Wheel bearings are a set of rigid steel ball bearings that form an essential part of a vehicle's steering, suspension, and braking systems. They are located inside a sealed metal casing in the vehicle ...

We’re talking about ball bearings. Behind virtually every wheel on every newish vehicle, there is a set of tiny ball bearings that keep the wheels smoothly rotating without interruption.

We may receive a commission on purchases made from links. In 40-plus years of working on cars, I have tackled nearly every job, from simple tune-ups and fluid changes to complex engine swaps.