ACT Heavy Duty performance street rigid-hub clutch kit for 2007 BMW 135, 335, 535, 435 and Z4 models. The kit pairs ACT's heavy-duty diaphragm pressure plate - heat-treated in a four-stage process - with a lightweight rigid-hub street disc featuring high-copper organic friction material and a heat-treated chrome-moly hub. The assembly aims to increase clamp load, improve heat transfer and deliver quicker shifts with street-friendly behavior. One-year warranty.
ACT 2007 BMW 135/335/535/435/Z4 HD/Perf Street Rigid Clutch Kit