Kubota M4050

The Kubota M4050 is a tractor produced by Kubota. It is equipped with a 158.64 ci 2.6 L engine. The rated power output is 48 hp 35.8 kW. Transmission: 8 forward and 2 reverse. Operating weight: 4080 to 4600 pounds.

Overview

	1982 - 1985 Utility tractor
1982 - 1985
Utility tractor

Production
Manufacturer	Kubota
Utility tractor
Built in Japan

Variants
M4050DT	4WD

Kubota M4050 Engine
Kubota 2.6L 6-cyl diesel
Fuel tank	14.3 gal 54.1 L
Engine details ...

Kubota M4050 Transmission
8-speed constant mesh
Transmission details ...

Kubota M4050 Power
Engine (gross)	48 hp 35.8 kW
PTO (claimed)	42 hp 31.3 kW
Drawbar (tested)	36.20 hp 27.0 kW
PTO (tested)	45.74 hp 34.1 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Steering	manual
	power assist *Standard with four-wheel drive, optional with two-wheel drive
Differential mechanical wet disc brakes
two-post ROPS.

Hydraulics
Type	open center
Valves	1
Total flow	9.25 gpm 35.0 lpm

Tractor hitch
Rear Type	II/I
Rear lift (at ends)	3,740 lbs 1696 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540
Engine RPM	540@2193

Dimensions & Tires
2WD Wheelbase	78.1 inches 198 cm
4WD Wheelbase	80 inches 203 cm
Weight	4080 to 4600 pounds
Front tire	6.00-16
2WD Rear tire	13.6-28
Full dimensions and tires ...

References
Tractors and Excavators published in 1982, by Kubota
M-Series published in 1985, by Kubota

Engine

Engine Detail — 158.64 ci / 2.6 L Diesel

Manufacturer	Kubota S2600-AL
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	158.64 ci 2.6 L
Bore/Stroke	3.23x3.23 inches 82 x 82 mm
Power (gross)	48 hp 35.8 kW
Compression	21:1
Rated RPM	2600
Starter volts	12

Transmission

Transmission — 8 forward and 2 reverse constant mesh

Type	constant mesh
Gears	8 forward and 2 reverse

Dimensions

Kubota M4050 Tires
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	78.1 inches 198 cm
4WD Wheelbase	80 inches 203 cm
2WD Length	132.5 inches 336 cm
4WD Length	135.6 inches 344 cm
Width	72.6 inches 184 cm
2WD Height (exhaust)	89.6 inches 227 cm
4WD Height (exhaust)	88.2 inches 224 cm
2WD Shipping weight	4,080 lbs 1850 kg
4WD Shipping weight	4,600 lbs 2086 kg
2WD Clearance (front axle)	19 inches 48 cm
4WD Clearance (front axle)	11.4 inches 28 cm
2WD Front tread	56 to 80 inches 142 to 203 cm
4WD Front tread	58 inches 147 cm
Rear tread	51 to 75 inches 129 to 190 cm
Rear tread	59 to 75 inches 149 to 190 cm *With step
Rear tread	51 to 80 inches 129 to 203 cm OptOptional

Tests

Nebraska Tractor Test 1495
Diesel 8-speed 4WD September 26 - October 7, 1983 Link: Nebraska Tractor Test 1495 file
PTO performance
Power at rated engine speed	45.74 hp 34.1 kW
Fuel use	3.2 gal/hour 12.1 l/hour
Power at rated PTO speed	42.10 hp 31.4 kW
Fuel use	2.8 gal/hour 10.6 l/hour
Drawbar performance
Max power	36.20 hp 27.0 kW
Fuel use	3.0 gal/hour 11.4 l/hour
Max pull	6,070 lbs 2753 kg

Photos

Kubota M4050