SRAM DUB T47 Bottom Bracket
Best reliable upgrade for cyclists with modern threaded frames
This component bridges the gap between cranksets and frames with a unified, oversized spindle design. It prioritizes durability and weather resistance, offering a reliable interface that works across multiple bottom bracket standards.
$60.00
at
Contender Bicycles
More DUB options
Who it's for
- All-weather riders seeking a low-maintenance and durable drivetrain setup.
- Cyclists tired of persistent creaking sounds during high-torque climbs.
- Performance-oriented racers looking for maximum power delivery and frame responsiveness.
Who should skip it
- DIY mechanics who prefer using standard tools already in their kit.
- Riders who enjoy experimenting with various crankset and spindle manufacturers.
- Weight-conscious hill climbers prioritizing the lightest possible build components.
Performance breakdown
Compatibility Versatility
The DUB standard bridges the gap across nearly all modern frame interfaces.
Bearing Longevity
Robust seals effectively block grit and moisture for extended service intervals.
Installation Simplicity
Inboard design makes threading and torquing a straightforward, frustration-free process.
Power Transfer Efficiency
Oversized spindle architecture minimizes flex for direct, responsive pedal input.
Weight Optimization
Aluminum construction balances structural integrity with a competitive, lightweight profile.
Upgrade Potential
Ceramic bearing options provide a tangible boost for performance-focused riders.
Key Specs
BB-frame interface
T47 (85.5)
T47 (Road and Road Wide) 68mm
T47 (Road and Road Wide) 77mm
T47 (Road Wide
85.5mm)
T47 (Road
85.5mm)
Crank-BB interface
DUB
Bearing type
Ceramic, Standard
Spindle diameter
DUB
Cup material
Aluminum
Know before you buy
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