Front brake disc, left. 

To fit:
911 (996) C4S 08/2001-07/2005
911 (996) Turbo 08/2000-07/2005
911 (997) C2S/C4S 2005-2012

Zimmermann brake discs are manufactured in Germany and with over 50 years' experience in brake disc manufacturing and development, are made to the highest standard.
''Coat Z – anti corrosion'' coating on all Zimmermann brake discs provides a long-lasting, attractive appearance and prevents rust formation at the hub.