Project Mu H21-07 Brake Pads - CAR89/CR6420/CP9668 25mm/D54

Project Mu H21-07 is a high-performance motorsport brake pad compound developed from the proven H21 platform. Designed for the most demanding racing disciplines including GT, Super GT, and high-level Porsche competition, H21-07 delivers linear braking characteristics and exceptional high-temperature stability.

With a wide thermal operating range of 200–850°C, the H21-07 compound allows drivers to maintain consistent pedal feel and aggressive braking performance across the full race distance. Ideal for professional motorsport applications requiring precision, control, and long-term fade resistance.

Key Features

• Developed for GT, Super GT, and Porsche race categories

• Linear braking feel with predictable response

• High thermal stability: 200–850°C operating range

• Aggressive initial bite with consistent modulation

• Ideal for sustained high-speed track conditions

Caliper Fitment

• AP Racing 9668
• Alcon CAR89(49Y39)
• Alcon CAR89(49Y29)
• Alcon CR6420