The Alcon Pro-System 11.75 x 0.810 inch rotor with S-Grooves and an 8x7in bolt circle is supplied as a left-side replacement to match that thinner rotor specification. Offered as a direct-replacement rotor, it preserves mounting and groove layout to maintain appropriate pad contact and braking characteristics for applications calling for this 0.810-inch thickness left rotor.
Alcon Pro-System 11.75x0.810 8x7in BC S-Grooves Rotor - Left