Bottom Bracket Shimano Dura-Ace BB-R9100 BSA 68 mm
Shimano Dura-Ace BB-R9100 lightweight HOLLOWTECH II bottom bracket for 68 mm BSA threaded frames. Compatible with FC-R9100 cranks, aluminium cups, 65 g.
- Shimano HOLLOWTECH II
- BSA threaded, 68 mm
- For Dura-Ace FC-R9100 cranks
- Lightweight – only 65 g
Overview
Bottom Bracket Shimano Dura-Ace BB-R9100 BSA 68 mm
Shimano Dura-Ace BB-R9100 is a lightweight, high-performance bottom bracket designed for premium road bikes and developed specifically for the Shimano Dura-Ace R9100 crankset series. It combines smooth bearing performance, low weight and reliable construction, ensuring efficient power transfer during both training and racing.
Featuring Shimano HOLLOWTECH II technology, the BB-R9100 is designed for bicycle frames with a 68 mm BSA threaded bottom bracket shell. The threaded construction provides secure installation and reliable crankset support, contributing to smooth rotation and consistent drivetrain performance.
The aluminium bottom bracket cups provide an excellent balance of durability, rigidity and low weight. Weighing just 65 grams, the BB-R9100 is an ideal choice for performance-oriented cyclists looking for a lightweight and dependable road bike component.
Primarily designed for the Shimano Dura-Ace FC-R9100 crankset, this bottom bracket is suitable for both new bike builds and replacing an existing compatible bottom bracket.
Technical specifications:
- Manufacturer: Shimano
- Series: Dura-Ace R9100
- Model: BB-R9100
- Type: Threaded bottom bracket
- Application: Road cycling
- Crankset system: HOLLOWTECH II
- Bottom bracket standard: BSA
- Thread: BC 1.37"
- Bottom bracket shell width: 68 mm
- Compatible crankset: Shimano Dura-Ace FC-R9100
- Material: Aluminium
- Weight: 65 g
