911 Turbo Cabriolet AWD (997) F6-3.6L Turbo (2008)
Outer wear areas
Central wear area
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Measuring brake disc thickness
Information
Unlike smooth brake discs, on which the minimum thickness is measured in the middle of the disc, the minimum thickness of perforated (cross-drilled)
brake discs must always be measured on the inner and outer friction surface track that is most worn -arrows-.
Wear areas A and B
-A- Central wear area
-B- Outer and inner wear area
Measure the brake disc thickness -X- in the area of the outer or inner friction surface track -arrows-, at a minimum of 3 different points (-A, B, C-)
offset by 120°.