| Manufacturer | John Deere |
| Price | 26,598(USD) |
| Model | 2550 |
| Equipment Type | Utility Tractors |
| Factory | Mannheim, Baden-Württemberg, Germany |
ENGINE DETAIL
The John Deere 2550 features a robust 3.9L diesel engine with a high compression ratio of 17.4:1, which enhances thermal efficiency and power output at rated RPMs up to 2500. Its torque peak of 184 lb-ft at 1400 RPM provides substantial low-end power, making it suitable for demanding tasks like heavy tilling or hauling. However, potential challenges include the requirement for adequate coolant management due to a 13.6-quart capacity, which is vital for preventing overheating during extended operation.
| Description | John Deere diesel 4-cylinder liquid-cooled |
| Displacement | 239ci / 3.9L |
| Bore/Stroke | 4.19x4.33inches / 106x 110mm |
| Air cleaner | dual paper elements |
| Compression | 17.4:1 |
| Rated RPM | 2500 |
| Operating RPM | 1500-2500 |
| Torque | 184lb-ft / 249.5Nm |
| Torque RPM | 1400 |
| Firing order | 1-3-4-2 |
| Starter volts | 12 |
| Coolant capacity | 13.6qts / 12.9L |
ENGINE OIL
The John Deere 2550 has an oil capacity of 8.9 quarts (8.4 liters), which is essential for maintaining optimal engine performance and longevity. With a recommended oil change interval of 100 hours, operators should closely monitor oil quality to prevent potential engine wear due to contaminants. Regular maintenance is crucial to avoid costly repairs and ensure efficient operation, especially in demanding agricultural applications.
| Oil capacity | 8.9qts / 8.4L |
| Oil change | 100 h |
JOHN DEERE 2550 ENGINE
The John Deere 2550 is equipped with a robust 3.9L 4-cylinder diesel engine, providing reliable power and efficiency for farm applications. Its 24-gallon fuel tank offers a decent range for extended operations, but operators should monitor fuel levels closely during intensive tasks. This model strikes a balance between power and fuel efficiency, making it suitable for smaller farms or specialized tasks.
| Description | John Deere 3.9L 4-cyl diesel |
| Fuel tank | 24gal / 90.8L |
TRANSMISSIONS OVERVIEW
The John Deere 2550 features multiple transmission options, including an 8-speed partially synchronized, a 16-speed partial power shift, an 8-speed power shuttle, and a 12-speed partially synchronized setup. This variety enhances operator efficiency by allowing smooth gear transitions and optimal power management for different farming tasks. However, the complexity of a partially synchronized transmission may require more operator training to maximize performance and minimize potential for gear shifting mistakes.
| Description | 8-speed partially synchronized 16-speed partial power shift 8-speed power shuttle 12-speed partially synchronized |
TRANSMISSION 1
The John Deere 2550 features a partially synchronized transmission with eight forward and four reverse gears, enhancing operational flexibility for various tasks. The 52.8-quart oil capacity ensures efficient lubrication, though it requires regular monitoring and maintenance to prevent wear. The synchronized shifting allows for smoother gear transitions, which can be advantageous in both field and transport scenarios, minimizing potential operator error.
| Transmission | John Deere Top-Shaft Synchronized |
| Type | partially synchronized |
| Gears | 8 forward and 4 reverse |
| Oil capacity | 52.8qts / 50.0L |
| Description | Four gears in two ranges, plus reverse range. Synchronized shifting between gears |
SPEEDS 1
| Description | With 16.9-30 rear tires |
TRANSMISSION 2
The John Deere 2550 features a Hi-Lo Top-Shaft Synchronized partial power shift transmission providing 16 forward and 8 reverse speeds, enhancing operational versatility in diverse field conditions. The dry disc clutch contributes to smoother gear transitions, minimizing downtime during farming tasks. Key advantages include improved efficiency in speed adjustments for various implementations, while the potential challenge may arise in clutch maintenance and handling under heavy load conditions.
| Transmission | John Deere Hi-Lo Top-Shaft Synchronized |
| Type | partial power shift |
| Gears | 16 forward and 8 reverse |
| Clutch | dry disc |
| Description | Four gears (1-4) in two ranges (I-II) and reverse (R) with two-speed power shift (rabbit/turtle) |
TRANSMISSION 3
The John Deere 2550 features a power shuttle transmission with 8 forward and 4 reverse gears, enabling efficient directional changes through a clutchless hydraulic shuttle. Its left-hand reverser lever enhances operator ergonomics. However, note that reverse operation is restricted to low range and the reverser is not compatible with 4WD or cab configurations, potentially limiting its versatility in certain applications.
