Minimum width for

appleman71, Oct 14, 7:09pm
brake disc/rotor?

budgel, Oct 14, 7:11pm
Do you mean thickness? This is determined by the manufacturer, different cars, different thicknesses.

tintop, Oct 14, 7:12pm
Whatever the vehicle manufacturer specifies for the particular model. .

appleman71, Oct 14, 7:12pm
yes thickness

tamarillo, Oct 14, 7:22pm
It is often written on the disc, I've found it on outer rim once cleaned. Can't say if this is always true but worth a try.

saxman99, Oct 14, 8:25pm
When the ventilation ribs are rubbing on the pad backing plate it's probably time to change them.

tony9, Oct 15, 6:46am
That is the pads that need replacing, or at least one or two of them. The rotors should be fine (think slotted rotors).

bill-robinson, Oct 15, 7:00am
that, is brake chatter

tintop, Feb 10, 8:12pm
Awww True ?

There are some horrors hanging on the wall at BnT in Henderson. ( at least they were last time I was there?