The Brembo two-piece replacement disc is a left-hand PISTA rotor disc intended to refresh braking surfaces without replacing the full hub assembly. This 355×32 mm, 14 mm airgap T3L left-hand disc installs as a direct replacement and is listed for use as part of Brembo's two-piece service components. It provides correct sizing and mounting per the product description.
Brembo 355x32mm 14mm Airgap T3L LH PISTA Replacement Disc