[LightningGSX]

Originally Posted by CRAIG

From what I have seen and read in my opinion there is no such thing as a warped brake rotor. If there is it is very rare and more often than not it is merely mis-diagnosed "run-out". This may be way off but I think that in most cases whether on a racing car or a street car, rotors end up failing due to the friction pad material being unevenly transfered to the surface of the rotor. This uneven deposition results in a thickness variation or "run out" due to hot spotting that occured at elevated temperatures.

So you're saying the run out is cause by the pads' friction material accumulating on the rotor itself?