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 ...

It is said that the leaf-spring suspension is the oldest suspension used for automobiles. The leaf-spring system was used more recently in '70s production cars, some of which are still in service ...

When you get on the throttle does it sound like there's a pissed Leprechaun on speed whacking your floorboards with a shillelagh? If so you're probably hearing the sound of your driveshaft's U-joints ...

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 ...

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 ...