Kubota M4030

The Kubota M4030 is a tractor produced by Kubota. It is equipped with a 158.5 ci 2.6 L engine. The rated power output is 48 hp 35.8 kW. Transmission: 8 forward and 2 reverse. Operating weight: 4078 to 4806 pounds.

Overview

	1986 - 1989 M30 SeriesUtility tractor
1986 - 1989
M30 Series
Utility tractor

Production
Manufacturer	Kubota
Utility tractor
Built in Japan

Variants
M4030DT	4WD
M4030F	standard
M4030L	low profile
M4030SU	special utility

Kubota M4030 Engine
Kubota 2.6L 6-cyl diesel
Engine details ...

Kubota M4030 Transmission
8-speed
Transmission details ...

Kubota M4030 Power
Engine	48 hp 35.8 kW
PTO (claimed)	43 hp 32.1 kW
Drawbar (tested)	36.53 hp 27.2 kW
PTO (tested)	44.05 hp 32.8 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Differential lock	standard
Power steering
Differential mechanical wet disc brakes
Two-post ROPS.

Capacity
Fuel	16.9 gal 64.0 L
Hydraulic system	12.7 gal (2WD) 48.1 L
	14.9 gal (4WD) 56.4 L

Hydraulics
Type	open center
Capacity	12.7 gal (2WD) 48.1 L
	14.9 gal (4WD) 56.4 L
Pressure	2630 psi 181.3 bar
Valves	1
Total flow	11 gpm 41.6 lpm

Tractor hitch
Rear Type	II/I
Rear lift (at ends)	3,968 lbs 1799 kg
Rear lift (at 24"/610mm)	3,307 lbs 1500 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540
Engine RPM	540@2194

Dimensions & Tires
2WD Wheelbase	78.7 inches 199 cm
4WD Wheelbase	79.1 inches 200 cm
Weight	4078 to 4806 pounds
Front tire	6.00-16
Rear tire	13.6-28 (2WD)
Full dimensions and tires ...

References
Front Loaders published in 1988, by Kubota
Front Loaders B, L and M-Series published in 1994, by Kubota*
Product Catalog published in 1990, by Kubota
M30 Series - Utility/Agri/Low Profile published in 1986, by Kubota
M30 Series - Utility-Agri/Low Profile/Narrow/Mudder published in 1991, by Kubota
*Publication contains known errors.

Engine

Engine Detail — 158.5 ci / 2.6 L Diesel

Manufacturer	Kubota S2602
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	158.5 ci 2.6 L
Bore/Stroke	3.23x3.23 inches 82 x 82 mm
Power	48 hp 35.8 kW
Air cleaner	dual dry element
Compression	19:1
Rated RPM	2600
Starter volts	12
Oil capacity	15.6 qts 14.8 L
Coolant capacity	8.7 qts 8.2 L

Transmission

Transmission — 8 forward and 2 reverse

Gears	8 forward and 2 reverse
Oil capacity	50.7 qts (2WD) 48.0 L
	59.7 qts (4WD) 56.5 L

Dimensions

Kubota M4030 Tires
Standard tires (ag)	Front: 6.00-16. Rear: 13.6-28 (2WD)
	Front: 9.5-20. Rear: 13.6-28 (4WD)
	Front: 6.50-16. Rear: 14.9-24 (2WD Low Profile)
	Front: 9.5-16. Rear: 13.6-24 (4WD Low Profile)
Optional tires (ag)	Front: 6.00-16. Rear: 14.9-28 (2WD)
	Front: 9.5-22. Rear: 14.9-28 (4WD)
	Front: 9.00-10. Rear: 18.4-16 (2WD Low Profile)

Dimensions
2WD Wheelbase	78.7 inches 199 cm
4WD Wheelbase	79.1 inches 200 cm
Length	135 inches (2WD) 342 cm
	137 inches (4WD) 347 cm
Width	72.8 inches 184 cm
	74.2 inches (2WD Low Profile) 188 cm
	72.8 inches (4WD Low Profile) 184 cm
Ground clearance	18.9 inches (2WD) 48 cm
	15.9 inches (4WD) 40 cm
	15 inches (2WD Low Profile) 38 cm
	14 inches (4WD Low Profile) 35 cm
Front tread	55.1 to 78.7 inches 139 to 199 cm
Rear tread	59.3 to 74.8 inches 150 to 189 cm

Kubota M4030 Weight
2WD	4078 lbs 1849 kg
4WD	4806 lbs 2180 kg
Ballasted	7375 lbs 3345 kg

Kubota M4030 Height
Hood	55.1 inches 139 cm
	51.2 inches (2WD Low Profile) 130 cm
	53.1 inches (4WD Low Profile) 134 cm
Exhaust	88.5 inches 224 cm

Tests

Nebraska Tractor Test 1594
Diesel 8-speed 4WD May 12 - 22, 1986 Link: Nebraska Tractor Test 1594 file
PTO performance
Power at rated engine speed	44.05 hp 32.8 kW
Fuel use	2.7 gal/hour 10.2 l/hour
Power at rated PTO speed	44.08 hp 32.9 kW
Fuel use	2.6 gal/hour 9.8 l/hour
Drawbar performance
Max power	36.53 hp 27.2 kW
Fuel use	2.6 gal/hour 9.8 l/hour
Max pull	5,673 lbs 2573 kg

Attachments

Attachment overview
Kubota M1000 loader
Kubota M1870A loader

Photos

Kubota M4030 tractor photo