Shimano Bottom Brackets

Genuine Shimano bottom brackets for Hollowtech II cranks with a 24 mm spindle. Choose threaded Dura-Ace BB-R9100 or BB-R60 cups for BSA and ITA frames, or the Shimano press-fit bottom bracket for 41 mm BB86 shells. They are the reliable, OE-quality choice for Dura-Ace, Ultegra and 105 cranksets.

Want lower friction? Compare with the ceramic options from Tripeak and CeramicSpeed, or browse all bottom brackets.

In-stock bottom brackets dispatch within 3 working days with next-day UK delivery, and UK delivery is free over £200.