Originally Posted by
roadbeast
Not only is a link / t-bar thing, but also a spring vs. fiberglass thing. I would stay away from cars that twist material that was designed to be flat. The spring cars use a mechanical part designed to absorb energy. It's a better design.
A coil spring is just round wire wound into a coil and bent as it is compressed.It starts its life as regular wire. There are many styles of spring. They all have there advantages.