Shimano Deore M591 SGS 9Spd Rear Derailer

R  850.00
RRP R  950.00
SAVE 11%

The Shimano Deore M591 SGS Rear Derailleur features the low-profile Shadow design and features direct cable routing and a strong guide spring to maintain chain tension and eliminate chainstay contact. Top-Normal shifting system is optimized for use with Shimano RapidFire shift levers and provides precise and rapid performance with a light shift effort.


  • Features Shimano's Double Servo-Panta mechanism for smooth consistent shifts
  • Light weight design
  • Optimized for use with Shimano 9-speed cassettes but will also work with Shimano 8-speed
  • Durable and reliable performance thanks to Shimano's proven technologies
  • Can be used on road bikes or mountain bikes
  • A great upgrade for improving the shifting performance of entry-level bikes
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