The R1 Concepts drilled-and-slotted black brake rotor for 2004 Pontiac GTO is provided as a direct replacement for the rear-right position. The listing specifies drilled and slotted braking surfaces and a black finish to correspond with the original equipment—verify your GTO's year and the rear-right application before purchasing to confirm proper fit.
R1 04-04 Pontiac GTO Rear Right Drilled & Slotted Black Brake Rotor