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 ...

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 ...

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.

Isuzu Ute Australia says there have so far been four reported cases of faulty leaf springs showing “symptoms” of a defect that could lead to a fracture and collapse of the rear suspension. However, no ...