Wilwood Polymatrix A Brake Pads Calipers: Wilwood IR-GT, AP, Brembo (Can be substituted for 8320 type pad in 4 piston rear calipers)

Specifications: Hardware IncludedNo Brake Pad ConstructionIntegrally molded without shims Brake Pad MaterialSemi-metallic Electronic Wear SensorNo For Use with Cross-Drilled RotorsYes For Use with Slotted RotorsYes For Use with Stock CalipersNo For Use with Stock RotorsNo Friction Material TypePolyMatrix A Intended for Street UseNo QuantitySold as a set Manufacturer’s Part Number:15A-5772K