Kubota KL40Z Tractor

Manufacturer Kubota
Price -
Model KL40Z
Equipment Type Compact Utility Tractors
Factory

KUBOTA KL40Z POWER

Engine 39.4hp / 29.4kW

ENGINE DETAIL

The Kubota KL40Z tractor is powered by a V2203 diesel engine with a displacement of 2.2L, delivering 39.4hp at a rated RPM of 2600, which provides sufficient torque for various agricultural tasks. The liquid-cooled system ensures optimal operating temperatures, enhancing engine durability during prolonged use. However, the tractor's relatively low horsepower may limit its performance in heavy-duty applications, making it ideal for small to medium-scale farming operations or light industrial work.

Description Kubota V2203 diesel 4-cylinder liquid-cooled
Displacement 134.1ci / 2.2L
Bore/Stroke 3.43x3.64inches / 87x 92mm
Power 39.4hp / 29.4kW
Rated RPM 2600
Starter electric
Starter volts 12

KUBOTA KL40Z ENGINE

The Kubota KL40Z features a 2.2L 4-cylinder diesel engine, providing efficient power for various agricultural tasks. With a fuel tank capacity of 10.3 gallons (39.0 liters), it offers a reasonable operational range, though long-duration tasks may necessitate refueling breaks. Be mindful of potential challenges in fuel management for more extensive agriculture operations or tasks requiring consistent power output.

Description Kubota 2.2L 4-cyl diesel
Fuel tank 10.3gal / 39.0L

TRANSMISSIONS OVERVIEW

The Kubota KL40Z tractor features a continuously variable transmission (CVT) system, offering seamless power delivery and enhanced fuel efficiency across 24 to 30 speed ranges. This transmission allows for precise speed control, making it ideal for tasks requiring varied torque outputs, such as plowing or tilling. However, potential challenges include higher initial costs and complex maintenance compared to traditional gear transmissions.

Description continuously-varaible transmission 24-speed 30-speed

TRANSMISSION 1

The Kubota KL40Z features a hydro-mechanical continuously-variable transmission (CVT), providing seamless power delivery and efficient fuel usage. Its dual drive system allows for infinite gearing options in two ranges, facilitating adaptability for various agricultural tasks, from quick field work to precise maneuvers. However, the dry disc clutch may present challenges in heavy-duty applications, as it can lead to quicker wear under extreme loads compared to alternative systems.

Transmission Dual Drive
Type continuously-varaible transmission
Gears infinite (2-range) forward and reverse
Clutch dry disc
Description Hydro-mechanical CVT

TRANSMISSION 2

The Kubota KL40Z features a hydro-mechanical continuously variable transmission (CVT), allowing for seamless transitions between an infinite number of speeds within three selectable ranges, optimizing engine efficiency and operator control. This dual-drive system enhances traction and performance, particularly in variable terrain conditions, making it suitable for tasks requiring precision. Challenges may arise in maintenance complexity due to the advanced transmission system, necessitating specialized knowledge for repairs and servicing.

Transmission Dual Drive
Type continuously-varaible transmission
Gears infinite (3-range) forward and reverse
Description Hydro-mechanical CVT

TRANSMISSION 3

The Kubota KL40Z tractor offers exceptional flexibility with 24 forward and 16 reverse gears, enhanced by a hydraulically-shifted system that simplifies gear transitions across two ranges. This configuration allows for precise speed control and adaptability in various field conditions, making it ideal for both heavy and light-duty tasks. However, the complexity of multiple gears may necessitate a longer learning curve for operators unfamiliar with multi-range systems.

Gears 24 forward and 16 reverse
Description Twelve hydraulically-shift gears (eight in reverse) in two ranges

TRANSMISSION 4

The Kubota KL40Z tractor features a versatile three-range transmission with a total of 30 forward and 20 reverse gears, allowing for precise speed management across various applications. Its configuration—12 forward and 8 reverse in the creeper and medium ranges—enables detailed maneuvering in tight spaces, while the high-speed range of 6 forward and 4 reverse supports efficient transport tasks. This gear diversity is advantageous for tasks like tillage or transport, though the complexity may present a learning curve for new operators.

Gears 30 forward and 20 reverse
Description Three range transmission. Twelve forward, eight reverse, in creeper and medium range. Six forward, four reverse, in high-speed range

MECHANICAL

The Kubota KL40Z tractor features a robust 4x4 MFWD layout, enhancing traction and maneuverability in diverse terrains, ideal for agricultural and construction applications. Its power steering provides ease of handling, while the optional air-conditioned cab increases operator comfort during extended use. The continuously variable transmission (CVT) allows for smooth speed transitions, improving efficiency; however, maintenance may be more complex compared to traditional gear systems.

Chassis 4x4 MFWD 4WD
Steering power
Brakes mechanical wet disc
Cab Two-post ROPS. Cab optional with air-conditioning
Transmissions continuously-varaible transmission 24-speed 30-speed

TRACTOR HITCH

Rear Type I

POWER TAKE-OFF (PTO)

Rear RPM 540 (1.375)
Engine RPM 546@2600 / 773@2600 / 969@2600 / 1298@2600/-770@2600

KUBOTA KL40Z TIRES

The Kubota KL40Z features standard agricultural tires with a front size of 8-18 and a rear size of 12.4-28, optimizing traction and stability on varied terrains. This configuration is advantageous for field work and general farming applications, providing a balance of flotation and ground contact while minimizing soil compaction. However, operator should consider potential challenges in tight spaces due to the larger rear tire size, which may limit maneuverability in confined areas.

Standard tires (ag) Front: 8-18. Rear: 12.4-28

DIMENSIONS

Wheelbase 74.4inches / 188cm
Length 133.3inches / 338cm
Width 60inches / 152cm
Height (ROPS) 91.3inches / 231cm
Height (cab) 89.8inches / 228cm
Weight 4001lbs / 1814kg
Ground clearance 15.8inches / 40cm
Front tread 47.2inches / 119cm
Rear tread 47.6 to 56.3inches / 120to 143cm

DIMENSIONS & TIRES

The Kubota KL40Z's 74.4-inch wheelbase provides excellent stability and maneuverability, making it suitable for both tight farm applications and larger landscapes. Weighing 4001 lbs, it offers a solid ground presence, beneficial for heavy-duty tasks but may limit mobility in softer terrains. The front and rear tire sizes (8-18 and 12.4-28, respectively) indicate a balance between traction and flotation, optimizing performance across various soil conditions but potentially requiring more maintenance in rugged applications.

Wheelbase 74.4inches / 188cm
Weight 4001lbs / 1814kg
Front tire 8-18
Rear tire 12.4-28

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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