Asterix;1368352 said:Yup. Porterfield's R4 also squeal like an old bus and make clouds of black dust, but boy do they stop! They get much quieter over a few months, but are rarely silent. I get some good looks when they're squealing; people probably are expecting to see a bus and instead see a small-ish car.
Asterix
My porterfield pads are quiet, no sound at all. I used OEM shims and some of the brake quiet grease on the backs.