CATEngine Parts

3397767 Alternator — Cat Engine C3 3 C4 4

This is a CAT Alternator, responsible for generating electrical power to charge the battery and operate the vehicle's electrical systems while the engine is running. It is built to OEM standards, providing reliable voltage output unlike a worn alternator that may fail to charge adequately. Operators may notice warning lights on the dashboard, dimming headlights, or a dead battery as symptoms of a faulty alternator.

Alternator – Part No 3397767 – CAT Spare Part
Part Specifications
BrandCAT
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 TypeAlternator
MaterialAluminum, Steel, Copper
ApplicationEngine Electrical Charging System
Service LifeReplace as needed, typically 5-10 years
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of an alternator problem is often a battery warning light illuminating on the instrument panel. If ignored, the battery will gradually lose its charge, leading to intermittent electrical system failures and eventually the inability to start the engine. Prolonged operation with a failing alternator can damage the battery and other sensitive electronics.

Installation Tip

Ensure the drive belt is correctly aligned on the pulley grooves before tightening. Do not overtighten the mounting bolts, as this can damage the alternator housing.

Service Note

Inspect the condition and tension of the drive belt, and check the battery's state of charge and terminal connections when replacing the alternator.