Introduction
Kubota M8030 Utility Tractor
The Kubota M8030 is a utility tractor produced between 1986 and 1997. Designed for versatile agricultural operations, this series was engineered to provide reliable performance in diverse field conditions through a choice of two-wheel or four-wheel drive configurations.
Engine and Performance
The tractor is powered by a Kubota V4300 liquid-cooled diesel engine. This 4.3-liter, 4-cylinder powerplant generates 81 horsepower (60.4 kW) at a rated speed of 2400 RPM. The engine features a 17:1 compression ratio and utilizes a dual dry element air cleaner to maintain efficiency during operation.
Transmission and Drivetrain
The M8030 is equipped with a fully synchronized transmission offering 16 forward gears and 4 reverse gears, providing the operator with a wide range of speed options for various field tasks. It includes power steering and mechanical differential wet disc brakes to ensure maneuverability and stopping power. The mechanical rear differential lock enhances traction in challenging terrain.
Hydraulics and Hitch
The hydraulic system is of the open-center type, delivering a total flow of 11 gpm (41.6 lpm) at a pressure of 2630 psi (181.3 bar). The rear hitch is a Category II type, capable of lifting up to 4848 lbs (2199 kg) at the ends. The tractor is also equipped with an independent rear PTO operating at 540 RPM.
Conclusion
The Kubota M8030 is a functional utility tractor suited for a variety of general farm duties, combining a solid lifting capacity with a flexible gear range. Its design focuses on mechanical simplicity and durability, catering to agricultural requirements of the late 20th century.
Production Information of Kubota, M8030
- Utility tractor
| Manufacturer | Kubota |
|---|
Dimension and Tires Information of Kubota, M8030
| 2WD Front tread | 56.7 to 80.3 inches [144 to 203 cm] |
|---|---|
| 2WD Wheelbase | 87.4 inches [221 cm] |
| Width | 83.5 inches [212 cm] |
| 4WD Length | 156 inches [396 cm] |
| 4WD Wheelbase | 89 inches [226 cm] |
| 4WD Ground clearance | 15.4 inches [39 cm] |
| 4WD Ground clearance(optional) | 76.1 inches (Low-Profile) [193 cm] |
| 2WD Length | 141 inches [358 cm] |
| Rear tread | 63.5 to 76.4 inches [161 to 194 cm] |
| 4WD Front tread | 57.9 to 61.8 inches [147 to 156 cm] |
| 4WD Front tread(optional) | 16.7 inches (Low-Profile 2WD) [42 cm] |
| 4WD Front tread(optional) | 12.4 inches (Low-Profile 4WD) [31 cm] |
| 2WD Ground clearance | 21.1 inches [53 cm] |
| 2WD Standard tires (ag) | Front: 7.50-18. Rear: 18.4-30 |
|---|---|
| 2WD Optional tires (ag) | Front: 7.50-18. Rear: 16.9-34 |
| 2WD Optional tires (ag)(optional) | Front: 9.5-20. Rear: 16.9-24 (Low-profile 4WD) |
| 4WD Standard tires (ag) | Front: 11.2-24. Rear: 18.4-30 |
| 4WD Optional tires (ag) | Front: 12.4-24. Rear: 16.9-34 |
| 4WD Optional tires (ag)(optional) | Front: 7.50-16. Rear: 16.9-24 (Low-profile 2WD) |
Engine Specifications of Kubota, M8030
- Kubota V4300
- Liquid-cooled
- Diesel
- 4-cylinder
| Starter volts | 12 |
|---|---|
| Displacement | 261.9 ci [4.3 L] |
| Air cleaner | Dual dry element |
| Bore/Stroke | 4.29x4.53 inches [109 x 115 mm] |
| Coolant capacity | 14.4 qts [13.6 L] |
| Oil capacity | 13.9 qts [13.2 L] |
| Rated RPM | 2400 |
| Compression | 17:1 |
| Power | 81 hp [60.4 kW] |
Transmission Information of Kubota, M8030
Transmission variants 1
| Type | Fully synchronized |
|---|---|
| Gears | 16 forward and 4 reverse |
| Oil capacity | 64.7 qts [61.2 L] |
Mechanical Specs of Kubota, M8030
- Two- or four-wheel drive
- Two-post ROPS.
- Differential mechanical wet disc brakes
- Power steering
| Differential lock | Mechanical rear |
|---|
Power Information of Kubota, M8030
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540 |
Hydraulics Specifications of Kubota, M8030
| Type | Open center |
|---|---|
| Total flow | 11 gpm [41.6 lpm] |
| Valves | 1 or 2 |
| Capacity | 16.2 gal [61.3 L] |
| Pressure | 2630 psi [181.3 bar] |
Three-Point Hitch of Kubota, M8030
| Rear Type | II |
|---|---|
| Rear lift (at ends) | 4848 lbs [2199 kg] |
| Rear lift (at 24"/610mm) | 4475 lbs [2029 kg] |
Where it sits
With 81 HP, the Kubota M8030 sits just above M7030 (71 HP) in Kubota's range. Its power puts it in the 61th percentile of 1980s models in our database (2052 machines).
Frequently asked questions
How much horsepower does the Kubota M8030 have?
The Kubota M8030 delivers 81 HP.
What years was the Kubota M8030 produced?
The Kubota M8030 was produced in 1986-1997.
What engine does the Kubota M8030 have?
The Kubota M8030 is powered by a Diesel, 4-cylinder engine.
What transmission does the Kubota M8030 use?
The Kubota M8030 uses a Fully synchronized transmission.
Is the Kubota M8030 4WD?
The Kubota M8030 is available in 2WD/4WD.