Shimano Deore RD-M591 Rear Derailleur (Black) (9 Speed) (Long Cage) (SGS)

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Shimano Deore RD-M591 Rear Derailleur


  • Compatible with all Shimano 9-speed HG cassettes, 9-speed mountain shifters and 9-speed chains
  • Fluorine coated link pin bushings
  • On and Off-Road compatible with 28-34T low cassette sprocket

Speed: 9 Speed
Shifter Compatibility: Shimano Road & Mountain
Shift Mechanism: Cable Actuated
Max. Tooth: 34T
Min. Tooth: -
Chain Wrap Capacity: 45T
Cage Material: Steel
Chain Retention: -
Color: Black
Weight: 299g

This product was added to our catalog on February 20, 2019

Verified Owner
Tuesday, Jul 21 2020 (about 2 years ago)
Shimano Deore RD-M591 Rear Derailleur (Black) (9 Speed) (Long Cage) (SGS)
If a 9 speed mountain derailleur is what you need, you can't do much better than this today. Superb Shimano quality, made in Japan, and excellent performance.