Every car has a number of complex parts that contribute to its performance and function for the user. Certain components like fluids and car belts may seem insignificant but are essential to maintaining a healthy engine. Auto parts are manufactured worldwide with precision and advanced technological methods. Some of the most important parts of a car include the engine, transmission parts, steering and suspension, brakes, and more. The Most Important Automobile Components to know. As a student of a polytechnic with an automotive-focused curriculum, you need to know the most important parts of a car. Below are the mechanical parts of cars that many people should know. Every part of the car has an important function. In this context, modern vehicles have become more complex and contain more electronic components than before. Although modern cars have many ...