• Shimano Deore M590 9 Speed Triple Chainset

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        • $75.99 - $76.99 75.99 76.99
        • RRP $115.49 - $130.99
        • Save Up To 42%
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Shimano Deore M590 9 Speed Triple Chainset

Shimano's Deore M590 9-Speed Triple Chainset is a coset-effective lightweight and durable performer. Made from aluminium and steel, this triple chainset performs well when shifting under load due to the inclusion of Shimano's SG-X chainring and their bespoke spike pins. This two-piece 9-speed chainset is a superb replacement or upgrade to your current rig.

Stiff and Light Chainset

This Deore FC-M590 chainset features a firm two-piece construction with an outboard bearing system. The integrated Hollowtech II axle offers excellent stiffness-to-weight ratio, which you'll benefit from on the climbs. Whether you're tackling an Endruo or Downhill event, or simply hitting the trails for fun, this 9-speed triple chainset is ready to perform.


  • External Hollowtech II Bottom Bracket (Included)
  • Great value Deore 2-piece design chainset for 9-speed transmissions
  • The 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durable
  • Lightweight and rigid steel bottom bracket axle
  • SG-X chainring with patented spike pins give smooth and fast gear shifts under load
  • Lightweight aluminium outer with steel middle and inner chainrings
  • We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit
  • Mega9 compatible


  • Crank Construction: 2-piece solid crank
  • Cassette Compatibility: 9-speed
  • Chain Compatibility: Super Narrow HG for 9-speed
  • 4-Arm Chainrings: Yes
  • Chainring Sizes: 44-32-22T/48-36-26T
  • Bolt Circle Diameter: 104/64mm
  • Outer Chainring: Aluminum
  • Middle Chainring: Steel
  • Inner Chainring: Steel
  • Chaincase Compatible: No
  • Bottom Bracket: SM-BB51
  • Chain Line: 50mm
  • BB Shell Width: 68/73mm

A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).

Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUnited States of America
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by Bank Transfer, PayPal or Card


  • Colour: Black, Silver
  • BoltCircle: 104mm
  • Teeth: 44.32.24t, 44.32.22t, 48.36.26t
  • Speed: 9 Speed
  • Length: 170mm, 175mm
  • Material: Alloy

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