Leaf springs are one of the oldest forms of suspension. For hundreds of years, leaf springs have been used on automobiles, carriages, trailers, and so much more—and they’re still in use today. On the ...

BrightDrop electric delivery vans (above) as well as Chevrolet Silverado/GMC Sierra pickups from General Motors Co. feature North America’s first composite tension leaf springs (TLS) with progressive ...

The debate over coil-sprung suspension and tried-and-true leaf springs is fueled by much enthusiast passion. The Jp staff is questioned about it all the time, but despite conflicting opinions, there ...

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 ...