If drum brakes and flat-tappet camshafts are old-school technology, then springs are quite literally ancient. In some respects the wooden bows and catapults used by medieval knights to bludgeon their ...

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 ...

In addition to new lightweight vehicle bodies, a new weight saving design is available for commercial vehicles. This time it is the turn of the suspension unit, the weight of which is reduced through ...

Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

When it comes to upgrading the rear suspension on a classic truck, there are number of options to be had, ranging from the mild (new springs and shocks) to the wild (independent rear suspension).

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 ...

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 ...

This story appears in the April 11 print edition of E&MU, a supplement to Transport Topics. Maryland-based Ramar Moving Systems hauls specialty items such as art, satellites and, once, a moon buggy.