Kubota GB18 Tractor

Manufacturer Kubota
Price -
Model GB18
Equipment Type Sub-Compact Utility Tractors
Factory

VARIANTS

GB18F Glideshift

KUBOTA GB18 POWER

Engine 17.7hp / 13.2kW

ENGINE DETAIL

The Kubota GB18 features a compact D1005 diesel engine with a displacement of 1.0L, providing a modest 17.7hp at 2600 RPM, ideal for small to medium agricultural tasks. Its liquid-cooled system enhances engine longevity and performance efficiency, reducing the risk of overheating during prolonged use. With a 12-volt starter, the electrical system supports reliable starting under various conditions, although lack of advanced features may limit its use in larger, more demanding operations.

Description Kubota D1005 diesel 3-cylinder liquid-cooled
Displacement 61.1ci / 1.0L
Bore/Stroke 2.99x2.90inches / 76x 74mm
Power 17.7hp / 13.2kW
Rated RPM 2600
Starter negative
Starter volts 12

KUBOTA GB18 ENGINE

The Kubota GB18 features a 1.0L 3-cylinder diesel engine, providing efficient fuel consumption suitable for small agricultural tasks. With a 5.3-gal (20.1L) fuel tank, this tractor offers a good balance between operational time and weight, allowing for extended usage without frequent refueling. However, its smaller engine capacity may limit power output for heavier implements, making it ideal for light-duty applications such as gardening or small plot farming.

Description Kubota 1.0L 3-cyl diesel
Fuel tank 5.3gal / 20.1L

TRANSMISSIONS OVERVIEW

The Kubota GB18 tractor features a robust 6-speed transmission with a 3-range selector, providing a total of 18 gear options for optimized torque and speed control during various farming operations. This versatility is advantageous for adapting to different field conditions and tasks, such as tilling, mowing, or transporting materials. However, the complexity of managing multiple speeds may present a learning curve for new operators, necessitating thorough training for efficient utilization.

Description 6-speed gear 18-speed

TRANSMISSION 1

The Kubota GB18 tractor features a gear transmission system with six forward and two reverse gears, allowing for versatile speed management and efficient operation across varying terrain. The three gears, combined with two ranges, provide a balance of power and efficiency, which is advantageous for tasks requiring precision, such as fieldwork or transport. However, engine responsiveness might vary depending on load, necessitating careful gear selection to prevent stalling under heavy conditions.

Type gear
Gears 6 forward and 2 reverse
Description Three gears, plus reverse, in two ranges

TRANSMISSION 2

The Kubota GB18 tractor features a Glideshift transmission, offering smooth gear transitions between its 18 forward and 9 reverse options, beneficial for varied terrain and operating conditions. With six forward and three reverse gears spread across three ranges, operators gain enhanced control over speed and torque, making it suitable for both precision tasks and heavier loads. However, the complexity of three ranges may pose a learning curve for new operators, necessitating familiarization for optimal performance in field scenarios.

Transmission Glideshift
Gears 18 forward and 9 reverse
Description Six forward and three reverse gears in three ranges

MECHANICAL

The Kubota GB18 is a robust 4x4 MFWD tractor featuring a 6-speed gearbox with an optional 18-speed transmission, providing versatility in various field conditions. The mechanical wet disc brakes ensure reliable stopping power, while the two-post ROPS enhances operator safety without compromising visibility. Challenges may arise in tight spaces due to the cab design, but the power steering significantly improves maneuverability, making it ideal for intensive agricultural tasks.

Chassis 4x4 MFWD 4WD
Steering power
Brakes mechanical wet disc
Cab Two-post ROPS
Transmissions 6-speed gear 18-speed

TRACTOR HITCH

Control position control

POWER TAKE-OFF (PTO)

Rear RPM 451/769 / 1207 (1.375)

KUBOTA GB18 TIRES

The Kubota GB18 features standard agricultural tires with front dimensions of 6-12 and rear dimensions of 8.3-20, which provide good traction and stability for standard field operations. The tire size combination optimizes weight distribution, enhancing maneuverability in tight spaces while maintaining adequate flotation on soft ground. However, the limited tire size may challenge performance in heavy-duty tasks or on steep terrains, necessitating careful evaluation of intended use scenarios.

Standard tires (ag) Front: 6-12. Rear: 8.3-20

DIMENSIONS

Wheelbase 53.2inches / 135cm
Length 91.3inches / 231cm
Width 40.9inches / 103cm
Height (ROPS) 72.8inches / 184cm
Gear Weight 1521lbs / 689kg
Glideshift Weight 1565lbs / 709kg
Ground clearance 12.4inches / 31cm
Front tread 33.1inches / 84cm
Rear tread 31.9/35.4inches / 81/89cm

DIMENSIONS & TIRES

The Kubota GB18 tractor features a compact wheelbase of 53.2 inches, enhancing maneuverability in confined spaces. Weighing between 1521 to 1565 pounds, it offers a stable base ideal for light to moderate agricultural tasks, though its limited weight may impact traction on uneven terrain. The combination of front tires (6-12) and rear tires (8.3-20) provides a balance of flotation and grip, suitable for diverse applications such as gardening and small-scale farming.

Wheelbase 53.2inches / 135cm
Weight 1521 to 1565 pounds
Front tire 6-12
Rear tire 8.3-20

ELECTRICAL

Ground electric
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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