When you start talking about air suspensions, the basic idea isn't all that hard to grasp. As the name suggests, instead of metal coils or leaf springs, an air suspension system uses air springs. And since the air needs to be contained somehow, the air springs look more like rubber balloons than springs.
But beyond that, what's the purpose? How does it work? What advantages are there to an air suspension? And why do you see them used in everything from pickup trucks to luxury cars and highly modified low riders?
Our friends at gets into all of that, explaining the different types of air springs, the different types of air suspension systems, and the pros and cons of using on on a car. If you've ever had a question about air suspensions, odds are, he answers it here.