DURALAST® ALTERNATORS

Duralast® More technicians choose Duralast parts*
Alternators backed by limited-lifetime warranty with quality engineering and triple-trusted for quality

Free Replacement Warranty

Lifetime

Lifetime

Product Condition

Premium Remanufactured

New

Components

All Wear Components 100% New

Entire Unit and Components 100% New

Triple Tested

Yes

Yes

Compare to OE

Meets OE Fit, Form, and Function

Meets or Exceeds OE Fit, Form, and Function

Tech Hotline

Yes

Yes

KNOWLEDGE IS POWER

electrical energy icon

Your car's alternator converts mechanical energy to electrical energy in the form of alternating current.

alternator icon

The alternator consists of a rotor, a stator, a rectifier assembly, brushes, and a pulley.

battery icon

An alternator problem can cause: a discharged battery, poor light operation, and erratic engine operation.

RELATED ARTICLES

alternator image

What is an alternator?

Learn how it works.

READ NOW

man working on alternator

Is your alternator going bad?

Learn seven symptoms to look out for.

READ NOW

man replacing alternator

Need to replace your alternator?

Seven steps to get you started.

READ NOW

full family of products

*Proprietary Consumer Study of Automotive Aftermarket Parts Conducted by The NPD Group, 2019.