| Manufacturer | John Deere |
| Price | - |
| Model | 5103 |
| Equipment Type | Utility Tractors |
| Factory | Pune, Maharashtra, India |
NEBRASKA TRACTOR TEST 1870
| Description | Turbo-diesel 9-speed 2WD/March 9 - 30, 2006/Link: Nebraska Tractor Test 1870 file/PTO performance |
NEBRASKA TRACTOR TEST 1870
| Max power | 46.45 hp/34.6 kW |
| Fuel use | 2.9 gal/hour/11.0 l/hour |
| Power at rated engine speed | 43.70 hp/32.6 kW |
JOHN DEERE 5103 POWER
| Engine | 50 hp/37.3 kW |
| PTO (claimed) | 38 hp/28.3 kW |
| PTO (tested) | 46.45 hp/34.6 kW |
ENGINE DETAIL
The John Deere 5103, powered by a turbocharged 2.9L diesel engine, delivers 50 hp at 2400 RPM, making it well-suited for moderate agricultural tasks. Its robust 17.8:1 compression ratio contributes to efficient fuel combustion, enhancing power output but requires careful maintenance of the cooling system, with a 10 qt capacity needing fluid changes every 2000 hours. This tractor’s dry air cleaner design offers ease of maintenance, though it may necessitate more frequent cleaning in dusty conditions, impacting performance if neglected.
| Description | John Deere 3029T/turbocharged diesel/3-cylinder/liquid-cooled/The John Deere 5203 was naturally-aspirated until engine serial number 106597. Engines from that point on were turbocharged. |
| Displacement | 179 ci/2.9 L |
| Bore/Stroke | 4.19x4.33 inches/106 x 110 mm |
| Power | 50 hp/37.3 kW |
| Air cleaner | dry |
| Compression | 17.8:1 |
| Rated RPM | 2400 |
| Idle RPM | 800-2650 |
| Operating RPM | 1400-2400 |
| Firing order | 1-2-3 |
| Starter volts | 12 |
| Coolant capacity | 10 qts/9.5 L |
| Coolant change | 2000 h |
| Intake valve clearance | 0.014 inches/0.356 mm |
| Exhaust valve clearance | 0.018 inches/0.457 mm |
ENGINE OIL
The John Deere 5103 has an oil capacity of 9 quarts (8.5 liters), highlighting a moderate maintenance requirement. With an oil change interval of 100 hours, it's crucial to maintain this schedule to ensure optimal engine performance and longevity. Regular checks and timely oil changes can prevent engine wear and maintain efficiency in demanding agricultural tasks.
| Oil capacity | 9 qts/8.5 L |
| Oil change | 100 h |
JOHN DEERE 5103 ENGINE
The John Deere 5103 is powered by a robust 2.9L three-cylinder diesel engine, providing a balance of torque and fuel efficiency, ideal for small to medium agricultural tasks. Its compact design allows for maneuverability in tight spaces, but the limited power output may challenge heavier applications. Optimal for tasks such as tillage and light hauling, it offers reliability in performance while accommodating various implements through the category 1 three-point hitch system.
| Description | John Deere 2.9L 3-cyl diesel |
TRANSMISSIONS OVERVIEW
The John Deere 5103 features a 9-speed transmission with partially synchronized gears, allowing for smoother shifting and improved torque management, essential for varied field applications. This transmission design enhances operational efficiency, reducing the likelihood of gear grinding during shifts. However, the challenge may arise in steep terrains where precise gear selection is crucial for maintaining optimal power delivery.
| Description | 9-speed/9-speed partially synchronized |
TRANSMISSION 1
The John Deere 5103 features a SyncReverser transmission with a 9 forward and 3 reverse gear setup, enhancing maneuverability and versatility in various agricultural applications. The dry disc clutch necessitates stopping before shifting speeds or ranges, which might be a drawback for operators seeking seamless gear changes during work; however, this design can improve precision and control at lower speeds. With a 40 qt oil capacity, regular maintenance is essential to ensure optimal performance and longevity of the transmission system.
| Transmission | SyncReverser |
| Gears | 9 forward and 3 reverse |
| Clutch | dry disc |
| Oil capacity | 40 qts/37.9 L |
| Description | Three speeds (1-3) plus reverse (R) in three ranges (A-C). Tractor must be stopped, and clutch used, before shifting speed or range. Standard on 2WD models. |
SPEEDS 1
| Description | With 13.6x28 rear tires |
TRANSMISSION 2
The John Deere 5103 features a partially synchronized SyncShuttle transmission, allowing for 9 forward and 3 reverse gears, which enhances operational efficiency and versatility during fieldwork. While the dry disc clutch provides reliable engagement, operators must stop the tractor to shift ranges, potentially impacting productivity in high-speed maneuvers. With an oil capacity of 40 quarts, regular maintenance is crucial to ensure optimal performance and prolong the lifespan of the transmission system.
