VolvoEngine Parts

21986114 Fan Hub — Volvo FMX FE Series trucks — FH400

This is a fan hub assembly, which serves as the mounting point for the engine's cooling fan, driven by the fan belt to circulate air through the radiator. It is constructed from durable materials to meet OEM standards, providing reliable rotation and stability compared to a worn hub that may exhibit wobble or bearing noise. Operators might hear increased fan noise, notice excessive vibration from the front of the engine, or observe the fan blades making contact with other components when this part fails.

Fan Hub – Part No 21986114 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeFan Hub Assembly
MaterialSteel, rubber vibration dampener
ApplicationEngine cooling system
Service LifeReplace as needed based on inspection for wear or damage
CompatibilityVolvo FH, FM, FMX, FL, FE Series
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing fan hub include unusual noises like grinding or rattling from the fan area, or noticeable wobble of the fan. If ignored, the bearing can seize, leading to belt slippage, loss of cooling, and potential damage to the fan blades or surrounding components. The worst consequence is the fan detaching or disintegrating, posing a risk to the radiator and other engine parts.

Installation Tip

Ensure the mounting surface on the water pump or accessory drive is clean and free of corrosion before installing the new hub. Do not use excessive force when tightening the mounting bolts, as this can damage the hub or the threads.

Service Note

Inspect the fan belt for wear and proper tension, and check the condition of the cooling fan blades for any cracks or damage.