| Manufacturer |
Kubota |
| Price |
- |
| Model |
M4050 |
| Equipment Type |
Utility Tractors |
| Factory |
Japan |
VARIANTS
NEBRASKA TRACTOR TEST 1495 2
| Description |
Diesel 8-speed 4WD September 26 - October 7, 1983 Link: Nebraska Tractor Test 1495 file PTO performance Drawbar performance |
| Power at rated engine speed |
45.74hp / 34.1kW |
| Fuel use |
3.0gal/hour / 11.4l/hour |
| Power at rated PTO speed |
42.10hp / 31.4kW |
| Max power |
36.20hp / 27.0kW |
| Max pull |
6,070lbs / 2753kg |
KUBOTA M4050 POWER
| Engine (gross) |
48hp / 35.8kW |
| PTO (claimed) |
42hp / 31.3kW |
| Drawbar (tested) |
36.20hp / 27.0kW |
| PTO (tested) |
45.74hp / 34.1kW |
ENGINE DETAIL
The Kubota M4050, powered by a robust S2600-AL diesel engine, offers a displacement of 2.6L with a bore and stroke of 82mm, providing a balance of efficiency and torque. With a gross power output of 48hp at 2600 RPM and a high compression ratio of 21:1, it is designed for effective performance in heavy-duty applications. Operators should note its 12-volt starter system for reliable ignition, which is advantageous in cold weather conditions but may require a good battery maintenance regimen to ensure optimal starting performance.
| Description |
Kubota S2600-AL diesel 6-cylinder liquid-cooled |
| Displacement |
158.64ci / 2.6L |
| Bore/Stroke |
3.23x3.23inches / 82x 82 mm |
| Power (gross) |
48hp / 35.8kW |
| Compression |
21:1 |
| Rated RPM |
2600 |
| Starter volts |
12 |
KUBOTA M4050 ENGINE
The Kubota M4050 is equipped with a robust 2.6L 6-cylinder diesel engine, offering reliable torque and efficient fuel consumption for various agricultural tasks. With a 14.3-gallon (54.1L) fuel tank, it provides extended operational time, reducing downtime on larger projects. However, its relatively small fuel capacity compared to larger tractors may require more frequent refueling during intensive usage scenarios.
| Description |
Kubota 2.6L 6-cyl diesel |
| Fuel tank |
14.3gal / 54.1L |
TRANSMISSION
The Kubota M4050 features a constant mesh transmission with 8 forward and 2 reverse gears, offering smooth shifting capabilities and efficient power delivery for a range of field operations. This gear configuration allows for enhanced torque management, making it suitable for heavy-duty tasks while facilitating controlled maneuverability in tight spaces. However, the absence of a synchronized shifting system may present a challenge for inexperienced operators during gear changes.
| Type |
constant mesh |
| Gears |
8 forward and 2 reverse |
MECHANICAL
The Kubota M4050 features a robust 4x2 or 4x4 drivetrain, offering versatility in traction depending on operational needs; 4WD is beneficial for challenging terrains while 2WD is more fuel-efficient on flat ground. Its 8-speed constant mesh transmission ensures smooth power delivery, although operators may require familiarity for effective gear management in varying soil conditions. The manual power-assisted steering, standard on 4WD, enhances maneuverability in tight spaces, but may not provide the same ease of handling in 2WD configurations, potentially impacting user experience during extended use.
| Chassis |
4x2 2WD/4x4 MFWD 4WD |
| Steering |
manual power assist*Standard with four-wheel drive, optional with two-wheel drive |
| Brakes |
differential mechanical wet disc |
| Cab |
two-post ROPS. |
| Transmission |
8-speed constant mesh |
HYDRAULICS
| Type |
open center |
| Valves |
1 |
| Total flow |
9.25gpm / 35.0lpm |
TRACTOR HITCH
| Rear Type |
II/I |
| Rear lift (at ends) |
3,740lbs / 1696kg |
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Rear RPM |
540 |
| Engine RPM |
540@2193 |
KUBOTA M4050 TIRES
The Kubota M4050 offers a choice between 2WD and 4WD configurations, which significantly impacts traction and maneuverability; the 4WD version is advantageous for enhanced stability and traction on uneven terrain, making it ideal for hilly or muddy conditions. The standard tire sizes (6.00-16 front, 13.6-28 rear for 2WD and 8.3-20 front for 4WD) are optimized for agricultural applications, promoting efficient power transfer and improved soil compaction. However, 2WD may present challenges in traction during wet or soft soil scenarios, potentially limiting its operational effectiveness in those conditions.
| 2WD Standard tires (ag) |
Front: 6.00-16. Rear: 13.6-28 |
| 4WD Standard tires (ag) |
Front: 8.3-20. Rear: 13.6-28 |
DIMENSIONS
| 2WD Wheelbase |
78.1inches / 198cm |
| 4WD Wheelbase |
80inches / 203cm |
| 2WD Length |
132.5inches / 336cm |
| 4WD Length |
135.6inches / 344cm |
| Width |
72.6inches / 184cm |
| 2WD Height (exhaust) |
89.6inches / 227cm |
| 4WD Height (exhaust) |
88.2inches / 224cm |
| 2WD Shipping weight |
4,080lbs / 1850kg |
| 4WD Shipping weight |
4,600lbs / 2086kg |
| 2WD Clearance (front axle) |
19inches / 48cm |
| 4WD Clearance (front axle) |
11.4inches / 28cm |
| 2WD Front tread |
56 to 80inches / 142to 203 cm |
| 4WD Front tread |
58inches / 147cm |
| Rear tread |
51 to 80inches / 129to 203 cm |
DIMENSIONS & TIRES
The Kubota M4050, available in both 2WD and 4WD configurations, features a wheelbase of 78.1 inches for 2WD and 80 inches for 4WD, providing stability and maneuverability in varying terrains. Weighing between 4,080 to 4,600 pounds, it offers substantial traction; however, the weight can limit mobility in softer soils. With front tires sized 6.00-16 and rear tires 13.6-28, the tractor is optimized for fieldwork but may struggle with tight spaces or steep inclines.
| 2WD Wheelbase |
78.1inches / 198cm |
| 4WD Wheelbase |
80inches / 203cm |
| Weight |
4080 to 4600 pounds |
| Front tire |
6.00-16 |
| 2WD Rear tire |
13.6-28 |
KUBOTA M1830 LOADER
| Height (to pin) |
114.2inches / 290cm |
| Clearance, dumped bucket |
91.5inches / 232cm |
| Dump reach |
27.6inches / 70cm |
| Dump angle |
44° |
| Reach at ground |
73inches / 185cm |
| Breakout force (lift) |
2750lbs / 1247kg |
| Lift to full height (at pin) |
1990lbs / 902kg |
| Bucket width |
60inches / 152cm/66inches / 167cm/72inches / 182cm |
