Carbotech 1521 is a high performance street compound with very low dusting, low noise, and excellent initial bite. The 1521 compound is known for its release and modulation, along with unmatched rotor friendliness. This compound's excellent linear torque production provides incredible braking force without ABS intervention.

Operating range starts out at ambient and goes up to 800F (426C+). 1521 is suitable for ALL street cars. This pad is not suitable for track use.

Fit and Compatibility:

RR Racing IS/GS/RC Stage 2 FRONT BBK with Aero 6 Wilwood calipers p/n ISXFBK0002
RR Racing GX460/470, 4Runner FRONT BBK with Aero 6 Wilwood calipers p/n GX4FBK0001,GX4FBK0002, and GX4FBK0003