XT M8100-SGS Rear Derailleur (12-Speed)

XT M8100-SGS Rear Derailleur (12-Speed)

IRDM8100SGS

Regular price$118.99
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California Region

  • San Rafael 2-4 days 10-14 days
  • Sausalito Available
  • Berkeley 2-4 days 10-14 days
  • Palo Alto 2-4 days 10-14 days
  • San Francisco Available
  • Sacramento Available
  • Los Gatos Available
  • Petaluma 2-4 days 10-14 days
  • Walnut Creek 2-4 days 10-14 days
  • San Jose Available
  • Pleasanton 2-4 days 10-14 days
  • Folsom Available
  • Roseville Available
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Colorado Region

  • Denver East Available
  • Denver Downtown Available
  • Highlands Ranch Available
  • Parker Available
  • Distribution Center 2-4 days 10-14 days

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

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The all-new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.

FEATURES:

  • Offers fast and shockless shifting thanks to HYPERGLIDE+ technology
  • The low-profile design includes a bumper added to the derailleur pulley cage
  • Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain
  • Includes large 13t pulley
  • Drivetrain is silent in all gear positions with decreased rear derailleur and chain tension in low gear
  • Long cage is designed to be used with 1x12 drivetrain systems

SPECS:

  • Largest Cog: 51
  • Rear Derailleur Mount Type: 10x1 Standard
  • Chain Wrap Capacity (teeth): 41
  • Cage Length: Long
  • Rear Der/Shifter Compatibility: Shimano Mountain
  • Drivetrain Speeds: 12
  • Weight: 284