Experience enhanced control on all terrains with the Shimano CL900 rotor. Designed to minimize disc brake rotor heat deformation, this rotor delivers remarkably quiet braking performance without compromising weight or heat dissipation. Whether you're tackling long, steep descents or demanding trails, its exceptional heat dissipation ensures consistent, reliable braking. The improved arm shape enhances durability, resulting in smoother and quieter operation. Plus, the heat dissipation paint further boosts overall performance. Available in various sizes, this rotor is your key to quieter, more effective braking.