Bottom bracketVerified spec
Shimano Dura-Ace R9100 BB-R9100
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Overview
- Brand
- Shimano
- Series
- Dura-Ace R9100
- Model
- BB-R9100
- Model number
- BB-R9100
- Type
- Bottom bracket
- Years
- 2016 to 2026
Compatibility
- Spindle
- shimano_24
- Bb shell
- bsa_68, italian_70
Specifications
- Threaded
- true
- Weight g
- 65
- Shell widths mm
- 68, 70
- Adapter material
- aluminum, anodized
- Small ball bearing
- true
Dura-Ace threaded HOLLOWTECH II outboard bearing bottom bracket for 24 mm crank spindles. 68 mm BSA (BC1.37) and 70 mm Italian (M36) shells. 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.