Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota LA403 Front End Loader Specs

Compatible Tractors

Tractor Models ............ Kubota B2630, B3030
Front Tires ............ 7.00x12
Rear Tires ............ 12.4x16
Hydraulic System Flow, gpm (lpm) ............ 5.2 (19.7)
Hydraulic Pressure, bar (psi) ............ 140 (2000)

Standard Material Bucket

Width, in (mm) ............ 54 (1370)
Length, in (mm) ............ 20.9 (530)
Height, in (mm) ............ 20.7 (525)
Capacity (Struck), cu.ft (m3) ............ 6.7 (0.19)
Capacity (Heaped), cu.ft (m3) ............ 8.1 (0.23)
Weight, lbs (kg) ............ 175 (79)

Heavy Duty Material Bucket

Width, in (mm) ............ 60 (1525)
Depth, in (mm) ............ 20.7 (525)
Height, in (mm) ............ 23.8 (605)
Length, in (mm) ............ 24.4 (620)
Capacity (Struck), cu.ft (m3) ............ 8.5 (0.24)
Capacity (Heaped), cu.ft (m3) ............ 10.6 (0.30)
Weight, lbs (kg) ............ 308 (139)

Kubota LA403 Loader Dimensions

Maximum Lift Height to Pivot Pin, in (mm) ............ 84.6 (2140)
Clearance with Bucket Dumped, in (mm) ............ 67 (1700)
Reach at Maximum Lift Height (ROPS), in (mm) ............ 24.6 (620)
Reach at Maximum Lift Height (CAB), in (mm) ............ 20.2 (510)
Maximum Dump Angle, degrees ............ 40
Digging Depth, in (mm) ............ 5.3 (135)
Maximum Rollback Angle, degrees ............ 30

Kubota LA403 Loader Operating Specifications

Lift Capacity to Max. Height at Pivot Point, lbs (kg) ............ 1090 (495)
Lift Capacity to Max. Height at 0.5m (19.5") from Bucket Pivot Point, lbs (kg) ............ 783 (355)
Breakout Force at Bucket Pivot Point, lbs (kg) ............ 2315 (1050)
Breakout Force at 0.5m (19.5") from Bucket Pivot Point, lbs (kg) ............ 1690 (765)

Cycle Times

Loader Raise, sec. ............ 3,1
Loader Lower, sec. ............ 3,7
Bucket Dump, sec. ............ 1,6
Bucket Rollback, sec. ............ 2,3

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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