Specifications, Service, and Repair of Farm and Lawn Tractors

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Kubota L2550 Technical Data

Kubota L2550 Engine Specifications

Engine Model - Kubota D1402-DI-A
Engine Type - Vertical, water-cooled, 4-cycle diesel engine
Number of Cylinders - 3
Bore and Stroke, in (mm) 3,25/3,23 (85,0/82,0)
Total Displacement, cu.in (L) - 85,13 (1,4)
Engine Gross Power, hp (kW) - 32,0 (23,9)
Engine Net Power, hp (kW) - 28,5 (28,5)
Engine Speed - 2600, rpm
Idling Speed - 800, rpm
Combustion Chamber - Spherical Type
Fuel Injection Pump - Bosch К Type mini pump
Governor - Centrifugal Ball Mechanical Governor
Injection Nozzle - DN12 SD12
Injection Timing before T.D.C, degrees- 25
Injection Pressure, MPa (psi) - 13,73 (1991)
Compression Ratio - 18:1
Direction of Rotation - Counter-clockwise from flywheel side
Cooling System - Forced circulation (with water pump)
Fuel - Diesel Fuel No.2-D
Fuel Capacity, gal (L) - 7,7 (29,1)
Oil Capacity, qts (L) - 6,0 (5,7)
Coolant Capacity, qts (L) - 5,3 (5,0)
Starting System - Electric Starting with Cell starter (12V, 1.4kW)
Dynamo for Charging - 12V, 300W
Battery - 12V, 110AH, equivalent

Power Take-Off

Rear PTO Operational Type - Continuous Live
PTO Horsepower, hp (kW) - 23,5 (17,5)
Rear PTO Speeds, rpm - 540/1000
Mid PTO - Optional
Mid PTO Speeds, rpm - 1080/2000

Kubota L2550 Transmission

Transmission Type (Std) - 8F/7R, Mechanical shuttle
Number of Forward Speeds - 8
Number of Reverse Speeds - 7
Clutch - Dry plate
Maximum Speed Forward, mph (kph) - 13,5 (21,7)
Transmission Oil Capacity, qts (L) - 32,8 (31,0)
Transmission Type (Opt) - 8F/8R, Glide Shift
Number of Forward Speeds - 8
Number of Reverse Speeds - 8
Clutch - Wet disc
Maximum Speed (Forward), mph (kph) - 13,3 (21,4)

Kubota L2550 Wheels and Tires

Drive Wheels - 2WD/4WD
Steering Configuration - Front steer
Steering System (2WD) - Manual steering
Steering System (4WD) - Power steering
Front Tire Size (2WD) - 5.00-15
Front Tire Size (4WD) - 7.00-16
Rear Tire Size - 11.2-24

Axles and Brakes

Differential - Bevel Gear
Differential Lock - Rear Standard
Service Brake - Differential wet disc

Kubota L2550 Hydraulic System

Hydraulic System Type - Open center
Implement Pump Flow, gpm (Lpm) - 6,7 (25,4)
Steering Pump Flow, gpm (Lpm) - 2,8 (10,6)
Hydraulic Pressure, Bar (psi) - 157 (2275)
Hydraulic System Capacity, gal (L) - 8,2 (31,0)
Number of Standard Remote Valves - 1 to 3

3-Point Hitch

3-Point Hitch Category - 1
Draft Sensing or Lift Control - Position control / Draft control (Opt)
Standard Lift Capacity 24-in behind pin, lb (kg) - 2425 (1100)
Standard Lift Capacity at lift pin, lb (kg) - 1980 (899)

Kubota L2550 Dimensions and Weight

Wheelbase, in (mm) - 64,6 (1640)
Length, in (mm) - 109,1 (2770)
Height, in (mm) - 78,5 (1990)
Overall Width, in (mm) - 51,4 (1300)
Ground Clearance (2WD), in (mm) - 14,6 (370)
Ground Clearance (L2550DT 4WD), in (mm) - 13,6 (340)
Front Tread (2WD), in (mm) - 37,8 to 49,6 (960 to 1250)
Front Tread (4WD), in (mm) - 44,1 (1120)
Rear Tread, in (mm) - 40,6 to 55,1 (1030 to 1390)
Turning Radius, in (mm) - 89,9 (2300)
Shipping Weight (2WD), lb (kg) - 2250 (1020)
Shipping Weight (L2550DT 4WD), lb (kg) - 2470 (1120)
Shipping Weight (GST 4WD), lb (kg) - 2555 (1160)
Operating Weight (L2550DT), lb (kg) - 2575 (1170)
Ballasted Weight, lb (kg) - 3850 (1750)

Kubota L2550 Attachments

Mower Decks

Mower Deck Model - Kubota RC60-25
Type - Mid-mount
Number Of Blades - 3
Cutting width, in (mm) - 60 (1520)
Weight, lb (kg) - 331 (150)
Overall width, in (mm) - 72,4 (1830)
Cut height, in (mm) - 1,5 to 4,0 (30 to 100)

Mower Deck Model - Kubota RC72-25
Type - Mid-mount
Number Of Blades - 3
Cutting width, in (mm) - 72 (1820)
Weight, lb (kg) - 476 (215)
Overall width, in (mm) - 88,6 (2250)
Cut height, in (mm) - 1,5 to 4,5 (30 to 110)

Front End Loader

Loader Model - Kubota BF400G
Weight, lb (kg) - 794 (360)
Height (to pin), in (mm) - 93,7 (2370)
Clearance, dumped bucket, in (mm) - 74,8 (1890)
Dump reach, in (mm) - 25,8 (650)
Dump angle, deg - 41
Reach at ground, in (mm) - 62 (1570)
Rollback angle, deg - 21
Breakout force (lift), lb (kg) - 1654 (750)
Lift to full height (at pin), lb (kg) - 882 (400)
Bucket width, in (mm) - 60 (1520)

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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