VolvoElectrical Parts

11170321 — Alternator 0124555009 11170321 For Volvo Excavator Ec135B Ec140B Ec360

This alternator is a critical component of the electrical system, responsible for converting mechanical energy from the engine into electrical energy to charge the battery and power onboard systems. It is manufactured to meet stringent Volvo quality standards, ensuring reliable performance and durability compared to a worn unit that may exhibit reduced output or bearing noise. Operators may notice warning lights on the dashboard, dimming headlights, or a battery that fails to hold a charge when this alternator begins to fail.

Alternator 0124555009 11170321 For Volvo Excavator Ec135B Ec140B Ec360 – Part No 11170321 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryElectrical 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

Disconnect main battery before working on electrical components. Use dielectric grease on all connector pins. Check ground connections — most electrical faults trace to poor grounds. Test with multimeter before installing new parts.

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

Part TypeAlternator
MaterialSteel, copper, aluminum
ApplicationEngine electrical system charging
Service LifeReplace every 4,000 hrs or as needed
CompatibilityVolvo specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of alternator failure is often a battery warning light illuminating on the instrument panel. If ignored, the battery will gradually discharge, leading to intermittent engine stalling and difficulty starting. Eventually, the equipment will lose all electrical power and cease to operate.

Installation Tip

Ensure the battery terminals are disconnected before beginning any work on the alternator. Avoid overtightening the mounting bolts, as this can damage the alternator housing or mounting points.

Service Note

Inspect the drive belt tensioner and pulley bearings for wear when replacing the alternator.