The PowerStop Evolution drilled & slotted rear rotors for 1984–1986 Ford Mustang applications are a bolt‑on upgrade designed to improve brake cooling and performance. Precision cross‑drilled holes and rounded slots sweep away gasses, dust and moisture while chamfered drill holes minimize stress cracking; zinc dichromate plating resists corrosion, units are produced to tight runout tolerances and sold as a pair.
Power Stop 84-86 Ford Mustang Rear Evolution Drilled & Slotted Rotors - Pair