Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota M4950 Specifications

Kubota M4950 Engine Technical Data

Engine Model ................. Kubota S2800-A
Engine Type ................. Vertical, 4-Stroke, Six-cylinder diesel
Number of Cylinders ................. 6
Displacement, cu in (L) ................. 170.3 (2.80)
Engine Bore, in (mm) ................. 3.35 (85.0)
Engine Stroke, in (mm) ................. 3.23 (82.0)
Aspiration ................. Natural
Rated Engine Power, hp (kW) ................. 51.0 (38.0)
Rated Engine Speed, rpm ................. 2600
Compression ................. 21.0:1
Firing Order ................. 1-5-3-6-2-4
Fuel Injection Pump ................. Bosch K Mini Type
Governor ................. Mechanical
Nozzle ................. Throttle Type
Lubrication System ................. Forced Lubrication by Rotor Type
Fuel Tank Capacity, gal (L) ................. 18.5 (70.0)
Oil Capacity, qts (L) ................. 14.5 (13.7)
Coolant Capacity, qts (L) ................. 8.7 (8.2)
Electrical System Rating, Volts ................. 12
Charging System ................. Alternator
Alternator Rating, Amps ................. 65

Kubota M4950 Power Take-Off

PTO Operational Type ................. Independent
PTO Horsepower, hp (kW) ................. 47.0 (35.0)
PTO Clutch ................. Dry disc
PTO Speed, rpm ................. 540

Transmission Configuration

Transmission Type ................. Fully synchronized
Gearbox Type ................. 12F/4R
Number of Forward Gears ................. 12
Number of Reverse Gears ................. 4
Clutch Type ................. Dual dry disc
Clutch Disc Diameter, in (mm) ................. 11 (280)
Oil Capacity, qts (L) ................. 50.8 (48.1)
Maximum Forward Speed, mph (kph) ................. 15.7 (25.3)
Maximum Reverse Speed, mph (kph) ................. 6.6 (10.6)

Kubota M4950 Wheels and Tires

Drive Wheels ................. 2WD/4WD
Steering Configuration ................. Front steer
Steering System ................. Hydrostatic power
Brakes Type ................. Differential mechanical wet disc
Front Tire Size (2WD) ................. 6.0x16
Rear Tire Size (2WD) ................. 14.9x28
Front Tire Size (4WD) ................. 8.3x24
Rear Tire Size (4WD) ................. 14.9x28
Front Track Width (2WD), in (mm) ................. 55.9-79.5 (1410-2010)
Front Track Width (4WD), in (mm) ................. 55.9-63.8 (1410-1620)
Rear Track Width, in (mm) ................. 55.9-79.5 (1410-2010)

Kubota M4950 Hydraulic System

Hydraulic System Type ................. Open center
Implement Pump Flow, gpm (Lpm) ................. 9.3 (35.0)
Hydraulic Fluid Capacity, gal (L) ................. 12.7 (48.1)
Hydraulic Pressure, Bar (psi) ................. 181 (2630)
Number of Standard Remote Valves ................. 1/2
3-Point Hitch Category ................. 1/2
Standard Lift Capacity 24" (600mm) behind pin, lb (kg) ................. 3305 (1500)
Standard Lift Capacity at lift pin, lb (kg) ................. 3970 (1800)

Kubota M4950 Dimensions and Weight

Wheelbase (2WD), in (mm) ................. 80.9 (2050)
Wheelbase (4WD), in (mm) ................. 82.3 (2090)
Length, in (mm) ................. 144.3 (3660)
Height (Steering Wheel), in (mm) ................. 65 (1650)
Height (Exhaust), in (mm) ................. 89.4 (2270)
Overall Width, in (mm) ................. 70.9 (1800)
Ground Clearance, in (mm) ................. 17.7 (440)
Weight (2WD), lb (kg) ................. 4760 (2160)
Weight (4WD), lb (kg) ................. 5450 (2475)
Weight (Operating), lb (kg) ................. 5800 (2630)
Weight (Ballasted), lb (kg) ................. 8195 (3715)

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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