Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota B1220 Specifications

Kubota B1220 Engine Technical Data

Engine Model ................. Kubota Z482
Engine Type ................. 4 cycle, vertical, water-cooled diesel
Number of Cylinders ................. 2
Displacement, cu in (L) ................. 29.23 (0.479)
Engine Bore, in (mm) ................. 2.64 (67.0)
Engine Stroke, in (mm) ................. 2.68 (68.0)
Aspiration ................. Natural
Rated Engine Power, hp (kW) ................. 10.7 (7.9)
Maximum Engine Power, hp (kW) ................. 11.9 (8.8)
Rated Engine Speed, rpm ................. 3100
Idling Speed, rpm ................. 900-3200
Compression ................. 23.5:1
Firing Order ................. 1-2
Fuel Injection Pump ................. Bosch MD type
Governor ................. mechanical type
Lubricating System ................. Forced lubrication by trochoid pump
Cooling System ................. Pressurized radiator, forced circulation with water pump
Fuel Tank Capacity, gal (L) ................. 3.7 (14.0)
Oil Capacity, qts (L) ................. 2.65 (2.51)
Electrical System Rating, Volts ................. 12
Starting System ................. Electric starter

Kubota B1220 Power Take-Off

PTO Operational Type ................. Transmission
PTO Horsepower, hp (kW) ................. 9.5 (7.0)
PTO Clutch ................. One way clutch
PTO Speed, rpm ................. 540/1000

Transmission Configuration

Transmission Type ................. Gear shift
Gearbox Type ................. 6F/2R
Number of Forward Gears ................. 6
Number of Reverse Gears ................. 2
Maximum Forward Speed, mph (kph) ................. 10.6 (17.0)
Maximum Reverse Speed, mph (kph) ................. 6.9 (4.3)

Kubota B1220 Wheels and Tires

Drive Wheels ................. 4WD 4x4
Steering Configuration ................. Front steer
Steering System ................. Manual
Brake Type ................. Wet disc
Front Tire Size ................. 5.00-12
Rear Tire Size ................. 8.00-16
Front Tread, in (mm) ................. 30.3 (767)
Rear Tread, in (mm) ................. 29.4-40.9 (743-1035)

Hydraulic System

Hydraulic System Type ................. Open center
Hydraulic Pump Type ................. Gear
Hydraulic Pump Flow, gpm (Lpm) ................. 2.2 (8.2)
Hydraulic Pressure, Bar (psi) ................. 89 (1290)
Number of Standard Remote Valves ................. 1 rear
3-Point Hitch Category ................. 1
Standard Lift Capacity at lift pin, lb (kg) ................. 945 (430)

Kubota B1220 Dimensions and Weight

Wheelbase, in (mm) ................. 50.2 (1270)
Length, in (mm) ................. 93.3 (2360)
Height (Steering Wheel), in (mm) ................. 48.3 (1223)
Overall Width, in (mm) ................. 37.2 (940)
Ground Clearance, in (mm) ................. 10 (250)
Turning Radius, in (mm) ................. 71.1 (1800)
Weight, lb (kg) ................. 1010 (460)

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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