Traction is pretty much doubled between tires and street (or dirt, rocks, mud, snow, and so on) by driving four wheels instead of two. Let’s start with the basics of an American-built pickup we’ve ...

For the most part, while their functions are deceptively complex, we're all familiar with a typical car axle. Being the method by which most cars mount their wheels, axles represent one of the most ...

With over a century of 4x4 truck history, there’s been a lot of time for innovation. Light trucks use one fixed and one steering axle to drive four tires. Over the decades, changes have been made to ...