Kubota JB13 Tractor

Manufacturer Kubota
Price -
Model JB13
Equipment Type Sub-Compact Utility Tractors
Factory

KUBOTA JB13 POWER

Engine 12.9hp / 9.6kW

ENGINE DETAIL

The Kubota JB13 tractor is powered by a reliable D722 diesel engine, offering 12.9 hp at 2600 RPM, making it ideal for light agricultural tasks or small-scale operations. With a displacement of 0.7L and a compact design, this tractor provides a balance of fuel efficiency and sufficient torque, although its low horsepower may limit its capability for more demanding tasks. Users should consider its electric starter for ease of operation, particularly in colder conditions, yet the engine's relatively low displacement may present challenges in heavy-duty applications.

Description Kubota D722 diesel 3-cylinder liquid-cooled
Displacement 43.9ci / 0.7L
Bore/Stroke 2.64x2.68inches / 67x 68mm
Power 12.9hp / 9.6kW
Rated RPM 2600
Starter electric
Starter volts 12

KUBOTA JB13 ENGINE

The Kubota JB13, powered by a 0.7L 3-cylinder diesel engine, offers efficient fuel consumption due to its compact size and design, making it ideal for small agricultural operations or landscape maintenance. With a fuel tank capacity of 3.7 gallons (14.0 liters), it allows for extended operational time between refuels, enhancing productivity on-site. However, its limited engine size may restrict power output for heavier tasks, necessitating careful task planning based on soil conditions and load requirements.

Description Kubota 0.7L 3-cyl diesel
Fuel tank 3.7gal / 14.0L

TRANSMISSION

The Kubota JB13 features a 6-speed forward and 2-speed reverse transmission, providing versatile power management for varying terrain and operational demands. Its clutch system utilizes a dry disc mechanism, which can offer improved longevity and easier maintenance compared to wet clutches, though it may produce higher wear in prolonged heavy-duty applications. This setup is ideal for small to medium farming tasks that require frequent directional changes and varying speed control in tight spaces.

Gears 6 forward and 2 reverse
Clutch dry disc
Description Three gears, plus reverse, in two ranges

MECHANICAL

The Kubota JB13 features a 4x4 MFWD system, providing excellent traction and stability for diverse terrains, making it ideal for both agricultural and light construction tasks. Its power steering enhances maneuverability, while the wet disc brakes offer reliable stopping performance under various conditions. The 6-speed transmission allows for versatile speed adjustment, though operators may need to be adept at shifting to optimize performance.

Chassis 4x4 MFWD 4WD
Steering power
Brakes wet disc
Cab Two-post ROPS
Transmission 6-speed

POWER TAKE-OFF (PTO)

Rear PTO 540 (1.375)
Rear RPM 551:2600/967:2600

KUBOTA JB13 TIRES

The Kubota JB13 tractor features standard agricultural tires with front dimensions of 4.00-12 and rear dimensions of 7-16, providing decent traction on soft soil and improved stability for various field applications. The smaller tire sizes enhance maneuverability in tight spaces, while the rear tire size aids in weight distribution and offers better power transfer. However, the limited tire sizes may restrict performance on rough terrains or heavy-duty applications, which could necessitate tire upgrades for specific conditions.

Standard tires (ag) Front: 4.00-12. Rear: 7-16

DIMENSIONS

Wheelbase 50inches / 127cm
Length 78.7inches / 199cm
Width 37inches / 93cm
Height 70.1inches / 178cm
Weight 1213lbs / 550kg
Ground clearance 9.8inches / 24cm
Front tread 30.3inches / 76cm
Rear tread 28.4/30.3inches / 72/76cm

DIMENSIONS & TIRES

The Kubota JB13 tractor has a compact wheelbase of 50 inches, enhancing maneuverability in tight spaces, making it suitable for small farm operations or landscaping tasks. Weighing 1213 lbs, it strikes a balance between stability and portability, though the lighter weight may pose challenges in traction on uneven terrain. The differing tire sizes—4.00-12 in the front and 7-16 in the rear—optimize weight distribution and improve grip, but ensure tire compatibility for efficient performance and potential vibrational issues at higher speeds.

Wheelbase 50inches / 127cm
Weight 1213lbs / 550kg
Front tire 4.00-12
Rear tire 7-16

ELECTRICAL

Ground negative
Battery volts 12


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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