Shimano Deore SM-BB52 Bottom Bracket

SKU: 689228869059
With better sealing and rotation the Shimano Deore bottom bracket delivers high driving efficiency.

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Delivery time: 1-9 Business Days

The SM-BB52 is a popular Shimano bottom bracket which is used in countless cranks, e.g. with Alivio, Deore and ZEE. Its 24 mm bearings (Hollowtech II) provide an optimum stiffness-to-weight ratio and rotational efficiency. The SM-BB52 BSA bottom bracket is available in a version for 68 and 73 mm shell widths and in a version for 83mm shell widths.


  • Application: Cross Country, City & Touring, Freeride, Downhill
  • Type: BSA
  • Shell Width: 68 mm, 73 mm, 83 mm
  • Axle Diameter: 24 mm (Hollowtech II)
  • Bearings: Steel
  • Bottom Bracket Cup Material: Aluminium
  • Bottom Bracket Centre Tube Material: Resin


  • Painted bearing cups
  • High drivetrain efficiency
  • Improved sealing and smoother movement
  • Recommended for ZEE FC-M640, FC-M645 / Deore FC-M591, FC-T611, FC-M610, FC-M612, FC-M615, FC-M617, FC-M6000, FC-T6010 / Alivio FC-M4050, FC-M4060, FC-T4060 / FC-M552-L, FC-M552-S, FC-M622, FC-M625, FC-M627, FC-MT500, FC-MT200, FC-T551