Quote:
Originally Posted by 1Cor10:23
Hey @ CSG Mike wondering if you've ever experienced this - I discovered some "ripples" on my rotors (can feel it when rubbing finger across the surface of rotor). I'm feeling that they're causing some slight vibration when applying moderate brake pressure when brakes are cold. Same issue on both rotors.
Using DS2500 pads.

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Radial grooves are normal. If the grooves are not radial, something is wrong.