Kubota L Series Guide

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Kubota L Series: Problems, Parts & Maintenance

Everything L2501, L3301, L3901 and L4701 owners need — in one place.

🔧 Problems & Fixes 🔩 Parts & Filters 🛢️ Fluids & Specs 📋 Model Comparisons

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L Series Parts & Filters

Oil filter confirmed for all L series. Hydraulic filter confirmed for L3301/L3901. Always verify by serial number before ordering.

Part OEM Number Fits Buy
Oil Filter HH164-32430 L2501, L3301, L3901, L4701 Amazon →
Air Filter TA040-93230 L2501, L3301, L3901 Amazon →
Hydraulic Filter HHK70-14073 L3301, L3901 Amazon →
Alternator L/M Series L Series Universal Amazon →

⚠️ Always verify part numbers against your serial number before ordering. Fuel filter number not universally confirmed — check your operator manual.

🛢️ I need maintenance info

L Series Fluids & Specs

General guidance for L series. Always verify exact capacities in your operator manual.

Fluid Spec Capacity Buy
Engine Oil 15W-40 diesel Verify in manual Amazon →
Hydraulic / HST Fluid Kubota Super UDT2 Verify in manual Amazon →
Coolant Kubota LLC / SLLC Verify in manual Guide →

🔧 Service Intervals

• Every 50 hours — Check engine oil, air filter, tire pressure

• Every 100 hours — Change engine oil & filter, check hydraulic fluid

• Every 200 hours — Change hydraulic filter, fuel filter, air filter

• Every 400 hours — Change hydraulic fluid, check coolant

⚠️ Always verify in your Kubota L series operator manual for your specific model year.

Looking for a different Kubota series?

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