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SKU: BB1300

Shimano Dura-Ace BB9000 & R9100 Hollowtech II BSA Bottom Bracket, 24mm Spindle, English (BSA) Thread, Ultra-Light 68mm Shell, High-Performance Bike Component for Road Cycling & Racing

Regular price $56.90
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Description
Specifications

Enhance your cycling performance with the Shimano Dura-Ace BB9000 R9100 Shimano HT II 24mm BSA (English) Bottom Bracket - the pinnacle of high-precision engineering and seamless ride stability. Designed for competitive racers and serious enthusiasts, this bottom bracket combines innovative materials with advanced components to deliver unmatched durability, smooth pedaling efficiency, and top-tier compatibility.

Materials & Construction

Crafted from lightweight, corrosion-resistant alloys, the Shimano Dura-Ace BB9000 BB92 features a robust Hollowtech II spindle that maximizes strength while minimizing weight-only 65 grams. Its precision-machined construction ensures optimal fit and longevity, even under rigorous riding conditions, making it ideal for both road and triathlon bicycles.

Performance & Engineering

Engineered with Shimano's renowned Hollowtech II technology, this bottom bracket provides exceptional stiffness and power transfer by integrating a durable spindle with oversized bearings. The result is improved responsiveness, decreased pedal bob, and enhanced energy efficiency, especially at high cadence and sprint efforts.

Components & Technology

Equipped with high-quality sealed bearings, the BB9000 achieves superior dirt and moisture exclusion, reducing maintenance and ensuring consistent performance. Its 24mm spindle diameter is optimized for Shimano's top-tier cranksets, providing seamless compatibility across Shimano's Dura-Ace R9100 and other Hollowtech II cranksets. The BSA (English) interface with a 68mm shell width and 1.37-inch shell I.D. guarantees a secure, precise fit for English threaded frames.

Style & Use Case

With its sleek black finish, the Shimano Dura-Ace BB9000 complements any high-performance road bike, marrying style with function. Designed for serious cyclists, this bottom bracket is perfect for optimizing power transfer, enhancing pedaling smoothness, and maintaining peak efficiency during competitive racing or long-distance rides.

Innovative Features

This bottom bracket's cutting-edge Hollowtech II design not only ensures improved stiffness and durability but also simplifies installation and maintenance. Its sealed bearing technology provides reliable performance in diverse riding conditions, reducing downtime and extending component lifespan.

Optimize your bike's like-new responsiveness-choose the Shimano Dura-Ace BB9000 R9100 Shimano HT II 24mm BSA Bottom Bracket for superior performance, durability, and precision.

  • High-performance Shimano Dura-Ace BB9000 R9100 Hollowtech II Bottom Bracket offers seamless integration with 24mm spindle cranksets, ensuring precise power transfer and optimal pedaling efficiency.
  • Constructed from durable, lightweight materials, this BB features high-quality stainless steel bearings and a corrosion-resistant black finish for longevity and reliable performance in all riding conditions.
  • Engineered with Shimano's advanced Hollowtech II technology, providing increased stiffness, strength, and a sleek, streamlined design that enhances overall bike handling and responsiveness.
  • Designed for road cycling enthusiasts, this Bottom Bracket's 68mm shell width and English (BSA) interface make it compatible with a wide range of high-performance road frames, ensuring a secure, no-slip fit.
  • Innovative sealing and bearing technology reduce friction and extend service intervals, making the BB9000 R9100 ideal for competitive racing, fast training rides, and everyday cycling where reliability and efficiency are essential.
Bottom Bracket Shell I.D.1.37
BB/Frame InterfaceEnglish
BB Shell Width (mm)68
Weight65
Spindle Interface TypeShimano Hollowtech II
Defined ColorBlack
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Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

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Ben Berman Founder & CEO of 365 Cycles


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