CSG Spec Brake Pads — AP Racing CP9440 / CP9441 (D42 Shape)

CounterSpace Garage develops CSG Spec friction materials from extensive motorsport testing across GT racing, time attack, HPDE, and one-make race series — built where "off the shelf" pads were often inadequate.

Compound Options

C11 (Sprint, rear-specific): Linear, medium friction profile. Designed for high-grip tires. Avg friction 0.39–0.43 μ, ideal range 150–680°C.

CE1 (Endurance): Lowest pad wear in segment, highest fade resistance, stable bite and release. Avg friction 0.23–0.29 μ, ideal range 100–650°C.

Fits AP Racing CP9440 / CP9441 4-piston calipers, D42 pad shape.