Hawk Performance DTC-30 Race Rear Brake Pads (HB523W.539). These high-performance brake pads are specifically designed for track and circuit use, offering a controllable and consistent torque with smooth engagement. The DTC-30 compound provides excellent cold effectiveness and is ideal for light-duty racing, track days, or as a rear pad to balance heavy front bias. Included in the set: 1x Rear Axle Brake Pad Kit (4 individual pads). Compatible with Mazda MX-5 NC/ND and Fiat 124 Spider factory rear calipers. Part Number: HB523W.539.