| Manufacturer | John Deere |
| Price | - |
| Model | 4555 |
| Equipment Type | Row-Crop Tractors |
| Factory | Waterloo, Iowa, USA |
OCED TRACTOR TEST 1620 2
| Description | Diesel Powershift 4WD April 1 - May 1, 1989 Link: OCED Tractor Test 1620 file PTO performance Drawbar performance Gear 12 used for power test Gear 3 used for pull test |
| Max power | 131.40hp / 98.0kW |
| Fuel use | 8.9gal/hour / 33.7l/hour |
| Power at rated engine speed | 156.89hp / 117.0kW |
| Max pull | 20,923lbs / 9490kg |
OCED TRACTOR TEST 1629 2
| Description | Diesel Quad-Range 2WD September 1 - October 1, 1989 Link: OCED Tractor Test 1629 file PTO performance Drawbar performance |
| Max power | 139.99hp / 104.4kW |
| Fuel use | 9.0gal/hour / 34.1l/hour |
| Power at rated engine speed | 156.83hp / 116.9kW |
| Max pull | 17,784lbs / 8066kg |
JOHN DEERE 4555 POWER
| Engine (net) | 173hp / 129.0kW |
| PTO (claimed) | 155hp / 115.6kW |
| Drawbar (tested) | 139.99hp / 104.4kW |
| PTO (tested) | 162.53hp / 121.2kW |
ENGINE DETAIL
The John Deere 4555 features a robust turbocharged diesel engine with a displacement of 7.6L, providing substantial power for heavy-duty applications. Its dry air cleaner and 16:1 compression ratio enhance efficiency and performance, ideal for demanding agricultural tasks. However, routine maintenance, specifically valve clearance adjustments of 0.015 inches for intake and 0.020 inches for exhaust, is crucial to maintain optimal engine function and avoid performance setbacks.
| Description | John Deere turbocharged diesel 6-cylinder liquid-cooled inline |
| Displacement | 466ci / 7.6L |
| Bore/Stroke | 4.5625x4.75inches / 116x 121mm |
| Air cleaner | dry |
| Compression | 16:1 |
| Rated RPM | 2200 |
| Firing order | 1-5-3-6-2-4 |
| Starter volts | 12 |
| Oil capacity | 22qts / 20.8L |
| Coolant capacity | 32qts / 30.3L |
| Intake valve clearance | 0.015inches / 0.381mm |
| Exhaust valve clearance | 0.020inches / 0.508mm |
JOHN DEERE 4555 ENGINE
The John Deere 4555 features a robust 7.6L 6-cylinder diesel engine, providing significant torque and horsepower, ideal for heavy-duty tasks such as plowing and hauling. The engine's efficiency is complemented by a PowerTech design, ensuring reliability and lower emissions, although its size may contribute to higher operational costs in fuel consumption. It's particularly suited for agricultural applications requiring versatility and power, but users should be aware of potential maintenance costs associated with larger diesel engines.
| Description | John Deere 7.6L 6-cyl diesel |
TRANSMISSIONS OVERVIEW
The John Deere 4555 tractor features a 16-speed partial power shift transmission, allowing for seamless shifting without clutch engagement, ideal for varied field applications. The 15-speed full power shift provides enhanced efficiency and greater control during heavy-duty operations, making it suitable for demanding tasks. However, operators may need to acclimate to the transmission's operational nuances to maximize performance and efficiency.
| Description | 16-speed partial power shift 15-speed full power shift |
TRANSMISSION 1
The John Deere 4555 features a Quad Range transmission with 16 forward and 6 reverse speeds, allowing for versatile speed adjustment across various field conditions. The partial power shift provides seamless gear transitions, enhancing productivity and operator comfort, especially in tasks requiring frequent speed changes. However, the complexity of the transmission may require more maintenance and expertise compared to simpler gear systems, making it essential for operators to have adequate training on its functionalities.
| Transmission | John Deere Quad Range |
| Type | partial power shift |
| Gears | 16 forward and 6 reverse |
| Description | Four gears (1-4) in four ranges (A-D) with high-low power shift |
TRANSMISSION 2
The John Deere 4555 features a full power shift transmission, allowing for seamless gear changes without interrupting power flow, which enhances operational efficiency during heavy tasks. With 15 forward and 4 reverse gears, it provides versatility for varying field conditions and tasks, although the complexity of the system may require more maintenance compared to simpler gear systems. This transmission setup is especially advantageous for tasks requiring frequent speed adjustments, making it ideal for plowing, tilling, or haymaking scenarios.
