The Brembo TY3 Sport Disc Rotor is a slotted rear replacement rotor intended to restore braking consistency and aid heat control under normal and demanding use. It installs as a direct-fit to the original hub and uses venting with slots to support pad contact and cooling. This rotor is specified for the 2012 Tesla Model S rear and measures 365×28 mm per the listing.
Brembo 2012 Tesla Model S Rear TY3 Sport Disc Rotor - 365X28