These PolyMatrix B compound brake pads from Wilwood are a great choice for most weekly racing applications on asphalt, and severe-duty use on dirt tracks. They feature an extremely versatile material with high friction values and low rotor abrasion over a broad temperature range. These pads require little warmup. Regardless of temperature, B compound pads offer smooth engagement with excellent modulation at low or high pedal pressures. Release is always quick and clean, giving you a better, more consistent feel.