BLACKBEARING BB-T47A-D-C Ceramic Bottom Bracket (T47A - 77 mm - SRAM DUB)
EAN: 3760365231149
Part Number: BB-T47A-D-C
Brand: BLACKBEARING
Type: Premium ceramic bearing bottom bracket set
The BLACKBEARING BB-T47A-D-C is a high-performance ceramic bottom bracket engineered specifically for frames with asymmetric T47A (77 mm) bottom bracket shells and SRAM DUB (28.99 mm) spindle cranksets. Premium ceramic bearings minimize friction, deliver outstanding rolling efficiency, and provide significantly increased service life compared to standard steel bearings.
It is the perfect upgrade for competitive racers and demanding cyclists seeking maximum watt savings and exceptionally smooth power transfer.
Key Features
- Premium BLACKBEARING ceramic bearings for minimal friction
- Engineered for the asymmetric T47A (77 mm) threaded frame standard
- Fully compatible with SRAM DUB (28.99 mm spindle) cranksets
- Superior dust and water sealing for extended longevity
- Precision-machined aluminum cups for an exact fit and maximum stiffness
- Smooth, efficient power transfer for road, gravel, and mountain bikes
Technical Specifications
| Brand |
BLACKBEARING |
| Model / Part Number |
BB-T47A-D-C |
| Frame Standard |
T47A (Asymmetric T47 - e.g., Cervélo, Factor frames) |
| Shell Width |
77 mm |
| Crankset Compatibility |
SRAM DUB (28.99 mm spindle) |
| Bearing Type |
Ceramic |
| EAN |
3760365231149 |
Compatibility
- Frames equipped with T47A 77 mm asymmetric threaded bottom bracket shells
- SRAM DUB spindle road, gravel, and MTB cranksets
Applications
- Road, gravel, cyclocross, and triathlon bicycles
- High-performance racing bikes and drivetrain upgrades
- Workshop servicing and component replacements
