StopTech Sport Rotors are 1-piece direct replacement brake discs for factory brake systems and stock calipers. The Slotted & Drilled finish helps dissipate heat and eliminate brake fade. Features: High performance street driving, E-Coating for corrosion protection, improved cooling and better bite. This part number (127.61099L) is for the Rear Left side. Item included in this package: 1x StopTech Slotted & Drilled Brake Rotor (Part No. 127.61099L).