rear tires (18.4R38) that enhance stability and traction on uneven terrain, making it suitable for heavy tillage. The front tires (16.9R24) provide adequate maneuverability, but their size may lead to reduced flotation on soft ground. While its robust weight and tire configuration offer advantages for heavier implements, operators should assess soil conditions to avoid compaction issues in sensitive areas.
| Weight | 11,201lbs / 5080kg |
| Front tire | 16.9R24 |
| Rear tire | 18.4R38 |
6520 PREMIUM SERIAL NUMBERS
| Location | Right side of main tractor frame |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 90/115 |
| Battery volts | 12 |