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.

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.

Dec 27, 2025 · A complete U.S.-focused guide to alternator failures—covering warning signs, diagnostics, belt-driven vs smart alternators, replacement steps, costs, safety considerations, …

Alternator is an important component in your vehicle's electrical system, ensuring that your battery remains charged and your electrical devices function smoothly. It takes the mechanical energy …

The alternator's rotor is comprised of a series of magnets that rotates quickly and produces an alternating current (AC), which is converted into direct current (DC) using the rectifier or diode.