Carbon-Ceramic Brakes: Service, Wear, and When to Replace
Carbon-ceramic brakes are brilliant and expensive, and a lot of misinformation surrounds when they need replacing. Here is how CCM rotors actually wear, how replacement is measured, and how to make a set last.
How CCM wear is measured
Carbon-ceramic rotors are measured by weight loss against the manufacturer's minimum, not just by visual thickness. A proper service weighs and measures them so you replace on data, not on a hunch.
The pad matters as much as the rotor
Using the wrong pad is the fastest way to ruin a CCM rotor. The correct CCM-rated pad protects the rotor and preserves both performance and value.
Making a set last
- Run only CCM-rated pads
- Flush brake fluid on schedule, typically every two years
- Bed pads in correctly after replacement
- Measure rotor weight at each major service
Related: All guides · Brake service
Frequently asked
How do I know if my carbon-ceramic rotors need replacing?
CCM rotors are measured by weight against the manufacturer limit. We weigh and measure them and tell you exactly how much life remains.
Why are carbon-ceramic brakes so expensive to replace?
The rotors themselves are costly to manufacture. The upside is that, with the right pads and care, a set can last far longer than steel rotors.