REAR DERAILLEUR SHIMANO RD-M9050-GS XTR DI2 11S.

Unrivaled Shift and Performance Stability: Shimano’s XTR M9050 Di2 rear derailleur delivers unrivaled chain control and shift performance that doesn’t degrade over time. With Shimano Shadow RD+ clutch technology, the RD-M9050 is the ultimate mountain bike rear derailleur. Its profile is narrower than ever, helping you squeeze through tight sections without worry of damage. A refined geometry augments Shimano’s already legendary performance stability while system communication with the front derailleur makes Shimano Synchronized Shift a possibility. Instantaneous shift response to rider input. Seamless gear changes. Shimano Synchronized Shift compatible. System communication with front derailleur. Advantage in all conditions. E-tube electric wire transmission guarantees stable performance. Low profile rear derailleur ever produced by Shimano. 1x, 2x and 3x compatible with GS and SGS cage options.