Shimano 105 RD-R7100 Rear Derailleur (Black) (12 Speed) (Shadow) (Mechanical)

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Shimano 105 RD-R7100 Rear Derailleur Description:

The feature-loaded 105 RD-R7100 rear derailleur is Shimano's first 12-speed road mechanical system, making it a great option for any cyclist wanting a wider range gear capacity and smooth shifting in a value-focused groupset. Shadow RD stabilizes the chain for quiet and precise shifting on less-than-ideal roads while remaining low profile. Enjoy the benefits of 12-speed without breaking the bank.


  • Shimano's first 12-speed road mechanical rear derailleur
  • Wide range capacity with a maximum low gear of 36T
  • Stable shifting performance
  • Shimano Shadow RD makes for a super low profile for quieter riding over rough roads
  • Direct mount compatible


  • Speed: 12 Speed
  • Shifter Compatibility: Shimano Road (12 Speed)
  • Shift Mechanism: Cable Actuated
  • Max. Tooth: 36T
  • Min. Tooth: 11T
  • Chain Wrap Capacity: 41T
  • Cage Material: Aluminum
  • Chain Retention: Shadow
  • Color: Black
  • Weight: 249g

This product was added to our catalog on September 28, 2023