The Steps RT-EM810 E-Bike disc rotor from Shimano with Center-lock mount, ICE-TECH FREEZA technology and integrated magnet. SHIMANO RT-EM810 disc brake rotors for speed sensor systems deliver powerful and consistent brake performance in all riding conditions.
Ice-Tech FREEZA
SHIMANO’s ICE TECHNOLOGIES has realized the ultimate rotor, incorporating aluminum fins for enhanced heat control. With an increased surface area for heat dispersion, the rotor achieves a 50°C reduction in heat. This in turn generates a 20% increase in braking force durability and a 20% longer pad life.
- Including magnet for SHIMANO STEPS speed sensor SM-DUE11
- ICE TECHNOLOGIES Disc Rotor
- Significantly quieter braking
- Disc: Center-Lock
- Pad compatibility: Metal / Resin
- Rotor: Stainless steel / Aluminum / Stainless steel
- Lockring: Alloy
- Recommended Brake kit: M9120/M8120/M7120
About Shimano
Established in Japan in 1921, Shimano is the worlds largest bicycle component manufacturer. Whether it be drive systems, brakes, pedals or shoes, Shimano stands for reliable quality and performance. From Road & Gravel to Mountain, Touring & Urban use, Mechanical or Electric.









