High-performance StopTech Sport Rotors (formerly Power Slot) are direct replacement brake discs for your factory braking system. This 127.44137R Front Right Drilled & Slotted rotor provides improved cooling, better bite, and superior performance in both wet and dry conditions. The cross-drilling and slotting aid in heat and brake dust dissipation. Featuring a durable black e-coat finish on the hubs and vanes to protect against corrosion. Part Number: 127.44137R. Included in this single item: 1x Front Right Drilled & Slotted Brake Rotor.