Peterbilt Motors Co. on Wednesday, Oct. 29, began full-production of its new front air leaf suspension. The company says its proprietary front air leaf suspension — now available for customer order on ...

Ever think about wheeling a sheet of plywood off road? Try it. Have your buddy tow a 4x8-foot sheet of plywood behind his 4x4 down the trail. Heck, even a graded dirt road would do, and you ll develop ...

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 ...

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 ...

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.