| Transmission | John Deere Power Shift |
| Type | full power shift |
| Gears | 15 forward and 4 reverse |
MECHANICAL
The John Deere 4555 tractor offers versatile 4WD options with inboard planetary final drives, enhancing durability and traction for various agricultural tasks. Its power steering and hydraulic wet disc brakes provide excellent maneuverability and stopping power, crucial for safety and ease of use in tight spaces. With options for a 16-speed partial power shift or a 15-speed full power shift transmission, operators can adapt to different field conditions, but the complexity of the transmission system may require more maintenance and operator training.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Final drives | inboard planetary |
| Steering | power |
| Brakes | differential hydraulic wet disc |
| Cab | Sound-Gard cab |
| Transmissions | 16-speed partial power shift 15-speed full power shift |
CAPACITY
| Fuel | 102gal / 386.1L |
| Hydraulic system | 18.5gal / 70.0L (PowerShift) 20gal / 75.7L (PS MFWD) 26.9gal / 101.8L (QuadRange) |
HYDRAULICS
| Type | closed center |
| Capacity | 18.5gal / 70.0L (PowerShift) 20gal / 75.7L (PS MFWD) 26.9gal / 101.8L (QuadRange) |
| Pressure | 2530psi / 174.4bar |
| Valves | 2 or 3 |
| Pump flow | 29.5gpm / 111.7lpm |
| SCV flow | 20.6gpm / 78.0lpm |
TRACTOR HITCH
| Rear Type | III |
| Rear lift | 5,281lbs / 2395kg 6,614lbs / 3000kg (44mm lift cylinder) 7,057lbs / 3201kg (55mm lift cylinder) |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Clutch | hydraulic |
| Rear RPM | 1000 (1.75) |
DIMENSIONS
| 2WD Wheelbase | 118.5inches / 300cm |
| 4WD Wheelbase | 117.1inches / 297cm |
| Width | 118inches / 299cm *Minimum width with standard axle |
| Height (cab) | 118.8inches / 301cm |
| Rear axle | Rack-and-pinion: 3.94 by 108inches / 100by 2743mm |
JOHN DEERE 4555 WEIGHT
| 15,840lbs / 7185kg (2WD Quad-Range) 17,755lbs / 8053kg (4WD Powershift) | |
| Ballasted | 21,755lbs / 9868kg |
DIMENSIONS & TIRES
The John Deere 4555 tractor features a robust weight range of 15,840 to 17,755 pounds, providing stability and traction, especially beneficial for heavy tillage operations. The 2WD and 4WD wheelbases—118.5 inches and 117.1 inches respectively—offer differing maneuverability; the 2WD configuration may excel in flat terrain, while the 4WD model enhances performance in uneven or muddy conditions. Always consider soil type and terrain before selecting a wheel drive option to optimize efficiency and reduce tire wear.
| 2WD Wheelbase | 118.5inches / 300cm |
| 4WD Wheelbase | 117.1inches / 297cm |
| Weight | 15840 to 17755 pounds |
JOHN DEERE 280 LOADER
| Loader weight | 2795lbs / 1267kg |
| Height (to pin) | 178inches / 452cm |
| Clearance, dumped bucket | 152inches / 386cm |
| Dump reach | 26inches / 66cm |
| Clearance, level bucket | 173inches / 439cm |
| Rollback angle | 41° |
| Breakout force (lift) | 6220lbs / 2821kg |
| Lift to full height (at pin) | 4580lbs / 2077kg |
| Bucket width | 85inches / 215cm 97inches / 246cm |
JOHN DEERE 840 LOADER
| Clearance, dumped bucket | 149inches / 378cm |
| Dump angle | 60° |
| Rollback angle | 40° |
| Bucket width | 96.5inches / 245cm |
4555 SERIAL NUMBERS
| Location | Serial number plate on the rear of the 4555, above the PTO shaft |
| 1989 | 1001 |
| 1990 | 3001 |
| 1991 | 6001 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 120 |
| Batteries | 2 |
| Battery CCA | 925 |
| Battery volts | 12 |