There is the matter of power, and then there is the matter of putting that power to work most efficiently. Without a well-designed chassis and suspension, all the power in the world doesn't mean ...

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 ...

Porsche is quietly preparing a suspension revolution that looks, at first glance, like a step back in time. Instead of chasing ever more complex multi-link hardware, the company is exploring a new ...

There are lots of reasons why most lifted leaf-sprung vehicles offer a ride similar to that of a go-kart with concrete in the tires. Thick, highly arched spring packs, add-a-leafs, and multiple shocks ...

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 ...

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 ...

Automotive design has come a long way since Karl Benz designed the Patent Motorwagen in the late 1800s, and Henry Ford brought the T-4 powered Model T to the masses in 1908. Those early cars were ...

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.

From pricing intelligence and compliance tools to charging infrastructure, diagnostics, tires, and AI, HDT’s 2026 Top 20 Products recognize the new tools, technologies, and ideas heavy-duty trucking ...