porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Brake Rotor/Disc|Testing and Inspection > < Front Disc Brake Pads For PCCB Rotors|Page 2245
Page 1
background image

Brake Rotor/Disc: Specifications

Brake Rotor Specifications

Front 

Diameter:

911 Turbo .......................................................................................................................................................................................................  330 mm
911 Turbo with PCCB ....................................................................................................................................................................................  350 mm
911 GT2

PCCB ........................................................................................................................................................................................................  350 mm
Steel ..........................................................................................................................................................................................................  350 mm

Minimum thickness

New:

911 Turbo .................................................................................................................................................................................................... 34 mm

911 Turbo with PCCB ......................................................................................................................................................................................  34 mm

911 GT2 ......................................................................................................................................................................................................  34 mm

Wear limit:

911 Turbo .................................................................................................................................................................................................... 32 mm
911 Turbo with PCCB .............................................................................................................................................................................  33.5 mm
911 GT2

PCCB .................................................................................................................................................................................................  33.5 mm
Steel ......................................................................................................................................................................................................  32 mm

Thickness variation: ........................................................................................................................................................................................  0.02mm

Maximum lateral runout:

Wheel hub ....................................................................................................................................................................................................... 0.03 mm
Brake disc ....................................................................................................................................................................................................... 0.03 mm
Brake disc - when installed ............................................................................................................................................................................. 0.06 mm

Rear

Diameter:

911 Turbo .......................................................................................................................................................................................................  330 mm
911 Turbo with PCCB ....................................................................................................................................................................................  350 mm
911 GT2

PCCB ........................................................................................................................................................................................................  350 mm
Steel ..........................................................................................................................................................................................................  330 mm

Minimum thickness

New:

911 Turbo .................................................................................................................................................................................................... 28 mm
911 Turbo with PCCB ................................................................................................................................................................................  28 mm
911 GT2 ....................................................................................................................................................................................................... 28 mm

Wear limit:

911 Turbo .................................................................................................................................................................................................... 26 mm

911 Turbo with PCCB ...................................................................................................................................................................................  27.5 mm

911 GT2

PCCB .................................................................................................................................................................................................  27.5 mm
Steel ......................................................................................................................................................................................................  26 mm

Thickness variation: ........................................................................................................................................................................................  0.02mm

Maximum lateral runout:

Wheel hub ....................................................................................................................................................................................................... 0.03 mm
Brake disc ....................................................................................................................................................................................................... 0.03 mm
Brake disc - when installed ............................................................................................................................................................................. 0.06 mm

Brake Rotor/Disc|Testing and Inspection > < Front Disc Brake Pads For PCCB Rotors|Page 2245