Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota M5640SU Tractor Specs

M5640 Engine Specifications

Engine Model - Kubota V2403-T
Number of Cylinders - 4
Displacement, cu in (L) - 148.5 (2.434)
Engine Bore, in (mm) - 3.43 (87.0)
Engine Stroke, in (mm) - 4.03 (102.4)
Block Design, Replaceable Liners - Parent bore block
Aspiration, Turbocharged or Naturally Aspirated - Turbocharged

V2403 Engine Performance

Advertised Engine Power, Rated, hp (kW) - 56 (41.7)
Maximum Engine Power, hp (kW) - Same as Advertised
Rated Engine Speed, rpm - 2700
Power Boost, hp (kW) - No boost
Fuel Tank capacity, gal (L) - 13.1 (50)
Diesel Exhaust Fluid (DEF) tank capacity, gal (L) - No DEF

Fuel System

Fuel System Description - In-Line Pump System
Fuel System Control, Electronic or Mechanical - Mechanical
Fuel Injection to combustion chamber - Indirect

Emission and Exhaust Treatment

Emission Level, US EPA Tier - Tier 4 Interim
Selective Catalytic Reduction (SCR) w/Diesel Exhaust Fluid (DEF) - No
Kubota V2403 Diesel Oxidation Catalyst (DOC) - No
Diesel Particulate Filter (DPF) - No
Exhaust Pipe, Vertical stack or Horizontal - Horizontal

Cooling and Electrical System

Fan Drive Type - Belt
System Rating, Volts - 12
Alternator Rating, Amps - 40

Kubota M5640 SU Transmission Configuration

Manufacturer's Description - Synchro - Shuttle
Transmission Type - Partially Synchronized
Number of Forward / Reverse Speeds - 8F / 4R
Creeper Range Available - No
Shuttle (Forward-Reverse) Available - Yes

Kubota M5640 PTO Performance

PTO Horsepower, Basic / Optional Transmission, hp (kW) - 50 (37.3)
Power Take Off Speeds, rpm - 540
PTO operational Type - Live-Independent

Wheel Configuration

Drive Wheels - 2WD / 4WD
Steering Configuration - Front Steer

Rear Axle and Front Axle

Final Drive Location and Description - Inboard planetary
Axle Output End, Flange or Bar - Flange
Axle Bar Diameter, in (mm) - No bar axle
Suspended Front Axle Available - No
Service Brake Type - Wet disc

Kubota M 5640SU Hydraulic System

Hydraulic System Type - Open Center
Main Hydraulic Pump Type - Dual gear
Standard Pump Flow, gpm (Lpm) - 11 (41.6)
Optional Pump Flow, gpm (Lpm) - No option
Number of Standard Remote Valves - 1

3-Point Hitch and Drawbar

3-Point Hitch Category - Category 1 / 2
Optional Hitch Category - No option
Draft Sensing or Lift Control - Position Control
Draft Link Ends Adjustable - No
Standard Lift Capacity 24 Inches behind pin, lb (kg) - 3,310 (1500)
Standard Lift Capacity at lift pin, lb (kg) - 4,200 (1905)
Drawbar Description - Swinging

Kubota M5640SU Wheelbase and Tires

Wheelbase, 2WD, in (mm) - 78.7 (2000)
Wheelbase, MFD/4WD, in (mm) - 78.7 (2000)
Front Tire Size, 2WD - 6.50 - 16 F2
Front Tire Size, MFD/4WD - 8.3 - 24 R1
Rear Tire Size - 14.9 - 28 R1

Dimensions and Weight

Length, 2WD, incl. Hitch/Drawbar, in (mm) - 136 (3455)
Length, MFD/4WD or track, incl. Hitch/Drawbar, in (mm) - 131.5 (3340)
Height to Top of ROPS raised, in (mm) - 92.9 (2360)
Overall Width, with standard wheels or tracks, in(Mm) - 73.2 (1860)
Weight, 2WD w/ROPS, lb (kg) - 3,747 (1700)
Weight, MFD/4WD w/ROPS, lb (kg) - 3,858 (1750)

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