The surface I refered to was the hub surface between the studs.
Not knowing what vehicle you have makes it a little tougher to help due to charactersics of some of them.
Thus this note before you posted.
If you have a grand cherokee I have seen dampner cause what you are describing, but from higher speeds typically.
Perhaps this is coming from rear rotors? That was why I asked of there was any difference whatsoever in the before and after effects.
have the same problem?
Sunday, January 21st, 2007 AT 10:29 AM