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 ...

We don't care what the Brand Xers say, we know the vintage Mopar suspension system (torsion bars and leaf springs) works quite well when set up properly. When adding big doses of power (like our '65 ...

Fontaine is broadening its flatbed lineup with new models aimed at fleets, including a lightweight aluminum trailer expected in 2027 that emphasizes durability, repairability, and lower cost. Heavy ...

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 ...

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 ...

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 ...

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 ...

The leaf spring suspension has practically been around since humanity invented the wheel due to its effectiveness and simplicity. For a variety of reasons, the tried-and-true suspension still exists ...

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 ...

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 ...