The John Deere 4755 is a robust and versatile row-crop tractor known for its power and capabilities. It was manufactured in the late 1980s and early 1990s, offering farmers and agricultural workers a reliable and efficient machine for a wide range of farming tasks. With a strong engine and advanced transmission options, the 4755 tractor was designed to handle demanding agricultural operations. It has been a valuable asset to many in the farming community, making tasks easier and more productive.
| John Deere 4755 Specs |
|---|
| Production | 1989 – 1991 |
| Type | Row-Crop tractor |
| Factory | Waterloo, Iowa, USA |
| Original price | $73,000 (1989) |
| Power |
|---|
| Engine (net) | 187.7 hp (140.0 kW) |
| Drawbar (claimed) | 151 hp (112.6 kW) |
| PTO (claimed) | 175 hp (130.5 kW) |
| Drawbar (tested) | 156.97 hp (117.1 kW) |
| PTO (tested) | 180.35 hp (134.5 kW) |
| Liquid-cooled inline |
|---|
| Displacement | 466 ci (7.6 L) |
| Bore/Stroke | 4.5625×4.75 inches (116 x 121 mm) |
| Air cleaner | dry |
| Compression | 16:1 |
| Rated RPM | 2200 |
| Firing order | 1-5-3-6-2-4 |
| Starter volts | 12 |
| Oil capacity | 22 qts (20.8 L) |
| Coolant capacity | 32 qts (30.3 L) |
| Intake valve clearance | 0.015 inches (0.381 mm) |
| Exhaust valve clearance | 0.020 inches (0.508 mm) |
| Transmissions |
|---|
| Transmission | John Deere Quad Range |
| Type | partial power shift |
| Gears | 16 forward and 6 reverse |
| Transmission | John Deere Power Shift |
| Type | full power shift |
| Gears | 15 forward and 4 reverse |
| Capacity |
|---|
| Fuel | 102 gal (386.1 L) |
| Hydraulic system | 18.5 gal (70.0 L) (PowerShift) |
| Hydraulics |
|---|
| Type | closed center |
| Capacity | 18.5 gal (70.0 L) (PowerShift) |
| Pressure | 2530 psi (174.4 bar) |
| Valves | 2 or 3 |
| Pump flow | 29.5 gpm (111.7 lpm) |
| SCV flow | 20.6 gpm (78.0 lpm) |
| Tractor hitch |
|---|
| Rear Type | III |
| Rear lift | 5,821 lbs (2640 kg) |
| Power Take-off (PTO) |
|---|
| Rear PTO | independent |
| Clutch | hydraulic |
| Rear RPM | 1000 (1.75) |
| Tires |
|---|
| Ag front | 11.00-16 or 7.50-16 |
| Ag rear | 20.8-38 |
| Dimensions |
|---|
| 2WD Wheelbase | 118.5 inches (300 cm) |
| 4WD Wheelbase | 117.1 inches (297 cm) |
| Width | 118 inches (299 cm) |
| Height (cab) | 118.8 inches (301 cm) |
| Shipping weight | 16,200 lbs (7348 kg) |
| Operating weight | 18,165 lbs (8239 kg) (4WD Powershift) |
| Electrical |
|---|
| Ground | negative |
| Charging system | alternator |
| Charging amps | 120 |
| Batteries | 2 |
| Battery CCA | 925 |
| Battery volts | 12 |
| John Deere 280 Loader |
|---|
| Loader weight | 2795 lbs (1267 kg) |
| Height (to pin) | 178 inches (452 cm) |
| Clearance, dumped bucket | 152 inches (386 cm) |
| Dump reach | 26 inches (66 cm) |
| Clearance, level bucket | 173 inches (439 cm) |
| Rollback angle | 41° |
| Breakout force (lift) | 6220 lbs (2821 kg) |
| Lift to full height (at pin) | 4580 lbs (2077 kg) |
| Bucket width | 85 inches (215 cm) or 97 inches (246 cm) |
| John Deere 840 Loader |
|---|
| Clearance, dumped bucket | 149 inches (378 cm) |
| Dump angle | 60° |
| Rollback angle | 40° |
| Bucket width | 96.5 inches (245 cm) |
John Deere 4755 overview
The John Deere 4755 is a highly capable row-crop tractor that made its mark in the late 1980s and early 1990s. Here’s a detailed overview of this agricultural powerhouse:
Specifications:
Engine: The tractor is equipped with a turbocharged diesel engine, boasting six cylinders and a displacement of 7.6 liters. It delivers an impressive net power of 187.7 horsepower to tackle demanding tasks.
Transmission: The 4755 offers two transmission options. The John Deere Quad Range features 16 forward and 6 reverse gears, while the John Deere Power Shift provides 15 forward and 4 reverse gears.
Hydraulics: It comes with a closed-center hydraulic system with a capacity of 18.5 gallons to ensure efficient implement operation.
PTO: The independent rear Power Take-off (PTO) runs at 1000 RPM, allowing for versatile implement use.
Tires: The tractor is fitted with 11.00-16 front tires and 20.8-38 rear tires, offering stability and traction on various terrains.
Loader Compatibility: It can be equipped with loaders like the John Deere 280 and 840, enhancing its versatility for material handling and loading tasks.
Advantages:
Powerful Engine: With a robust turbocharged diesel engine, the 4755 delivers ample power for heavy-duty tasks, making it suitable for large-scale farming operations.
Transmission Options: The availability of two transmission types gives operators flexibility in choosing the one that best suits their needs, whether it’s for fieldwork or road transport.
Hydraulic Capacity: Its hydraulic system ensures smooth and efficient implement control, enhancing overall productivity.
Loader Compatibility: The tractor’s compatibility with loaders expands its functionality, making it a versatile workhorse on the farm.
Disadvantages:
Cost: The initial purchase price of the John Deere 4755 may be relatively high, which could be a barrier for smaller farms or budget-conscious buyers.
Fuel Consumption: Due to its powerful engine, the tractor may have higher fuel consumption, increasing operational costs.
Common Problems:
While the John Deere 4755 is generally reliable, common issues may include hydraulic leaks, electrical problems, and wear and tear on the transmission components.
Safety Features:
Safety features on the John Deere 4755 may include roll-over protection structures (ROPS) and optional seat belts to protect operators in the event of accidents or rollovers.
Other Features:
The tractor offers multiple rear lift capacities, allowing users to select the appropriate lift capacity for their specific implements.
Its dual batteries and alternator charging system ensure reliable starting and electrical power supply.
The loader options provide the ability to handle various materials and attachments, enhancing its versatility.
In summary, the John Deere 4755 is a powerful and versatile row-crop tractor designed for heavy-duty agricultural tasks. It offers multiple advantages, including a potent engine and various transmission options, but buyers should consider factors like cost and fuel consumption. Regular maintenance and safety precautions are crucial for its efficient and safe operation on the farm.
