Shimano XTR BB93 HollowTech II Bottom Bracket

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  • £42.99 GBP
  • Regular price £54.99 GBP
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Shimano XTR is the top-end model in Shimano's MTB range and this BB93 bottom bracket is constructed to make sure you get the best from your drivetrain. It's easy to install and requires no maintenance, and its precision-machined bearings are spaced further apart than before for increased durability and stability. This particular version is suitable for use in all 68/73mm bottom bracket shells and with its fully sealed design you don't need to worry about water or dirt getting in and affecting performance.


  • BB Thread Type: English
  • Included: Left and right-hand cups, spacers, inner cover, and inner O-rings
  • Compatible with 68mm and 73mm shell
  • Compatible with all HollowTech II chainsets
  • Compatible with all chainsets with 24mm spindles
  • Genuine Shimano HollowTech II bottom bracket assembly
  • Lightweight seal structure helps to remove vital grams
  • Sealed cups keep out dirt and water
  • Maintenance free
  • Durable black anodised finish
  • Easy installation
  • BB spindle is integrated with chainsets right crank arm
  • Manufacturer's Reference Code: BB93B
  • Weight: 73g

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.


  • Colour: Black
  • Size: 68/73mm - English Thread - 24mm Spindle