Brand: Hawk Performance Products
The "Wilwood 7912" shape fits Wilwood Powerlite Radial Mount calipers, including the original Powerlite 4-piston and the new Powerlite 2R (PL2R and PL2R/ST) 2-piston calipers. One set is enough for 2 calipers.
Black (M): Medium torque racing compound with high initial bite. Black is a good all-purpose, low cost racing pad. Requires gentle initial application of the brake pedal to avoid locking. Recommended for very light sedans, small formula cars, and sports racers. 100-900° F.
DTC-30 (W): Medium torque racing compound designed specifically for dirt track racing. The smooth bite, controllable torque, and superior release are tuned for the demands of dirt. Low temperature effectiveness also makes it great for gravel. Recommended for dirt circle track and gravel rally stages. 100-1200° F.
DTC-05 (H): Low torque racing compound designed specifically for dirt track racing. Smooth, predictable torque with a temperature range slightly higher than OEM pads. Recommended for dirt circle track (Midgets, Modifieds) and track day events. 100-700° F.