Barbaro Racing KD5063H RS-652 front brake pads. RS-652 is Barbaro's extreme hybrid race compound for steel and carbon-ceramic rotors (50–800°C, μ 0.49–0.57 on steel). Interchanges with AP Racing CP6276D62.

Specifications

Vehicle application data for this pad shape is being added — compare your current pads with the dimensions and drawing, or send us your VIN, and we will confirm fitment.

Cross-reference / interchange numbers

Interchange numbers identify the matching pad shape. Friction material, shims and wear-sensor hardware can differ between brands.

About the RS-652 compound

RS-652 · The extreme hybrid

Seven years in the making. Endurance and sprint on both carbon-ceramic and steel rotors with zero fall-off, protected by a self-renewing 1–3 micron transfer film. Average friction 0.555 μ — measured beyond PAGID RSL1 (0.510) and Endless MA45B (0.438).

• Temperature range: 50–800°C
• Friction: μ 0.49–0.57 (steel); rising with temperature on CCB
• Discs: Steel + carbon-ceramic
• Lock threshold: 95 bar (RS-635: 65 bar)
• +46.1% lock threshold — 95 bar vs 65 bar
• On CCB, friction rises with temperature — 0.689 μ at 800°C
• Disc wear 0.001 mm — 1/9 of RSL1, 1/18 of MA45B
• Ideal for: TCR, GT and touring-car racing on steel or carbon-ceramic discs

RS-652 full specifications on barbaro-racing.com

About Barbaro Racing

Barbaro Racing (野蛮人) is the performance brand of the CAC Racing Division — proprietary compounds developed entirely in-house. Development begins on the dynamometer and ends on the circuit: every friction formula is bench-tested to destruction before earning the right to carry the Barbaro name. All compounds are validated against GB5763-2018 national standards; Street Series compounds are asbestos-free.