Shimano Dura-Ace Bottom Bracket
Best premium component for serious cyclists seeking top tier performance.
This component delivers exceptional drivetrain efficiency through precision-engineered sealed bearings and a lightweight composite build. It provides a stable, responsive foundation for high-performance cycling while effectively shielding internal parts from moisture and debris. It is the ideal choice for riders seeking reliable, smooth power transfer in a durable, weight-conscious package.
$34.99
at
Adventure's Edge
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Shimano SM-BB9000 Dura-Ace Bottom Bracket
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Shimano Dura-Ace BB91-41B
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Shimano Dura-Ace BB-R9100 Bottom Bracket
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Who it's for
- Serious cyclists seeking reliable, long-term component performance.
- Performance-oriented riders prioritizing maximum efficiency and a fluid ride feel.
- Competitive racers and weight-conscious riders aiming for peak bike performance.
Who should skip it
- Budget-conscious cyclists or those not requiring professional-grade components.
- Riders sensitive to bike noises or those without access to professional installation.
- Cyclists with non-BB86 frames or those considering future frame upgrades.
Performance breakdown
Rotational Efficiency
Sealed bearings minimize friction for a noticeably smoother pedal stroke.
Weight Optimization
Ultra-light construction sheds grams without sacrificing structural integrity.
Weather Resistance
Included sleeve effectively shields internal components from road grit and moisture.
Installation Ease
Standardized fit makes for straightforward, hassle-free installation in compatible frames.
Durability
Robust composite materials withstand high-torque demands of competitive road cycling.
System Compatibility
Engineered specifically for Dura-Ace cranks to ensure perfect, play-free alignment.
Key Specs
Weight
54 grams
Material
Composite
Sealing Type
Sealed
Intended Use
Road Cycling
Bottom Bracket Standard
BB86
Compatible Crank Models
Shimano Dura-Ace
Know before you buy
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Ask Metto anything about the Shimano Dura-Ace Bottom Bracket before you decide.
