Advanced Clutch HD/Race Sprung 4 Pad Kit (ZX2-HDG4) PPE_CeramicCoating_4 The header is made of

The header is made of 16 gauge mild steel with polished ceramic coating

ZM9-HDG4 kit features ACT's most popular Heavy Duty pressure plate

02 Simulator and Gaskets

AI4-SPG6 kit features a Sport pressure plate for a nice upgrade

Advanced Clutch HD/Race Sprung 4 Pad Kit (ZX2-HDG4) PPE_CeramicCoating_4 The header is made ofZX2 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