VolvoElectrical Parts

84139886 — Left Head Lamp Back Cover 84139886 For Volvo Fh Truck

This back cover protects the internal components of the left headlamp assembly on Volvo FH series trucks, preventing ingress of dust, moisture, and debris. It is constructed from durable materials to withstand environmental exposure and vibration, maintaining a seal superior to a cracked or missing original cover. Symptoms of a failing cover include condensation inside the headlamp housing or visible damage, which can lead to premature bulb failure or electrical corrosion.

Left Head Lamp Back Cover 84139886 For Volvo Fh Truck – Part No 84139886 – Volvo Spare Part
Part Specifications
BrandVolvo
CategorySpare 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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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

Part TypeHeadlamp Back Cover
MaterialDurable ABS plastic
ApplicationLeft headlamp housing protection
Service LifeReplace as needed due to damage or seal degradation
CompatibilityVolvo FH series specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial sign of a problem is often the appearance of condensation or fogging inside the headlamp lens. If left unaddressed, this moisture can cause corrosion on the bulb socket and internal wiring. Ultimately, this can lead to intermittent headlamp function or complete failure of the lighting system.

Installation Tip

Ensure the mating surface on the headlamp housing is clean and free of debris before attaching the new cover. Press firmly around the edges to ensure the seal is properly engaged and seated.

Service Note

Inspect the headlamp bulb and its electrical connector for signs of corrosion or damage when replacing the back cover.