used oem # 6921118G00 rear brake rotor in exc cond, no damage,  4.40 mm thick servive limit is 4.5mm, $199.10 new,  fits GSXR600 97-17  SV650 03-06  GSXR750 96-017  GSXR1000 01-016  SV1000/S 03-07  TL1000R/S 97-03