Leaf springs live a hard life under your 4x4. They are constantly blasted by sand, covered in mud, splashed with water, and dragged across rocks. Every time the suspension flexes or hits a bump, each ...
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 ...