4 Pad Rigid Race Disc by ACT Aggressive engagement, quickest shifts, increased gear rattle; Premium ceramic friction materials provide moderate wear rates and high heat tolerance, rigid design may increase spline wear; Lightweight rigid design, chromoly hub is heat-treated for strength and durability; Recommended for race use only; High burst strength and holds 28% more torque than typical organic materials Features Product Weight (lbs.): 1.7 Disc Material: Ceramic Diameter (Inches): 7.5 Diameter (Millimeters): 190 SFI: 1.1 Benefits Aggressive engagement, quickest shifts, increased gear rattle Premium ceramic friction materials provide moderate wear rates and high heat tolerance, rigid design may increase spline wear Lightweight rigid design, chromoly hub is heat-treated for strength and durability High burst strength and holds 28% more torque than typical organic materials Recommended for race use only Applications 1988-1989 Mercury Tracer 1986-1995 Suzuki Samurai 1981-1985 Mazda GLC 1992-1993 Mazda MX-3 1986-1994 Mazda 323 What\’s In The Box? 1 – ACT 4 Pad Rigid Race Disc Warranty ACT 1-Year Limited Warranty