... is pressed, the calipers are activated to squeeze the brake pads against the brake disc, which spins with the wheel. Heat and friction ... wheel to decelerate or stop its motion. Worn-out brake pads-that is, pads with thinned-out friction material-won't generate the ... OEM number, FMSI number, WVA number, FERODO number, TRW number... 2. We provide not only high quality brake pad set, but also ...