Kubota M5640SU
The Kubota M5640SU is a tractor produced by Kubota. It is equipped with a 148.5 ci 2.4 L engine. The listed engine power is Diesel (net): 56 hp / 41.8 kW. Transmission: 8 forward and 4 reverse. Drive type: 4x2 2WD. Operating weight: 3,747 lbs (2WD) 1699 kg.
Engine Power
Diesel (net): 56 hp / 41.8 kW
Drive & Traction
4x2 2WD
Fuel & Capacities
13.1 gal
49.6 L
Transmission
8 forward and 4 reverse
Operating Weight
3,747 lbs (2WD)
1699 kg
Overview
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Production | |
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Manufacturer | Kubota |
Utility tractor | |
Original price | $19,540 (2011) |
Variants | |
|---|---|
M5640SU | 2WD |
M5640SUD | 4WD |
Kubota M5640SU Engine | |
|---|---|
Kubota 2.4L 4-cyl diesel | |
Engine details ...  |
Kubota M5640SU Transmission | |
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8-speed partially synchronized | |
Transmission details ...  |
Kubota M5640SU Power | |
|---|---|
Engine (net) | 56 hp
41.8 kW |
PTO (claimed) | 50 hp
37.3 kW |
Mechanical | |
|---|---|
Drive | 4x2 2WD |
4x4 MFWD 4WD (optional) | |
Differential lock | rear standard |
Steering | hydrostatic power |
Mechanical wet disc brakes | |
Two-post foldable ROPS. Optional canopy. | |
Capacity | |
|---|---|
Fuel | 13.1 gal
49.6 L |
Hydraulic system | 10.6 gal
40.1 L |
Front axle | 8.5 qts
8.0 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 10.6 gal
40.1 L |
Valves | 0 to 2 |
Pump flow | 11 gpm
41.6 lpm |
Total flow | 17.1 gpm
64.7 lpm |
Steering flow | 6.1 gpm
23.1 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Rear lift (at ends) | 4,200 lbs
1905 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@2295 |
Dimensions & Tires | |
|---|---|
Wheelbase | 78.7 inches
199 cm |
Weight | 3747 to 3858 pounds |
Front tire | 6.50-16 |
Rear tire | 14.9-28 (2WD) |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 40 |
Battery CCA | 582 |
Battery volts | 12 |
Engine
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Engine Detail — 148.5 ci / 2.4 L Diesel
Manufacturer | Kubota V2403-T |
Configuration | turbocharged diesel, 4-cylinder, liquid-cooled |
Displacement | 148.5 ci
2.4 L |
Emissions | Interim Tier IV |
Power (net) | 56 hp
41.8 kW |
Air cleaner | dual dry element |
Rated RPM | 2700 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 7.6 qts
7.2 L |
Coolant capacity | 7.4 qts
7.0 L |
Transmission
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Transmission — 8 forward and 4 reverse partially synchronized
Type | partially synchronized |
Gears | 8 forward and 4 reverse |
Clutch | 275mm dry disc |
Oil capacity | 42.4 qts
40.1 L |
Four gears in high, low, and reverse ranges. Synchronized forward-reverse shuttle shifting in low range, and synchronized shifting between gears 3 and 4. | |
Dimensions
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2009 - ???? | |
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2009 - ???? | |
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Kubota M5640SU Tires | |
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Standard tires (ag) | Front: 6.50-16. Rear: 14.9-28 (2WD) |
Front: 8.3-24. Rear: 14.9-28 (4WD) | |
Optional tires (ag) | Front: 7.50-16. Rear: 16.9-28 (2WD) |
Front: 9.5L-15. Rear: 14.9-28 (2WD) | |
Front: 9.5L-15. Rear: 16.9-28 (2WD) | |
Front: 9.5-16. Rear: 18.4-16.1 (4WD) | |
Front: 9.5-22. Rear: 14.9-28 (4WD) | |
Front: 9.5-22. Rear: 16.9-28 (4WD) | |
Lawn/turf front | 9.00-10 (2WD) |
305R343 (2WD) | |
29x12.5-15 | |
Lawn/turf rear | 16.9-24 (2WD) |
570-648 (2WD) | |
21.5L-16 | |
Industrial front | 12.5/80-18 (4WD) |
Industrial rear | 16.9-24 (4WD) |
Dimensions | |
|---|---|
Wheelbase | 78.7 inches
199 cm |
Length | 136 inches (2WD)
345 cm |
131.5 inches (4WD)
334 cm | |
Width | 67.3 inches
170 cm |
Height (ROPS) | 92.9 inches
235 cm |
Weight | 3,747 lbs (2WD)
1699 kg |
3,858 lbs (4WD)
1749 kg | |
Clearance (front axle) | 17.9 inches
45 cm |
Front tread | 55.9 to 59.8 inches
141 to 151 cm (2WD) |
Front tread | 52.4 to 56.3 inches
133 to 143 cm (4WD) |
Rear tread | 51.9 to 67.7 inches
131 to 171 cm |
Attachments
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Attachment overview | |
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Front-end loader | |
Backhoe |
Kubota BH92 Backhoe | |
|---|---|
Backhoe type | Kubota BH92 Backhoe |
Bucket width | 12 inches
30 cm |
16 inches
40 cm | |
18 inches
45 cm | |
24 inches
60 cm | |
30 inches
76 cm | |
Digging depth | 108.9 inches
276 cm |
Reach from pivot | 146.5 inches
372 cm |
Loading height | 95.3 inches
242 cm |
Bucket force | 3,871 lbs
1755 kg |
Dipperstick force | 2,593 lbs
1176 kg |
Photos
Kubota M5640SU
Recommended Implements & Sizing Guide
Engineering recommendations for Kubota M5640SU based on its 56 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Kubota M5640SU.
Estimated Continuous Field Runtime: 4.5 hrs
Approximately 4.5 hours of continuous field operation at ~75% rated power on a full tank (13.1 gal / 49.6 L).
Estimated 75% Load Fuel Burn~2.9 gal/hr (11 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Kubota M5640SU Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Kubota M5640SU.
Converted Equivalents:
Horsepower (HP)56 hp
Kilowatts (kW)41.8 kW
Metric Horsepower (PS / CV)56.8 PS
Direct Competitor Comparison
Compare Kubota M5640SU against same-era industry alternatives in the same horsepower class.
Current Model
Kubota
Kubota M5640SU
Engine Power:Diesel (net): 56 hp / 41.8 kW
★ Baseline Reference
McCormick-DeeringMarket Competitor
McCormick-Deering Super BW-6
Engine Power:50.5
Production Years:1954 - 1958
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