porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Brake Rotor/Disc|Service and Repair > < Brakes - Retrofit Porsche Ceramic Composite Brake (PCCB)|Page 2805
Page 1
background image

Brake Rotor/Disc: Specifications

Brake disc wear limit

Front

Minimum brake disc thickness (wear limit) is stamped on the brake-disc chamber. example: Min. Th. 33.7 mm

Rear

Minimum brake disc thickness (wear limit) is stamped on the brake-disc chamber. example: Min. Th. 27.7 mm

Wear limit: Surface changes in front and rear brake discs

Wear limit: Connected surface fracture > 1 cm2 and/or surface roughness of brake disc > 80 micrometer. Replace PCCB brake discs on each axle

Thickness tolerance of brake discs (max.)

Measured value ....................................................................................................................................................................................................  0.02 mm

Lateral runout of brake disc (max.)

Measured value ....................................................................................................................................................................................................  0.03 mm

Lateral runout of brake disc when installed (max.)

Measured value ....................................................................................................................................................................................................  0.06 mm

Brake Rotor/Disc|Service and Repair > < Brakes - Retrofit Porsche Ceramic Composite Brake (PCCB)|Page 2805