Introduction
Kubota M7950 Utility Tractor
The Kubota M7950 is a utility tractor produced in Japan between 1983 and 1994, part of the M6950 and M8950 series. Designed for agricultural and utility applications, this model is recognized for its mechanical simplicity and robust construction.
Engine and Performance
The tractor is equipped with a liquid-cooled, four-cylinder Kubota V4300 diesel engine with a displacement of 4.3 liters. It generates a net power of 81 hp (60.4 kW) at a rated speed of 2400 RPM. The engine features a dry element air cleaner and operates with a 17:1 compression ratio.
Transmission and Drivetrain
The M7950 features a synchronized transmission providing 12 forward and 4 reverse gears, organized into four ranges with three gears each. Power is transmitted through a dry plate clutch. The tractor is available in either two-wheel or four-wheel drive configurations, assisted by a mechanical rear differential lock and power steering.
Hydraulics and PTO
The hydraulic system is an open-center design operating at a pressure of 2630 psi (181.3 bar) with a total flow rate of 11 gpm (41.6 lpm). The rear hitch is a Category II type with a maximum lift capacity of 4848 lbs (2199 kg) at the ends. The independent rear PTO supports both 540 and 1000 RPM speeds, engaged at specific engine RPMs.
Operator Environment and Dimensions
The machine comes standard with a four-post ROPS structure, with an air-conditioned cab available as an option. Braking is managed by differential hydraulic wet disc brakes. The 4WD model features a wheelbase of 89 inches (226 cm) and a ground clearance of 15.1 inches (38 cm), while the 2WD version has a wheelbase of 87.6 inches (222 cm) and a front axle clearance of 21.3 inches (54 cm).
Conclusion
The Kubota M7950 is a versatile utility tractor suitable for a wide range of agricultural operations, offering a balance of power, mechanical reliability, and maneuverability through its synchronized transmission and robust hydraulic system.
Production Information of Kubota, M7950
- Utility tractor
- Built in Japan
| Manufacturer | Kubota |
|---|
Dimension and Tires Information of Kubota, M7950
| Rear tread | 72 to 96 inches [182 to 243 cm (M7950FW)] |
|---|---|
| 2WD Wheelbase | 87.6 inches [222 cm] |
| 2WD Clearance (front axle) | 21.3 inches [54 cm] |
| Width | 78.2 inches [198 cm] |
| 4WD Wheelbase | 89 inches [226 cm] |
| 4WD Front tread | 60.6 to 68.5 inches [153 to 173 cm] |
| 4WD Clearance (front axle) | 15.1 inches [38 cm] |
| Length | 152.8 inches [388 cm] |
| Rear tread | 59.8 to 79.5 inches [151 to 201 cm] |
| Front tread | 72 to 96 inches [182 to 243 cm (M7950FW)] |
| 2WD Front tread | 55.9 to 79.5 inches [141 to 201 cm] |
| 2WD Standard tires (ag) | Front: 7.50-18. Rear: 18.4-30 |
|---|---|
| 4WD Standard tires (ag) | Front: 11.2-24. Rear: 18.4-30 |
Engine Specifications of Kubota, M7950
- Kubota V4300
- Liquid-cooled
- Diesel
- 4-cylinder
| Starter volts | 12 |
|---|---|
| Displacement | 261.9 ci [4.3 L] |
| Air cleaner | 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 (net) | 81 hp [60.4 kW] |
Transmission Information of Kubota, M7950
Transmission variants 1
- Three gears (1-3) plus reverse in four ranges (A-D). Shifts between gears are synchronized.
| Type | Synchronized |
|---|---|
| Oil capacity | 52.8 qts [50.0 L] |
| Gears | 12 forward and 4 reverse |
| Clutch | Dry plate |
Mechanical Specs of Kubota, M7950
- Two- or four-wheel drive
- Four-post ROPS. Cab optional with air-conditioning.
- Differential hydraulic wet disc brakes
- Power steering
| Differential lock | Mechanical rear |
|---|
Power Information of Kubota, M7950
| Rear PTO | Independent |
|---|---|
| Rear PTO(optional) | 1000@2389 |
| Rear PTO Type | 540/1000 |
| Engine RPM | 540@2035 |
Hydraulics Specifications of Kubota, M7950
| Type | Open center |
|---|---|
| Total flow | 11 gpm [41.6 lpm] |
| Valves | 1 or 2 |
| Capacity | 13.2 gal [50.0 L] |
| Pressure | 2630 psi [181.3 bar] |
Three-Point Hitch of Kubota, M7950
| Rear Type | II |
|---|---|
| Rear lift (at ends) | 4848 lbs [2199 kg] |
| Rear lift (at 24"/610mm) | 4475 lbs [2029 kg] |
Electrical System of Kubota, M7950
| Charging system | Alternator |
|---|---|
| Battery AH | 300 |
| Charging amps | 65 (with cab) |
| Battery volts | 12 |
Where it sits
With 81 HP, the Kubota M7950 sits between M6950 (71 HP) and M8950 (96 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 M7950 have?
The Kubota M7950 delivers 81 HP.
What years was the Kubota M7950 produced?
The Kubota M7950 was produced in 1983-1994.
What engine does the Kubota M7950 have?
The Kubota M7950 is powered by a Diesel, 4-cylinder engine.
What transmission does the Kubota M7950 use?
The Kubota M7950 uses a Synchronized transmission.
Is the Kubota M7950 4WD?
The Kubota M7950 is available in 2WD/4WD.