The StopTech Sport Axle Pack is a premium performance brake upgrade kit designed for the rear axle. This kit includes a pair of Drilled & Slotted Sport Rotors and high-performance Sport Brake Pads. The cross-drilling and slotting improve heat dissipation and clear debris, while the advanced pad friction formula provides consistent stopping power and fade resistance. Components included: 2x 127.44138R (Drilled & Slotted Rear Brake Rotors), 1x 309.12120 (Sport Performance Brake Pads with Shims).