Keep your Shimano Steps e-bike reading wheel speed accurately with this replacement speed sensor magnet for 6-bolt disc rotors. It fixes to the rotor and works with the system's speed sensor so your assist cuts in and out smoothly and your readouts stay correct.

Highlights

  • Genuine Shimano e-bike speed sensor magnet
  • Designed for 6-bolt disc brake rotors
  • Works with the Shimano EW-SS301 e-bike speed sensor
  • Accurate speed detection for correct assist behaviour and display readings

Why it matters

The speed magnet is what lets your e-bike system know how fast the wheel is turning. A correctly fitted, undamaged magnet keeps assist delivery and on-display speed accurate, which is essential for both ride feel and legal assist limits.

Compatibility & fit

  • For 6-bolt disc brake rotors
  • Compatible with the Shimano EW-SS301 speed sensor
  • Compatible rotors include SM-RT66, SM-RT56 and SM-RT26
  • Confirm your sensor and rotor before ordering

Covered by Shimano's manufacturer warranty against defects in materials and workmanship. For any warranty support, please return the item to Tune Cycles and our team will manage the process for you.

SKU SHM-ISMEWSS1A
Barcode # 4550170084554
Brand Shimano

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