| Transmission | SyncShuttle |
| Type | partially synchronized |
| Gears | 9 forward and 3 reverse |
| Clutch | dry disc |
| Oil capacity | 40 qts/37.9 L |
| Description | The SyncShuttle (also identified as Top Shaft Synchronizer or TSS) is available on the 4WD models. Three speeds (1-3) plus reverse (R) in three ranges (A-C). Shifting speeds may be done while in motion, using the clutch. The tractor must be stopped to shift ranges. |
SPEEDS 2
| Description | With 13.6x28 rear tires |
MECHANICAL
The John Deere 5103 offers versatile drivetrain options with 2WD and 4WD configurations, enhancing traction and stability in diverse agricultural scenarios. Its power steering improves maneuverability, ideal for tight spaces, while the wet disc brakes provide reliable, consistent stopping power under heavy load conditions. The 9-speed partially synchronized transmission allows for smoother shifting, enhancing operational efficiency in varied terrain.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Steering | power |
| Brakes | differential wet disc |
| Cab | Foldable two-post ROPS. |
| Transmissions | 9-speed/9-speed partially synchronized |
CAPACITY
| Fuel | 19 gal/71.9 L |
| Hydraulic system | 10 gal/37.9 L |
| Front axle | 5.3 qts/5.0 L |
| Front hubs | 0.85 qts/0.8 L (each) |
HYDRAULICS
| Type | open center |
| Capacity | 10 gal/37.9 L |
| Pressure | 2800 psi/193.1 bar |
| Valves | 1 to 2 |
| Pump flow | 9.5 gpm/36.0 lpm |
| Total flow | 16.3 gpm/61.7 lpm |
| Steering flow | 6.8 gpm/25.7 lpm |
TRACTOR HITCH
| Rear Type | I/II |
| Rear lift | 3591 lbs/1628 kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540 |
| Engine RPM | 540@2400 |
JOHN DEERE 5103 TIRES
The John Deere 5103 tractor's 2WD configuration offers agility and lower maintenance costs, while the 4WD option enhances traction and stability, especially in uneven terrain or challenging conditions. The tire sizes (7.5-16 for 2WD and 8.3-24 for 4WD fronts, along with 13.6-28 rears) indicate a focus on versatility for various agricultural tasks, ensuring effective soil engagement and improved power transfer. Consider your specific farming needs; if working in muddy or hilly areas, the 4WD setup may provide significant advantages.
| 2WD Ag front | 7.5-16 |
| 4WD Ag front | 8.3-24 |
| Ag rear | 13.6-28 |
DIMENSIONS
| Wheelbase | 80.7 inches/204 cm |
| Clearance (front axle) | 18 inches/45 cm |
| Front tread | 56.9 to 81.9 inches/144 to 208 cm |
| Rear tread | 55.8 to 71.7 inches/141 to 182 cm |
JOHN DEERE 5103 WEIGHT
| 2WD Shipping | 4634 lbs/2101 kg |
| 4WD Shipping | 5031 lbs/2282 kg |
| 2WD Operating | 4715 lbs/2138 kg |
| Max Drawbar | 1675 lbs/759 kg |
| Max front axle | 3300 lbs/1496 kg |
| Max rear axle | 6636 lbs/3010 kg |
DIMENSIONS & TIRES
The John Deere 5103 features a wheelbase of 80.7 inches (204 cm), promoting stability during operation and enhancing maneuverability in tight spaces. Weighing between 4634 to 5031 pounds, this tractor offers a substantial lifting capability, beneficial for various agricultural tasks, although the weight may limit transportability on smaller trailers. The front and rear tire specifications (7.5-16 and 13.6-28) indicate compatibility with diverse terrain, but larger tires may be advantageous for better traction in challenging conditions.
| Wheelbase | 80.7 inches/204 cm |
| Weight | 4634 to 5031 pounds |
| Front tire | 7.5-16 |
| Rear tire | 13.6-28 |
5103 SERIAL NUMBERS
| Location | On the tractor frame, front-left, above the front axle. |
| 2003 | P5103U000001 |
| 2004 | P5103U001282 |
| 2005 | P5103U003847 |
| 2006 | P5103U011780 |
| 2007 | P5103U0????? |
| 2008 | P5103U015563 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 40 |
| Battery CCA | 623 |
| Battery volts | 12 |