When should I replace my SRAM brake rotor? Brake rotors must be changed at the wear of 0,3mm or when the thickness is less than the minimum stated on the rotor. We also advise you to change the rotors when you change pad compound to ensure powerful, consistent, and quiet brake performance. Related articles My SRAM rotors are making noises. What can I do about it? Why are my SRAM HS2 Rotors rubbing against the pads? What can I do about overheating in my SRAM brakes? Which brake pad compound comes stock with SRAM MTB brakes? Can I put SRAM disc brake rotors on non-SRAM brakes?