What Are The Parts Of The Acoustic Guitar? Let’s Find Out! The acoustic guitar is simple and elegant but super powerful as well. While the nylon stringed acoustic guitars, classical guitars, are really awesome and historically important, this lesson will be focusing on the parts of the steel stringed acoustic guitar. (A lesson on the classical guitar, at some point, is sure to follow.) In this video, I will take you through all of the usual and universal things that make an acoustic guitar what it is. This is a great instrument to start on or to master and play for a lifetime!