1990 Mazda Miata 4 Pad Sprung Race Disc ACT 4200105

Aggressive engagement, quick shifts, OE to mild gear rattle; Premium ceramic friction materials provide moderate wear rates and high heat tolerance; Utilizes wraparound spring windows, thicker retainer stampings and a heat-treated, spring steel drive plate to provide support, reduce stress concentrations and increase strength and reliability; Recommended for race use only; High burst strength and holds 28% more torque than typical organic materials