The most common coil-spring front suspension uses two control arms (also called A-arms because of their shape) per side, mounted to the frame, and a coil spring between them that exerts force on only ...

To understand how a commercial jet's suspension works, it helps to first imagine a jet without suspension. The first aircraft landing gear systems were indeed that way. Engineers essentially welded ...

The nature of hot rodders has always been to try to improve the performance of virtually every aspect of the automobile. Often those improvements in performance have been the result of utilizing parts ...