The StopTech 128.40068L Sport Rotor is a high-performance, direct replacement, cross-drilled brake disc for your factory braking system. This left-hand side front rotor features a specialized drill pattern that significantly improves heat dissipation and aids in the removal of brake dust and gases, ensuring consistent stopping power and reduced brake fade during aggressive driving. The rotor is finished with a durable black E-coat that protects against corrosion on the non-friction surfaces. Parameters: 312x25mm, 5x112 bolt pattern, vented. Included items: 1x StopTech Drilled Sport Brake Rotor (Left Side) - PN: 128.40068L.