Kubota
Kubota M4000
The Kubota M4000 is a utility tractor produced from 1977 to 1981. It features a Kubota S2200-A 2.2L 6-cylinder liquid-cooled diesel engine producing 47.5 hp (35.4 kW) at 2600 RPM. The tractor has a 16-speed synchronized transmission with 16 forward and 4 reverse gears. It is a two-wheel drive tractor with power steering, wet disc brakes, and an open operator station. The hydraulic system is open center type with 2490 psi pressure and a 7.3 gpm pump flow. The rear tractor hitch is category I with position and draft control. The rear PTO is independent with 540/1000 RPM options. Dimensions include a 78.2 inch wheelbase, 131.3 inch length, and 65.4 inch minimum width. The tractor weighs 4125 lbs (1871 kg). Electrical system is 12 volts with negative ground.
Power47 hp
Founded1977 - 1981
ModelM4000
Technical Specifications
Detailed specifications and technical data for Kubota M4000
Power
| Engine | 47.5 hp (35.4 kW) |
|---|---|
| PTO (claimed) | 40.9 hp (30.5 kW) |
Engine
| Type | diesel |
|---|---|
| Model | Kubota S2200-A |
| Power | 47.5 hp (35.4 kW) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 6-cylinder |
| Fuel tank | 14.3 gal (54.1 L) |
| Rated RPM | 2600 |
| Bore/Stroke | 2.99x3.23 inches (76 x 82 mm) |
| Displacement | 136.1 ci (2.2 L) |
| Starter volts | 12 |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
Hydraulics
| Type | open center |
|---|---|
| Valves | 1 |
| Pressure | 2490 psi (171.7 bar) |
| Pump flow | 7.3 gpm (27.6 lpm) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Wet disc brakes |
| Steering | Power steering |
| Operator station | Open operator station |
Production
| Type | Utility tractor |
|---|---|
| Manufacturer | Kubota |
| Years produced | 1977 - 1981 |
Transmission
| Type | synchronized |
|---|---|
| Gears | 16 forward and 4 reverse |
| Speeds | 16-speed synchronized |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | I |
Serial Numbers
| 1976 | 10061 |
|---|---|
| 1977 | 10361 |
| 1978 | 11071 |
| 1979 | 10124 |
| 1980 | 10164 |
| 1981 | 11204 |
| 1982 | 11244 |
| 1983 | 11284 |
| Location | Serial number on the left side of the tractor's clutch housing. |
Dimensions & Tires
| Width | 65.4 inches (166 cm) *Minimum width |
|---|---|
| Length | 131.3 inches (333 cm) |
| Rear tire | 13.6-28 |
| Wheelbase | 78.2 inches (198 cm) |
| Front tire | 6.00-16 |
| Rear tread | 51.2 to 74.8 inches (130 to 189 cm) |
| Front tread | 50.4 to 78 inches (128 to 198 cm) |
| Shipping weight | 4125 lbs (1871 kg) |
| Ground clearance | 16.7 inches (42 cm) |
| Height (exhaust) | 87 inches (220 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 (1.375) |