That's right—the new Ford F-150 Lightning is the first (and only) Ford F-150—and only full-size pickup, actually—with independent rear suspension (IRS) in place of traditional leaf springs and a live ...

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 ...

Through the 1950s, all domestic trucks featured a ladder frame with leaf springs front and rear. These semi-elliptic springs arch below the framerails. The steering knuckles pivot on kingpins at each ...