StopTech Sport Rotors are 1-piece direct replacement brake discs for factory brake systems and stock calipers. This part (127.42076L) features a Left Front orientation with specialized cross-drilling and slotting to improve cooling, bite, and debris evacuation. Features: High-carbon metallurgy for reduced noise and increased durability; Black E-Coat finish for superior corrosion protection; Cooling vanes for efficient heat dissipation. If purchased as a kit, the set includes: 1 x StopTech 127.42076L (Left Front) and 1 x StopTech 127.42076R (Right Front).