Should rotors be replaced if rusty?
Should rotors be replaced if rusty? A. Brake rotors will rust. Usually it's just surface rust that will wear off after a couple of miles of driving. If the rust is deep — to the point of pitting — it is certainly possible the rotors need to be replaced. Why are my new rotors rusting already? The nature of disc brake operation is such that the friction pads constantly wear away at the surface of each rotor. Each time you park your car, the freshly minted surface of each rotor is exposed to the elements. As you have discovered, the...