John Deere 303 Tractor

Manufacturer John Deere
Price -
Model 303
Equipment Type -
Factory Saran, France

JOHN DEERE 303 POWER

Engine 36.3hp / 27.1kW

ENGINE DETAIL

The John Deere 303 tractor features a highly efficient 2.3L standard OE 138 diesel engine, producing 36.3hp at a rated RPM of 2000, ideal for moderate agricultural tasks. Its 21.5:1 compression ratio ensures optimal combustion efficiency, but operators should monitor heat management closely given its 10.6qt coolant capacity. This tractor's oil capacity of 7.2qts supports extended maintenance intervals, although its size limits heavy-duty applications in large-scale farming scenarios.

Description Standard OE 138 diesel 4-cylinder liquid-cooled
Displacement 137.9ci / 2.3L
Bore/Stroke 3.31x4.00inches / 84x 102 mm
Power 36.3hp / 27.1kW
Compression 21.5:1
Rated RPM 2000
Starter volts 12
Oil capacity 7.2qts / 6.8L
Coolant capacity 10.6qts / 10.0L

JOHN DEERE 303 ENGINE

The John Deere 303 tractor features a robust 2.3L 4-cylinder diesel engine, offering efficient fuel consumption and reliable torque for various applications. Its compact size enhances maneuverability in tight spaces, making it ideal for small to medium farms. However, operators should be aware of potential challenges with power output in heavy-duty tasks, necessitating careful attachment selection for optimal performance.

Description Standard 2.3L 4-cyl diesel

TRANSMISSION

The John Deere 303 tractor features a total of 10 forward and 3 reverse gears, providing versatile speed options for various applications. The dry disc clutch ensures consistent engagement but may require more frequent maintenance compared to wet systems. With an oil capacity of 32.8 quarts (31.0 liters), ensure regular fluid checks to maintain optimal performance and avoid overheating during extended use.

Gears 10 forward and 3 reverse
Clutch dry disc
Oil capacity 32.8qts / 31.0L
Description Four gears (1-4) in three ranges (I, II, and III) plus reverse range. Fourth gear is the same speed on all the forward ranges.

SPEEDS

Description With 10-28 rear tires

MECHANICAL

The John Deere 303 tractor features a 4x2 2WD chassis with manual steering, which can limit maneuverability in tighter spaces but provides a straightforward operation for basic agricultural tasks. Its disc brake system offers reliable stopping power, while the 10-speed transmission allows for a wider range of speed control, optimizing performance in various field conditions. An open operator station enhances visibility and ventilation, making it suitable for tasks that require frequent operator movement, though it may expose the operator to the elements.

Chassis 4x2 2WD
Steering manual
Brakes disc
Cab Open operator station
Transmission 10-speed

CAPACITY

Fuel 16.4gal / 62.1L
Hydraulic system 2.6gal / 9.8L

HYDRAULICS

Type open center
Capacity 2.6gal / 9.8L

TRACTOR HITCH

Rear Type II

POWER TAKE-OFF (PTO)

Rear RPM 540/1000 (1.375)
Engine RPM 540@1850

JOHN DEERE 303 TIRES

The John Deere 303 tractor features versatile tire configurations, with the option for either 11-28 front tires and a choice of 10-28, 9-36, or 10-36 rear tires, allowing for adaptability to various terrains and load capacities. The 28-inch front tires offer better flotation and traction in softer soils, while the rear tire options can enhance stability and grip, crucial for field applications or loader work. However, users must consider tire wear and compatibility with attachments, particularly when selecting the larger rear options that may affect overall maneuverability and power delivery.

Ag front 11-28
Ag rear 10-28/9-36/10-36

DIMENSIONS

Wheelbase 74.1inches / 188cm
Length 132.7inches / 337cm
Width 60inches / 152cm *Minimum
Height (steering wheel) 61.8inches / 156cm
Weight 3836lbs / 1740kg
Ground clearance 14.2inches / 36cm
Front tread 50 to 69.7inches / 127to 177 cm
Rear tread 48.8 to 76.8inches / 123to 195 cm

DIMENSIONS & TIRES

The John Deere 303 tractor, with a wheelbase of 74.1 inches, offers enhanced stability during operation, particularly on uneven terrain, making it suitable for small farms and gardens. Weighing 3,836 lbs provides a good balance of maneuverability and traction, but may prove challenging in extremely soft ground conditions. The front and rear tire sizes (5.50-16 and 10-28) indicate a strong rear-end support structure for plowing or heavy lifting applications; however, users should consider potential limitations in tire selection for specific soil types.

Wheelbase 74.1inches / 188cm
Weight 3836lbs / 1740kg
Front tire 5.50-16
Rear tire 10-28

ELECTRICAL

Ground positive
Battery volts 12
Battery AH 95


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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