Shimano Deore RD-M591 SGS 9-Speed Rear Derailleur 6014-185
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Shimano Deore RD-M591 SGS 9-Speed Rear Derailleur

6014-185
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Description

Show Description

Precise shifting on- and off-road. The wide pivot link design boosts strength and rigidity, with quick shifting and crispness over time.

  • Bracket body, outer link and plate body are aluminum
  • Inner link, outer plate, and plate pivot bolt are steel.
  • Double Servo-Panta mechanism keeps the guide pulley close to each sprocket, for smooth and precise shifting.
  • Removable rubber bumper.
  • Maximum front difference is 22T.
  • 11T pulley.

Tech specs

Show Tech specs
Weight 299g
Ideal for Mountain biking
Type Rear
Mounting

Braze-on mounting uses fittings permanently mounted to the frame. Collar mounted derailleurs secure around the seat tube with a clamp. Direct mount are fastened to the chainstay.

Direct
Cage length Long
Compatibility 9-speed
Maximum capacity

The maximum number of teeth difference between the smallest and largest chainrings (front derailleur) or cogs (rear derailleur).

45T
Maximum sprocket 34T
Minimum sprocket 11T
Clutch

One-way friction clutch that increases chain tension, reduces chain and cage movement, and reduces dropped chains. Releases for wheel removal.

No
Made in Japan