ACT Heavy Duty Race Sprung 4 Pad Clutch Kit For 1990-2005 Mazda MX-5 Miata 1.6L/1.8L 2004-2021 Harley-Davidson Sportster 77 inch x 3

77 inch x 3

Unlike other options on the market

2007-2008 BMW 328xi

UCAs connect the knuckle to the frame

ACT Heavy Duty Race Sprung 4 Pad Clutch Kit For 1990-2005 Mazda MX-5 Miata 1.6L/1.8L 2004-2021 Harley-Davidson Sportster 77 inch x 3ZM2 HDG4 kit features ACT's most popular Heavy Duty pressure plate. ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's 4 pad spring centered race disc features a spring center to properly damp