SRAM DUB BB30 Bottom Bracket
Best premium upgrade for performance oriented mountain bikers.
This ceramic bottom bracket upgrade minimizes drivetrain friction for a smoother, more efficient pedal stroke. It is a precision-engineered solution for riders looking to maximize power transfer and component longevity.
$290.00
at
Airpark Bike Co
More DUB options
Who it's for
- Performance-focused cyclists seeking every possible marginal gain on the road
- All-weather riders demanding long-term reliability in wet or muddy environments
- Weight-conscious builders looking to shave grams from their drivetrain setup
Who should skip it
- Budget-oriented mechanics who prioritize value over high-end bearing materials
- Home mechanics who prefer universal standards and minimal specialized equipment
- Low-maintenance users who prefer a set-it-and-forget-it component approach
Performance breakdown
Rotational Efficiency
Ceramic bearings significantly minimize drag for a noticeably smoother pedal stroke.
Installation Precision
Press-fit systems require professional tools and careful alignment for optimal results.
Drivetrain Compatibility
Seamlessly bridges the gap between BB30 frames and modern DUB cranks.
Durability Under Load
Robust construction handles high-torque efforts without compromising structural integrity.
Weight Optimization
Extremely lightweight build keeps rotational mass low for faster acceleration.
Weather Resistance
Sealed design effectively keeps grit and moisture away from sensitive internals.
Key Specs
BB Shell Width
73mm
BB Bearing
Ceramic
Cup Diameter
42mm
Crank Spindle Diameter
28.99mm
Interface
DUB
BB Shell Type
BB30
Weight
0.1 lbs
Material
Ceramic
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