With an advanced sealing structure for smoother rotation and small ball bearings to minimize weight, SHIMANO's DURA-ACE bottom bracket is available in Press Fit and threaded options.
Sales Model Code | BB-. R9100 |
Shimano part code | Bottom bracket |
Bike discipline | Race |
Use | On the bike |
Length. of crank arm (mm) | 170 mm |
Screw symmetry shaft diameter | 110 mm |
Connecting rod technology | Hollowtech II/2- parts |
Shaft length/case width (mm) | 68mm |
Thread type | BSA |
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The components of the bicycles, as described on this page, are those specified by the manufacturer at the time of launch of a new product.
Please note that these components may be subject to change without notice by the manufacturer for other components of similar characteristics.
If you need to confirm the specifications of any component, we recommend you visit the manufacturer's official website or contact our customer service team.