Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota B2530 Tractor Technical Data

Kubota B2530 Engine Specs

Engine Model - Kubota D1105
Engine Type - E-TVCS, water-cooled, 4-cycle diesel
Number of cylinders - 3
Engine Bore, in (mm) - 3,1 (78,0)
Engine Stroke, in (mm) - 3,11 (78,4)
Displacement, cu in (litres) - 68.5 (1.1)
Engine Gross Power Rated, hp (kw) - 25,0 (18,4)
Rated Engine Speed, rpm - 2700
Maximum torque - 72 Nm (16,2 lbf-ft)
Battery 12V, RC - 79 min, CCA - 433 A
Starting system - Electric starting with cell starter
Starter - Electric
Air cleaner - Dry element
Lubricating system - Forced lubrication by trochoidal pump
Cooling system - Pressurized radiator, forced circulation with water pump
Fuel - Diesel fuel No. 1
Fuel tank - 28 L (6,2 gal)
Engine crankcase (with filter) - 3,0 L (2,6 qts)
Engine coolant 4,5 L (4,0 qts)

Kubota B2530 Transmission

Standard Transmission - 9 Forward x 9 Reverse
Transmission Type - Gear Shift
Forward / Reverse Speeds - 9F / 9R
Clutch - SAE 1-3/8, 6 splines
Optional Transmission - Infinite (3-range) forward and reverse
Transmission Type - Hydrostatic
Transmission capacity - 16,5 L (3,6 qts)

Kubota B2530 Power Take Off

Gear Rear PTO - Transmission
HST Rear PTO - Independent
Gear PTO Horsepower, hp (kW) - 19,7 (14,7)
HST PTO Horsepower, hp (kW) - 18,8 (14,0)
Rear Speeds, rpm - 540 (1.375)
Rear PTO Shaft - SAE 1-3/8, 6 splines
Mid PTO - Optional
Mid Speeds, rpm - 2500
Mid PTO Shaft - 10-tooth, involute spline

Kubota B2530 Hydraulic System and Hitch

Hydraulic Control System - Position control
Hydraulic Pressure - 2205 psi (152,0 bar)
Pump Capacity - 5,4 gpm (20,4 lpm)
Total Flow - 9,5 gpm (36,0 lpm)
Power Steering Flow - 4,1 gpm (15,5 lpm)
Three point hitch - Category 1
Standard Lift Capacity 24 in behind lift points, lb (kg) - 1676 (760)
Standard Lift Capacity at lift points, lb (kg) - 2139 (970)

Mechanical

Drive Wheels - 4WD MFWD
Steering Wheels - Front Steer
Steering - Hydrostatic power steering
Final Drive - Bevel gear
Differential lock - Mechanical rear
Front axle capacity - 3,7 L (3,3 qts)
Brake Type - Wet Disc

Kubota B2530 Tires and Treads

Front Tires (Standard) - 6.00-12
Rear Tires (Standard) - 9.5-18
Front Tires (Lawn/Turf) - 24x8.50-12
Rear Tires (Lawn/Turf) - 315/75D-15
Front tread, in (mm) - 32,9 (830)
Rear tread, in (mm) - 33,5 to 43,1 (850 to 1090)

Kubota B2530 Dimensions and Weight

Wheelbase, in (mm) - 59 (1500)
Length (ROPS), in (mm) - 107,6 (2730)
Length (Cab), in (mm) - 111,5 (2830)
Height (ROPS), in (mm) - 90,2 (2290)
Height (Cab), in (mm) - 82,3 (2090)
Overall Width, in (mm) - 43,5 (1100)
Minimum ground clearance, in (mm) - 10,6 (260)
Weight (Gear, ROPS), lb (kg) - 1598 (724)
Weight (Gear, Cab), lb (kg) - 2061 (934)
Weight (HST, ROPS), lb (kg) - 1653 (749)
Weight (HST, Cab), lb (kg) - 2116 (959)

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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
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