Kubota MD77 Tractor

Manufacturer Kubota
Price -
Model MD77
Equipment Type Utility Tractors
Factory

KUBOTA MD77 POWER

Engine 76hp / 56.7kW
PTO (claimed) 72hp / 53.7kW

ENGINE DETAIL

The Kubota MD77 tractor, powered by a V4302 diesel engine, offers strong performance with 76 hp and a torque of 206.9 lb-ft at 1200 RPM, making it suitable for heavy-duty applications. Its 4-cylinder configuration and 4.3L displacement provide efficient power delivery while the liquid-cooled system enhances engine longevity. With an oil capacity of 17.2 quarts and a coolant capacity of 15.3 quarts, it supports extended operational periods, ideal for sustained fieldwork or agricultural tasks.

Description Kubota V4302 diesel 4-cylinder liquid-cooled
Displacement 264.2ci / 4.3L
Bore/Stroke 4.13x4.92inches / 105x 125 mm
Power 76hp / 56.7kW
Rated RPM 2400
Torque 206.9 lb-ft /280.6 Nm
Torque RPM 1200
Starter electric
Starter volts 12
Oil capacity 17.2qts / 16.3L
Coolant capacity 15.3qts / 14.5L

KUBOTA MD77 ENGINE

The Kubota MD77 features a robust 4.3L 4-cylinder diesel engine, ensuring reliable power and efficiency for various agricultural tasks. With a fuel tank capacity of 27.7 gallons (104.8 liters), it offers extended operational time, beneficial for large farming operations or long fieldwork sessions. However, users should be mindful of potential challenges in fuel management and weight distribution due to the hefty fuel capacity, which may impact maneuverability in tight spaces.

Description Kubota 4.3L 4-cyl diesel
Fuel tank 27.7gal / 104.8L

TRANSMISSIONS OVERVIEW

The Kubota MD77 features a versatile 16-speed transmission with an optional 24-speed creeper gear, allowing for fine-tuned speed control, essential for tasks requiring precision such as plowing or tilling. The 16-speed partial power shift enhances efficiency during variable load operations by enabling quick gear changes under load without significant power loss. Pros include improved maneuverability and operational flexibility; however, operators may need time to adapt to its varied gear selection, particularly in challenging terrain.

Description 16-speed 24-speed creeper 16-speed partial power shift

TRANSMISSION 1

The Kubota MD77's transmission features 16 forward and reverse gears, utilizing a four-speed gear system across two ranges (low/high) with an added two-range shift, offering flexibility for various terrain and load conditions. Pros include improved torque management and operational versatility, making it suitable for both agricultural and industrial applications. However, the complexity of the gear system may pose a learning curve for new operators.

Gears 16 forward and reverse
Description Four gears (1-4) in two ranges (low/high) with additional two-range shift.

TRANSMISSION 2

The Kubota MD77 tractor features an optional creeper range with a total of 24 forward and reverse gears, enhancing its versatility for various tasks. The creeper gear significantly improves low-speed control, making it ideal for precision work such as tilling or planting. However, the complexity of the transmission system may require more maintenance and could present challenges for operators unfamiliar with multi-gear systems.

Type creeper
Gears 24 forward and reverse
Description Optional creeper range added to basic transmission.

TRANSMISSION 3

The Kubota MD77 features a partial power shift transmission with 16 forward and reverse gears, offering versatility for various field applications. Its eight gears in two ranges allow for efficient power delivery and optimized speed control, while the optional creeper range enhances low-speed maneuverability for tasks requiring precision, such as tilling. However, operators may experience a learning curve with gear selection under varying load conditions, necessitating familiarity for optimal performance.

Type partial power shift
Gears 16 forward and reverse
Description Eight gears in two ranges. Optional creeper range available.

MECHANICAL

The Kubota MD77 tractor features a robust 4x4 MFWD chassis, providing enhanced traction and stability for varied terrains, which is advantageous for agricultural and construction applications. The standard cab includes air-conditioning for operator comfort, with an optional ROPS for additional safety, catering to diverse operational environments. Its versatile transmission options, including a 16-speed partial power shift, allow for efficient power management and adaptability in different task scenarios, although the complexity of multiple gear configurations may require additional operator training.

Chassis 4x4 MFWD 4WD
Cab Cab standard with air-conditioning. Optional ROPS.
Transmissions 16-speed 24-speed creeper 16-speed partial power shift

HYDRAULICS

Pump flow 15.85gpm / 60.0lpm

TRACTOR HITCH

Rear Type II
Rear lift 4486lbs / 2034kg/5699lbs / 2585kg *With optional lift cylinder.

POWER TAKE-OFF (PTO)

Rear RPM 540/1000 (1.375)
Engine RPM 540@2035 / 1000@2211

KUBOTA MD77 TIRES

The Kubota MD77 tractor features standard agricultural tires with a front size of 9.5-24 and a rear size of 12.4-36, optimized for traction on uneven terrain. This tire combination enhances stability and load distribution, ideal for various farming tasks like plowing and tilling. However, users should be mindful of potential soil compaction with larger rear tires, especially in wet conditions, which may affect crop yield in sensitive soil types.

Standard tires (ag) Front: 9.5-24. Rear: 12.4-36

DIMENSIONS

Wheelbase 90.6inches / 230cm
Length 152.8inches / 388cm
Width 73inches / 185cm
Height 102inches / 259cm
ROPS Weight 6658lbs / 3020kg
Cab Weight 7055lbs / 3200kg
Ground clearance 17.3inches / 43cm
Front tread 47.6 to 55.1inches / 120to 139 cm
ROPS Rear tread 48 to 75.6inches / 121to 192 cm
Cab Rear tread 52 to 75.6inches / 132to 192 cm

DIMENSIONS & TIRES

The Kubota MD77 tractor features a wheelbase of 90.6 inches, providing a stable platform for various agricultural tasks. Its weight range of 6,658 to 7,055 pounds enhances traction in uneven terrain but may present maneuverability challenges in tighter spaces. Equipped with 9.5-24 front and 12.4-36 rear tires, this tractor is well-suited for heavy soil work and row-crop applications, balancing flotation and traction effectively.

Wheelbase 90.6inches / 230cm
Weight 6658 to 7055 pounds
Front tire 9.5-24
Rear tire 12.4-36

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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