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SHIMANO XTR - Bottom Bracket - Press-Fit - HOLLOWTECH II - 89.5/92 mm shell width

With smoot rotation and better sealing performance, the SHIMANO XTR bottom bracket is durable for mountain bike usage. It is available in threaded and press-fit options.

  • Lightweight to offset weight disadvantage of drivetrain
    • -19.3g (SM-BB93 vs. SM-BB90A)
    • -18.5g (SM-BB94-41A vs. SM-BB91-41A)
  • Smoother rotation
  • Better sealing performance
  • Durable enough for mountain bike usage
  • Fits various frame designs
  • SM-BB93 for threaded bottom bracket
  • SM-BB94-41A for press-fit bottom bracket
  • Weight: 73g (SM-BB93) 58g (SM-BB94-41A)
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