Overview
The Kubota M4000 is a utility farm tractor manufactured between 1977 and 1981, powered by a 2.2L 6-cylinder liquid-cooled diesel engine. It is configured with a 16-speed synchronized transmission providing 16 forward and 4 reverse gears on a two-wheel drive chassis. The tractor features an open operator station, power steering, and a shipping weight of 4125 lbs.
Ideal Applications
Transmission and Gear Layout:
The tractor is equipped with a 16-speed synchronized transmission system containing 16 forward and 4 reverse gears.
Engine Performance Ratings:
The 2.2L 6-cylinder diesel engine is rated at 47.5 hp at 2600 RPM, with a claimed PTO output of 40.9 hp.
Hydraulic and Hitch Configuration:
The unit features an open center hydraulic system with a 7.3 gpm pump flow at 2490 psi, supporting a Category I rear hitch with position and draft control.
Production
| Description | Utility tractor |
|---|---|
| Manufacturer | Kubota |
Engine
| Engine type | Kubota 2.2L 6-cyl diesel |
|---|---|
| Fuel tank | 14.3 gal (54.1 L) |
| Bore/Stroke | 2.99x3.23 inches (76 x 82 mm) |
| Description | Kubota S2200-A / diesel / 6-cylinder / liquid-cooled |
| Displacement | 136.1 ci (2.2 L) |
| Power | 47.5 hp (35.4 kW) |
| Rated RPM | 2600 |
| Starter | electric |
| Starter volts | 12 |
| PTO (claimed) | 40.9 hp (30.5 kW) |
Transmission
| Gears | 16 forward and 4 reverse |
|---|---|
| Transmission type | 16-speed synchronized |
| Type | synchronized |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Power steering / Wet disc brakes |
| Drive type | Two-wheel drive |
Hydraulics
| Pressure | 2490 psi (171.7 bar) |
|---|---|
| Pump flow | 7.3 gpm (27.6 lpm) |
| Type | open center |
| Valves | 1 |
Hitch
| Control | position and draft control |
|---|---|
| Rear Type | I |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Ground | negative |
Dimensions & Tires
| Front tread | 50.4 to 78 inches (128 to 198 cm) |
|---|---|
| Ground clearance | 16.7 inches (42 cm) |
| Height (exhaust) | 87 inches (220 cm) |
| Length | 131.3 inches (333 cm) |
| Rear tread | 51.2 to 74.8 inches (130 to 189 cm) |
| Shipping weight | 4125 lbs (1871 kg) |
| Wheelbase | 78.2 inches (198 cm) |
| Width | 65.4 inches*Minimum width. (166 cm) |
| Front tire | 6.00-16 |
| Rear tire | 13.6-28 |
| Weight | 4125 lbs (1871 kg) |
| Wheelbase | 78.2 inches (198 cm) |
| Ag front | 6.00-16 |
| Ag rear | 13.6-28 |
M4000 Serial Numbers
| 1976 | 10061 |
|---|---|
| 1977 | 10361 |
| 1978 | 11071 |
| 1979 | 10124 |
| 1980 | 10164 |
| 1981 | 11204 |
| 1982 | 11244 |
| 1983 | 11284 |
| Description | FAQ: How to read a serial number table. |
| Location: | Serial number on the left side of the tractor's clutch housing. |
References
| Description | M4000 published by Kubota |
|---|