The R1 Concepts GEO-Carbon OPTIMUM drilled-and-slotted brake kit for 2016–2020 Hyundai Sonata rear combines carbon-coated rotors with Optimum pads aimed at drivers seeking improved brake response over OE. Drilled and slotted rotors enhance cooling and resist buildup; mill-balanced manufacturing and OEM-style dimensions allow for direct replacement. The kit includes low-dust pads and necessary installation hardware for the rear axle.
R1 16-20 Hyundai Sonata Rear Drill/Slot Carbon Coated Rotor Set w/Optimum Pads