| Transmission | John Deere Direction Reverser |
| Type | power shuttle |
| Gears | 8 forward and 4 reverse |
| Description | The Direction Reverser transmission provides clutchless hydraulic shuttle shifting using a left-hand reverser lever. Reverser not available with 4WD or cab. Reverse only operates in low range |
SPEEDS 3
| Description | With 16.9-30 rear tires |
TRANSMISSION 4
The John Deere 2550 features a partially synchronized TSS Creeper transmission, which enhances low-speed maneuverability through its 12 forward and 8 reverse gears. The inclusion of a creeper gear allows for precise control in tasks such as tilling or working in tight spaces, making it advantageous for operators focused on accuracy. However, the complexity of the synchro mechanism may pose maintenance challenges compared to fully synchronized transmissions.
| Transmission | John Deere TSS Creeper |
| Type | partially synchronized |
| Gears | 12 forward and 8 reverse |
| Description | Adds a creeper to the low and reverse ranges of the Top-Shaft Synchronized transmission |
SPEEDS 4
| Description | With 18.4-34 rear tires |
JOHN DEERE 2550 TRANSMISSIONS
The John Deere 2550 features an 8-speed partially synchronized transmission, which offers ease of operation for beginner users, while the 16-speed partial power shift enhances efficiency during variable load conditions. The inclusion of a power shuttle allows for quick direction changes without clutching, beneficial in applications like loader work. However, the complexity of a partially synchronized system may require more maintenance and understanding of gear engagement for optimal performance.
| Description | 8-speed partially synchronized 16-speed partial power shift 8-speed power shuttle 12-speed partially synchronized |
MECHANICAL
The John Deere 2550 offers versatile two- or four-wheel drive configurations, enhancing traction across varied terrain, particularly beneficial for demanding agricultural tasks. Its mechanical rear differential lock improves traction in slippery conditions, while the sound-insulated Sound-Gard cab provides operator comfort with optional heat and AC, making it suitable for extended working hours. However, the fixed ROPS limits visibility in some scenarios compared to adjustable systems, potentially affecting maneuverability in confined spaces.
| Description | Two- or four-wheel drive Power steering Differential hydraulic wet disc brakes Two-post fixed ROPS. Canopy available. Sound-Gard cab optional with available heat and air-conditioning |
| Final drive | inboard planetary |
| Differential lock | mechanical rear |
HYDRAULICS
| Type | closed center |
| Pressure | 2300psi / 158.6bar |
| Rear valve | 1 or 2 |
| Pump flow | 13gpm / 49.2lpm |
TRACTOR HITCH
| Rear Type | II/I |
| Control | load and depth control |
| Rear lift | 2735lbs / 1240kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent/live *With reverser |
| Rear RPM | 540/540/1000 OptOptional |
| Engine RPM | 540@2382 |
JOHN DEERE 2550 TIRES
The John Deere 2550 tractor offers flexible tire options suitable for various applications, ranging from standard agricultural practices to lawn and turf maintenance. The 2WD configuration with 7.50-16 front and 16.9-30 rear tires provides a cost-effective solution for less demanding tasks, while the 4WD variants enhance traction and stability on uneven terrain, especially with the larger 11.2-24 front tires. However, the choice of tires affects ride comfort and soil compaction; the lawn/turf tires minimize ground disturbance, making them ideal for maintaining manicured areas, but may reduce overall agricultural versatility.
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 16.9-30 |
| 4WD Standard tires (ag) | Front: 11.2-24. Rear: 16.9-30 |
| 4WD Optional tires (ag) | Front: 9.5-24. Rear: 16.9-28 |
| Lawn/turf front | 27x9.5-15 |
| Lawn/turf rear | 21.5L-16.1 |
DIMENSIONS & TIRES
The John Deere 2550 tractor, with a 2WD wheelbase of 89.2 inches and a weight range of 6,800 to 8,330 pounds, offers stability and maneuverability for mid-sized agricultural tasks. The choice of 7.50-16 front tires and 16.9-30 rear tires enhances traction and load-bearing capacity, essential for tasks like plowing and cultivating. However, the 2WD configuration may limit performance in challenging terrains, making the 4WD variant potentially more advantageous for hilly or muddy conditions.
| 2WD Wheelbase | 89.2inches / 226cm |
| 4WD Wheelbase | 90inches / 228cm |
| Weight | 6800 to 8330 pounds |
| Front tire | 7.50-16 |
| 2WD Rear tire | 16.9-30 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| ROPS Charging amps | 33 |
| Cab Charging amps | 55 |
| Batteries | 2 |
| Battery volts | 12 |
| Battery AH | 55 |