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Shimano Ultegra RT-CL800 Disc Rotor
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Ultegra RT-CL800 Disc Rotor

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Quieter Control For Any Terrain

With a focus on decreasing disc brake rotor heat deformation, the result of The Shimano Ultegra RT-CL800 Disc Rotor is quieter than ever brake performance without sacrificing weight or heat dissipation.


  • Superb, consistent braking performance on any long, steep descents thanks to excellent heat dissipation
  • New arm shape is more robust, leading to quieter operation
  • Rotor size: 140 mm, 160 mm
  • Centerlock
  • Internal lockring

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.


Brake Type: Disc 


Hub Compatibility: Center-Lock 


Brake Parts: Rotor 

140mm - Centerlock

Mfg PartNum: IRTCL800SSI 

Brake Pad Type: Disc 

160mm - Centerlock

Mfg PartNum: IRTCL800SI 

Brake Pad Type: Disc