Bottom bracketVerified spec
Shimano Shimano (Lifestyle) BB-UN101
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Overview
- Brand
- Shimano
- Series
- Shimano (Lifestyle)
- Model
- BB-UN101
- Model number
- BB-UN101
- Type
- Bottom bracket
- Years
- 2020 to 2026
Compatibility
- Spindle
- square_taper
- Bb shell
- bsa_68, bsa_73
Specifications
- Threaded
- true
- Right cup
- resin/steel
- Axle lengths
- D-NL122, LL123
- Shell widths mm
- 68, 73
- Spindle material
- steel
- Left adapter material
- resin
Entry square taper cartridge bottom bracket. It first appears in the 2020-2021 handbook, the edition after BB-UN100 was last listed. D-NL122 is offered in the crank fixing bolt version. Years are the first and last Shimano specification handbook editions that list this model number (editions checked: 2008 to 2026-2027). Shimano publishes no US price in these documents; bearing material is not stated.
For sale now
None listed right now. Save a search in the app and get told when one appears. Parts are local pickup at launch.