StopTech Sport Slotted Brake Rotors are 1-piece direct replacement brake discs for factory brake systems and stock calipers. This Rear Left performance rotor (126.34150SL) features a unique vacuum-cast, high-carbon metallurgy for improved thermal capacity and durability. The specialized slotting helps sweep away debris, water, and brake gases, ensuring a clean pad surface and consistent braking performance. Black E-Coating provides long-lasting protection against corrosion. Part number 126.34150SL includes: 1 x Slotted Brake Rotor (Rear Left).