The Shimano STEPS RT-EM910 is a premium disc rotor engineered specifically for e-bikes.
Featuring a Centre-lock mount for secure, tool-free installation, this rotor delivers reliable stopping power even under the demands of electric-assisted riding. Built with ICE-TECH FREEZA technology, the RT-EM910 manages heat dissipation effectively, maintaining consistent braking performance during extended descents and heavy use. The integrated magnet enables compatibility with e-bike speed sensors, ensuring seamless integration with your STEPS drivetrain system. Designed for durability and precision, this rotor is the ideal choice for e-bike riders seeking professional-grade braking performance.
Features
- Lockring type with internal (Internal Serration) or external (External Serration) toothing
- ICE-TECH disc rotor for a longer life time of the brake pads
- Including magnet for SHIMANO STEPS speed sensor SM-DUE11
- Compact, clean, and low profile design
- Easy installation to the rear wheel
- High heat dissipation by radiator fin
- Narrow type disc brake rotor
- Recommended Brake kit: M9120/M8120/M7120
Specification
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Use: E-Bike
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Group: SHIMANO STEPS
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Model: RT-EM910
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Disc: Centre-Lock
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Pad compatibility: Metal / Resin (with BR-S700 and BR-S7000 Resin only!)
Size
- 160mm intern
- 180mm extern
- 203mm extern
Compatibility
- BR-M9100*
- BR-M9120
- BR-M9110-R**
- R-M9000
- BR-M9020
- BR-M8100
- BR-M8120
- BR-M8110-R*
- BR-M8000
- BR-M8020
- BR-M7100
- BR-M7120
- BR-M7110-R*
- BR-M7000
- BR-M6100
- BR-M6120
- BR-M6000
- BR-MT520
- BR-MT420
- BR-M820
- BR-M640
- BR-S7000
- BR-S700
- BR-R9270**
- BR-R9170*
- BR-R8170*
- BR-R8070*
- BR-R7070*
- BR-4770*
- BR-RS805*
- BR-R785*
- BR-RS785*
- BR-RS505*
- BR-RS405*
- BR-RX810*
- BR-RX400*
* not compatible with 203mm** only compatible with 160mm
Material
- Stainless steel / Aluminium / Stainless steel
Weight
- 116g (160mm)
- 144g (180mm)
- 154g (203mm)
Contents
- 1 x Shimano STEPS RT-EM910 Centre Lock Disc Rotor
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
Weights are based off pre-production products at time of publication. Weights may vary in final production.
