The SPEC Stage 1 replacement clutch disc is specified for 2003–2005 BMW Z4 and 325/330 models with 6-speed transmissions, and for 2004–2005 BMW 530 applications. Offered as a direct replacement (SB071-derived fit), it restores clutch engagement to stock-style systems while matching the vehicle fitment called out in the product listing for those model years and transmissions.
Spec 3/03-05 BMW Z4/325/330 6 spd / 04-05 530 Replacement Disc Stage 1 for (SB071)