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 ...

Leaf-spring suspensions have been around forever, and there are tweaks you can do to make one spring work differently than another. You can taper the ends, use smaller leaves, use overloads, make ...

Leaf springs are treated like archaic tech, as they aren’t found under any of the latest industry-leading performance cars, and are often used as a point of reference that shows how “dated” a ...

Most of the cars we write about here at Mopar Muscle are some 30 to 40 years old, and with age comes the requirement to replace the parts of these cars that are designed to wear. Many suspension and ...

There's a natural progression of modifications and updates necessitated in order to make one of GM's Advance Design pickups ride, handle, steer, and stop better: IFS, disc brakes, and an open-drive ...

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.

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 ...