SRAM DUB Bottom Bracket
Best reliable component for a smooth and durable bike drivetrain.
This component simplifies drivetrain maintenance by unifying crankset compatibility through an oversized spindle design. It prioritizes longevity and smooth power transfer, using advanced sealing to keep the elements out of the bearings.
$50.00
at
Contender Bicycles
More DUB options
Who it's for
- Cyclists seeking straightforward component matching within the SRAM family.
- Riders who prioritize durable components for all-weather cycling.
- Performance-oriented riders desiring efficient power delivery and reliability.
Who should skip it
- Riders sensitive to drivetrain noise or those preferring threaded bottom brackets.
- Builders mixing components from various brands or upgrading non-SRAM drivetrains.
- Home mechanics without specialized tools or those preferring simpler installations.
Performance breakdown
Compatibility
The DUB standard streamlines crankset integration across nearly all modern frames.
Weather Sealing
Gutter Seal technology effectively keeps grit and moisture out of bearings.
Bearing Smoothness
Sealed cartridges deliver consistent, low-friction rotation under heavy pedaling loads.
Installation Ease
Straightforward press-fit design makes setup quick for home mechanics.
Durability
Robust construction withstands the rigors of demanding, all-weather trail riding.
Power Transfer
Oversized spindle architecture minimizes flex for efficient, direct energy delivery.
Key Specs
Bottom Bracket Standard
BB89/92
Spindle Type
DUB
Shell Width
89-92mm
Bearing Type
Sealed cartridge
Sealing Type
Gutter Seal Technology
Water Resistant
Yes
Know before you buy
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