Four-wheel steer, which is also known as all-wheel steer, rear-wheel steering, rear axle steering, or "crab walk" in some circles, is an incredibly useful feature that has cropped up on many cars but ...

Your car’s wheels spin around a stationary axle, and in order for them to do so, something has to allow for “slip” between the two. That something is a wheel bearing. A vehicle’s wheel bolts to a hub, ...