| Management number | 214647596 | Release Date | 2026/04/12 | List Price | $37.00 | Model Number | 214647596 | ||
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What Our Gearhead Experts Are Saying: "I switched to the RT-CL900 rotors for my endurance road and gravel setups, and the difference was immediate. They run whisper-quiet—even when soaked—and stay cool on long, steep descents. The two-piece design manages heat beautifully, and installation is seamless thanks to the included lockring."When we’re dropping into high-speed descents or threading through technical switchbacks, we rely on the Shimano RT-CL900 Disc Brake Rotor to keep our braking predictable and noise-free. Designed for consistent stopping power, this rotor excels in both road and gravel applications, especially where heat management is key. With a robust two-piece design and innovative heat-dissipating paint, Shimano delivers on both quiet operation and thermal control. Even under sustained braking, the RT-CL900 remains cool and composed, ensuring every squeeze of the lever results in smooth, powerful deceleration. Add in the Center Lock mounting and a lockring that comes in the box, and it’s a clean upgrade for any performance build.
| UPC | 192790232768 |
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| Brand Name | SHIMANO |
| Unit Count | 1.0 Count |
| Finish Type | Natural |
| Item Weight | 0.45 Pounds |
| Manufacturer | Shimano |
| Model Number | Shimano |
| Material Type | Multi |
| Exterior Finish | Silver |
| Automotive Fit Type | Universal Fit |
| Included Components | Rotor |
| Manufacturer Part Number | IRTCL900SI |
| Compatible with Vehicle Type | Bicycle |
| Manufacturer Warranty Description | 2 years defects |
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