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 ...

There are a number of ways in which to suspend a hot rod, but few designs offer a more compact, versatile, and adjustable design than that of the torsion bar variety. While on one hand the traditional ...

We wish we could tell you that torsion-bar springs are modern technology's answer to the quest for soft riding, long travel, and easily modified suspensions. When we were researching this story we ...