Have you ever stopped to think how it is possible for the wheel on your car to turn, while the axle itself stays still? In order to allow this to happen, small but nonetheless crucial parts are fitted in between the rim and the stub axle. These small circular components feature ball or roller bearings inside an outer casing, all of which are covered in grease. Unfortunately, as these bearings need to put up with so much stress, it's not unusual for them to fail, but what are the signs of an issue and how should you deal with it?
27 October 2020