CATEngine Parts

1449966 12V 11T Alternator — Cat 3013 302

This 12V 11T alternator is responsible for generating electrical power to charge the battery and operate the vehicle's electrical systems while the engine is running. Manufactured to meet rigorous OEM standards, it offers reliable performance and longevity, unlike a worn alternator that may fail to maintain adequate voltage. Operators might observe a battery warning light illuminating on the dashboard, dimming lights, or electrical accessories malfunctioning if this alternator is not performing correctly.

12V 11T Alternator – Part No 1449966 – 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
MaterialSteel, copper, aluminum
ApplicationEngine electrical charging system
Service LifeReplace every 4,000 hrs or 5 years
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common symptom of a failing alternator is the illumination of the battery charge warning light. If ignored, the battery will eventually discharge, leading to engine shutdown and loss of all electrical power. The risk is complete loss of vehicle operation and potential damage to sensitive electronics from voltage fluctuations.

Installation Tip

Always disconnect the battery before beginning alternator replacement to prevent electrical shorts. Ensure the new alternator's mounting points align perfectly before tightening bolts to avoid stress on the housing.

Service Note

Inspect the drive belt and tensioner for wear and proper function, as these are critical for alternator operation.