Perf Street Rigid Disc by ACT Smooth engagement, quicker shifts, increased gear rattle; Premium organic composite friction blended for high heat tolerance, increased burst strength, faster recovery from overheating and less wear of mating surfaces, rigid design may increase spline wear; Chromoly hub is heat-treated for strength and durability; Recommended for high horsepower street or race use; Steel-backed linings for higher burst strength, reduced marcel for quicker shifts Features Product Weight (lbs.): 2.4 Disc Material: Organic Diameter (Inches): 8.4 Diameter (Millimeters): 214 SFI: 1.1 Benefits Smooth engagement, quicker shifts, increased gear rattle Premium organic composite friction blended for high heat tolerance, increased burst strength, faster recovery from overheating and less wear of mating surfaces, rigid design may increase spline wear Chromoly hub is heat-treated for strength and durability Steel-backed linings for higher burst strength, reduced marcel for quicker shifts Recommended for high horsepower street or race use Applications 2004-2014 Acura TSX 2002-2015 Honda Civic Si 2002-2004 Honda Civic SiR 2003-2012 Honda Accord 2013-2015 Acura ILX 2002-2006 Acura RSX Bas 2002-2006 Acura RSX Type-S What\’s In The Box? 1 – ACT Perf Street Rigid Disc Warranty ACT 1-Year Limited Warranty