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Shimano Authorized Retailer FIST Certified

Shimano UN54 73 x 113 Bottom Bracket

This product is no longer available for sale. The last date it was available was .

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AEBike Part Number: CR5378
Manufacturer:  Shimano
Manufacturer Part Number: EBBUN54C13
UPC: 689228120266

Shimano UN54 Square taper bottom brackets.
  • Hollow spindle
Item Specifications
BB Thread TypeEnglish
Spindle Interface TypeSquare Taper JIS
Spindle Length113mm
BB Shell Width73mm
Defined ColorSilver


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