The DURA-ACE groupset is the result of Shimano's ongoing passion for technology. This is reflected in every single component in the groupset. All components are joined together to work as one, reinforcing each other for unparalleled performance. This is how DURA-ACE achieves ultimate supremacy.
The Dura Ace bottom bracket cups for Shimano Dura-Ace FC-R9100 Hollowtech II cranksets.
Material: CroMo steel, aluminum
| Product Name: | Shimano Dura Ace BB-R9100 Bottom Bracket Cups |
| Manufacturer: | Shimano Parts |
| Item Code: | SHI282418 |
| activity: | Cycling |
| usage bikesport: | Road Bike |
| bottom bracket type: | BSA, ITA |
| bottom bracket axle profile: | 24mm Hollow Shaft |
| bottom bracket case width: | 68mm, 70mm |
| bottom bracket construction: | Bottom Bracket Cups |
| Model year: | 2025 |
| Collection: | Full year |
| weight: | 65g |
| manufacturer item code: | BSA: IBBR9100B | ITA: IBBR9100I |
| Product Series: | Shimano - Dura Ace |
| GTINs: | 4524667858614, 4524667858607 |
| Manufacturer page: | http://www.shimano-europe.com/ |