The SPEC Stage 5 replacement clutch disc is specified for 1987–1991 BMW M6 3.6L applications and is sold as the disc only for kit SB365. It serves as the replacement friction disc component within that service kit, allowing builders or technicians to renew the driveline friction element while retaining the other kit components as required by the SB365 configuration.
Spec 87-91 BMW M6 3.6L Stage 5 Replacement Disc Only for Kit SB365