Shimano Ultegra SM-BBR60 BSA Bottom Bracket
5/ 5
Leo 6 August, 2025

My ramshackle 10-year-old bike transformed into new condition at once to

A bottom bracket bearing that can be quickly mounted in a simple way. Ready to use and with no need to reorder anything. Together with new wheels in the deore derailleur, chain and cassette, the bike pedals as smoothly as new without any play!

Pros
  • Bearing is pre-greased
  • Easy to assemble
  • No need to reorder
Cons
  • Locking requires a special tool
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Shimano Ultegra SM-BBR60 BSA Bottom Bracket
5/ 5
Tom 19 February, 2021

Thin & light

Compared to a 5600 bottom bracket a lot lighter 89 grams vs. 100 grams and also a lot "thinner" this requires an adapter for mounting but that is also nicely included, it is plastic but looks like it can last quite a long time. The only drawback is the color it is only available in black and not in silver/gray.

Pros
  • Adapter included
  • Price
  • Weight
Cons
  • Color?
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