Shimano XTR RD-M9120 12-speed Rear Derailleur

Sale price£210.00


Shimano XTR RD-M9120 12-speed Rear Derailleur

The Shimano XTR RD-M9120 12-speed rear derailleur features an elegant yet aggressive angled design and an attractive anodised aluminium surface. The derailleurs feature bigger 13-tooth pulleys and include Shimano’s proven Shadow RD+ low profile technology.

High-quality 12-speed rear derailleur for precise and fast gear changes: XTR RD-M9120 from Shimano

The use of a single or a double system requires the installation of the specific single or double rear derailleur (1x: RD-M9100-GS/SGS, 2x: RDs-M9120-SGS), whereby one version with medium-length (10-45T) or long cage (10-51T) is available for single systems.

Features - XTR RD-M9120 12-speed Rear Derailleur

  • Shadow RD+ For optimal chain retention
  • RD-M9120-SGS (Enduro) 1x12, 2X12 (10-45 cassette)
  • Pulley size with 13T increased for reduced friction

Product features

  • Use: MTB
  • Group: XTR M9100
  • Model: RD-M9120
  • Pulley cage: long SGS
  • Mount: Direct Mount
  • Technology: Shadow RD+
  • Gear: 1x12-speed / 2x12-speed (10-45 cassette)
  • Compatible chain: CN-M9100 12-speed
  • Max. teeth large sprocket: 45T
  • Min. teeth large sprocket: 45T
  • Max. teeth small sprocket: 10T
  • Min. teeth small sprocket: 10T
  • Max. Front Difference: 10T
  • Total Capacity: 41T


  • Aluminum
  • GFRP
  • Stainless steel
  • Steel


  • 241g (manufacturer information)

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