We've often touted the benefits of leaf spring suspensions. Sure, they are simple. Sure, its technology that could be almost 300 years old, and sure, leaf springs aren't terribly fancy. But hey, they ...

Rassini’s 1+C Hybrid leaf spring features a single steel parabolic main plate and a flat glass fiber composite helper plate to provide suspension on the rear wheels of the Ford F-150 pickup truck.

Composite leaf springs are not new to the automotive industry. In fact, the leaf spring itself dates back to the horse-drawn carriage. By design, leaf springs absorb vertical vibrations caused by ...