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 …

Oct 29, 2014 · 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 …

Mar 4, 2025 · It supplies electricity to the battery and electrical system to keep your car alive when the engine is running. As you drive around or idle, the alternator powers key components like …

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 …

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 …

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.

Feb 24, 2012 · What is an Alternator? An alternator is defined as a machine which converts mechanical energy to electrical energy in the form of alternating current (at a specific voltage …

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 …

Feb 24, 2025 · Here's how to tell if your car needs a new alternator and how to install one yourself. If your car or truck won't hold a charge, you probably need a new alternator. Learn …