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Shimano XT MT800 Bottom Bracket



The all new Shimano XT M800 cranks turn on the new XT MT800 bottom bracket that reduces weight and bearing drag while improving mud durability. Complete bottom bracket assembly for XT M800 11-speed crankset; includes left and right hand cups, spacers, inner cover, and inner O-rings. Requires Park BBT-49.2 installation & removal tool, as seen below.

  •  Threaded BSA MT800 
  •  New smaller ball bearings provide better rotation 
  •  Sealed cups keep out dirt and water 
  •  Maintenance free 
  •  Compatible with 68 mm and 73mm shells
  •  Weight: 82 grams 

Model Number
Item Code
Shimano XT MT800 Bottom Bracket