Find an alternator that fits your car and delivers the same performance as original equipment, or better. We carry long lasting replacements, like Duralast Gold alternators that come with a …

In principle, any AC electrical generator can be called an alternator, but usually, the term refers to small rotating machines driven by automotive and other internal combustion engines. An …

Mar 4, 2025 · Learn how your car's alternator powers electrical components and charges the battery. Discover how it works, signs of a bad alternator, and when to get service.

May 9, 2022 · An alternator is a generator of electric power in a car and is a major component of the vehicle's charging system. All cars with an internal combustion engine except for some …

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How do Alternators Work? Your vehicle’s alternator is part of its starting and charging system. Its primary job is to maintain the charge of your car battery. Alternators produce AC power …

Aug 5, 2025 · Learn what an alternator is, how it works, and its key components. A beginner-friendly guide to understanding alternators in automotive and industrial applications.

Your alternator is a vital part of your vehicle's electrical system. Mounted onto a car or truck’s engine, it converts your vehicle's mechanical energy into electrical energy.

Got a bad alternator you need to swap out? Learn all the steps to do the job right.

An alternator is a type of electric generator used in modern automobiles to charge the battery and to power the electrical system when its engine is running. Until the 1960s, automobiles used …