GRX RX400 10-Speed Rear Derailleur
Shimano

GRX RX400 10-Speed Rear Derailleur

UPC: 192790448893
Color — Black
Cage Length
Speeds
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With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner.

  • Adjustable chain stabilizer prevents chain slapping and drops
  • Switch stabilizer ON/OFF to match the terrain
  • Gravel-tuned clutch tension
  • Maximum front T difference: 16T
  • Silent and uninterrupted rear shifting on rough terrain
  • Low cog: Max. 36T/Min. 30T
  • High cog: Max. 11T/Min. 11T
  • Total capacity: 41T
  • Smooth and reliable mixed-surface shifting
  • Compatible with current 10s road DUAL CONTROL LEVER
  • Compatible with wide-range front gearing
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