VolvoEngine Parts

FPZY2509250 — 12V 55A Alternator 3860171 A000B0431 For Volvo Penta 3.0Gsmwtr 3.0Gspwtr 3.0Gspwts Crusader Omc Engine Bobcat Excavator 225 231 325 328 337 341

This 12V 55A alternator is responsible for generating electrical power to charge the battery and supply electricity to the vehicle's electrical systems while the engine is running. It is built with robust windings and high-quality bearings to ensure consistent voltage output under varying engine speeds and electrical loads, unlike a worn alternator with slipping belts or failing diodes that produce insufficient or erratic charging voltage. Operators may observe a battery warning light illuminating on the dashboard, dimming headlights, slow operation of electrical accessories, or a dead battery if the alternator fails.

12V 55A Alternator 3860171 A000B0431 For Volvo Penta 3.0Gsmwtr 3.0Gspwtr 3.0Gspwts Crusader Omc Engine Bobcat Excavator 225 231 325 328 337 341 – Part No FPZY2509250 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

Related Volvo Parts

From the same category — may also be needed

VOE21153420
Belt Tensioner Voe21153420 For Volvo Engine D9A2A Articulated Dump Tru
3581558
Sea Water Pump 860827 3583115 860629 3581558 For Volvo Penta Engine Tm
3860798
12V 65A Alternator 3860082 3860798 For Volvo Penta Engine 4.3Gxi-B 5.7
CYFP0510HKJ61112
Fuel Injector Voe85000675 Voe21947762 For Volvo Engine Md9 D12 D13 D9B
2904138
4Pcs Fuel Injector Zm2904138 For Deutz Engine Bf4L1011Ft Volvo Loader
FPFL2409064
Fuel Injector 20965225 Bebe4F02001 For Volvo Engine D16F Epa07

Browse all Volvo Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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 TypeAlternator
MaterialAluminum housing, copper windings
ApplicationEngine Electrical Charging System
Service LifeReplace as needed based on charging system diagnostics
CompatibilityVolvo Penta 3860171, A000B0431
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of alternator failure is often the illumination of the battery warning light on the dashboard. This may be followed by dimming headlights and slower operation of electrical accessories as the battery discharges. If the alternator fails completely, the engine will eventually stall as the battery loses its charge and can no longer power the ignition system.

Installation Tip

Ensure the drive belt is properly tensioned after installation; a belt that is too loose will slip, and one that is too tight can damage the alternator bearings or the belt itself. Double-check all electrical connections for security and correct polarity.

Service Note

When replacing an alternator, always inspect the drive belt and tensioner for wear and proper function.