If car parts are alive, the brake pads live the worst lives. In fact, they are the most expendable car part there is. They are always in constant pressure and are always in the heat of the action. They are the most frequently changed car part. But the most important thing is, their passenger's lives are in their hands. Brake pads are designed to endure high friction. They are made to make contact and consequently generate heat. They are the most hardy of the hardy.