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 ...

[Stay on top of transportation news: Get TTNews in your inbox.] Shaving off weight has become a central objective of truck component design, and nowhere is that “lightweighting” trend more apparent ...

The '80-'96 Ford Twin-Traction Beam (TTB) front suspension uses a swing arm design that's become the foundation for thousands of long-travel four-wheel-drive suspensions over the years. Ford's TTB ...

Axles, brakes, suspensions and tires and all of their related components are part of an apparatus’ foundation, despite the fact that they won’t be used on every call or training session. Gross axle ...

Axle: A shaft on which a wheel revolves. A live axle sends engine power to the wheels; a dead axle does not. In front wheel drive cars the front axles drive the wheels and thus are "live" axles. The ...