Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota M4900 Specifications

Kubota M4900 Engine Technical Data

Engine Model ................. Kubota F2803
Engine Type ................. 4-Stroke, Five-cylinder liquid-cooled diesel
Number of Cylinders ................. 5
Displacement, cu in (L) ................. 167.6 (2.70)
Engine Bore, in (mm) ................. 3.43 (87.0)
Engine Stroke, in (mm) ................. 3.64 (92.0)
Aspiration ................. Natural
Rated Engine Power, hp (kW) ................. 54.0 (40.3)
Rated Engine Speed, rpm ................. 2600
Compression ................. 23:1
Firing Order ................. 1-3-5-4-2
Air Cleaner ................. Dual dry elements
Fuel Tank Capacity (ROPS), gal (L) ................. 17.2 (65.1)
Fuel Tank Capacity (Cab), gal (L) ................. 25.1 (95.0)
Oil Capacity, qts (L) ................. 8.5 (8.0)
Coolant Capacity, qts (L) ................. 6.6 (6.2)
Electrical System Rating, Volts ................. 12

Power Take-Off

PTO Operational Type ................. Live
PTO Horsepower, hp (kW) ................. 45 (33.6)
PTO Clutch ................. Dry disc
PTO Speed, rpm ................. 540
PTO / Engine Speed, rpm ................. 540/2295

Kubota M4900 Transmission

Transmission Type ................. Synchronized shuttle
Gearbox Type ................. 8F/8R
Number of Forward Gears ................. 8
Number of Reverse Gears ................. 8
Clutch Type ................. Single dry plate
Oil Capacity, qts (L) ................. 42.4 (40.1)
Maximum Forward Speed, mph (kph) ................. 17.6 (28.3)
Maximum Reverse Speed, mph (kph) ................. 5.1 (8.2)

Transmission Type ................. Creeper
Gearbox Type ................. 12F/12R
Number of Forward Gears ................. 12
Number of Reverse Gears ................. 12

Kubota M4900 Wheels and Tires

Drive Wheels ................. 2WD/4WD
Steering Configuration ................. Front steer
Steering System ................. Hydrostatic power
Brakes Type ................. Mechanical wet disc
Front Tire Size (2WD) ................. 6.50x16
Rear Tire Size (2WD) ................. 14.9-28
Front Tire Size (4WD) ................. 9.50x22
Rear Tire Size (4WD) ................. 14.9x28
Front Track Width (2WD), in (mm) ................. 55.9-71.7 (1420-1820)
Front Track Width (4WD), in (mm) ................. 52.3-56.3 (1330-1430)
Rear Track Width, in (mm) ................. 51.9-67.7 (1320-1720)

Kubota M4900 Hydraulic System

Hydraulic System Type ................. Open center
Implement Pump Flow, gpm (Lpm) ................. 10.9 (41.6)
Hydraulic Fluid Capacity, gal (L) ................. 10.6 (40.1)
Hydraulic Pressure, Bar (psi) ................. 195 (2830)
3-Point Hitch Category ................. 2/1
Draft Sensing or Lift Control ................. Position control and top-link draft sensing
Standard Lift Capacity 24" (600mm) behind pin, lb (kg) ................. 3310 (1500)
Standard Lift Capacity at lift pin, lb (kg) ................. 4200 (1905)

Kubota M4900 Dimensions and Weight

Wheelbase (ROPS), in (mm) ................. 78.7 (1990)
Wheelbase (Cab), in (mm) ................. 81.7 (2070)
Length (ROPS, 2WD), in (mm) ................. 137.6 (3490)
Length (ROPS, 4WD), in (mm) ................. 134.1 (3400)
Length (Cab, 2WD), in (mm) ................. 140.6 (3570)
Length (Cab, 4WD), in (mm) ................. 137 (3470)
Height (ROPS), in (mm) ................. 92.5 (2340)
Height (Cab), in (mm) ................. 97.8 (2480)
Overall Width, in (mm) ................. 67.2 (1700)
Ground Clearance, in (mm) ................. 16.9 (420)
Weight (ROPS, 2WD), lb (kg) ................. 3750 (1700)
Weight (ROPS, 4WD), lb (kg) ................. 3970 (1800)
Weight (Cab, 2WD), lb (kg) ................. 4280 (1940)
Weight (Cab, 4WD), lb (kg) ................. 4500 (2040)

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KUBOTA TRACTORS SPECIFICATIONS

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KUBOTA ENGINES DATA AND SERVICE SPECS

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KUBOTA FRONT END LOADERS

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KUBOTA TRACTORS TROUBLESHOOTING
L235 L2501 L2550 L275 L3110
L3301 L35 L3710 L3901 L4310
L5030 M4700 M5700 M6040 M6800
M8200 M8540 M9000 MX5100 MX5200