Description
Key Features of the SRAM PressFit GXP Bottom Bracket
The SRAM PressFit GXP Bottom Bracket reduces weight by eliminating threaded cups. Press-in bearing cups simplify installation and alignment. The design maintains identical spindle diameter and length compatibility. Plastic cups reduce mass while supporting reliable bearing performance. GXP compatibility ensures seamless integration with SRAM cranksets.
Performance and Riding Benefits
This bottom bracket improves power transfer through efficient bearing support. Therefore, riders experience smooth pedaling under load. Reduced system weight enhances climbing and acceleration performance. As a result, drivetrain efficiency improves across varied riding conditions. Consistent bearing alignment minimizes friction during long rides.
Design, Standards, and Compatibility
The bottom bracket supports a 24mm GXP spindle diameter. It fits multiple PressFit shell standards, including PF86.5, PF89.5, and PF92. Compatibility extends across road, road wide, MTB, DH, and fat bike cranksets. Therefore, it offers excellent versatility for modern frames.
Installation and Maintenance Advantages
PressFit installation simplifies servicing without threaded interfaces. This method reduces creaking risks when installed correctly. Consequently, mechanics achieve faster and cleaner installations. The sealed bearing system protects against dirt and moisture. Routine maintenance remains minimal for long-term reliability.
| Bearing Type | Standard |
|---|---|
| Bottom Bracket Technology | GXP |
| Spindle Diameter | 24mm |
| Cup Material | Plastic |
| Chainline Options | 45.0mm, 47.5mm, 49.0mm, 52.0mm, 55.0mm, 56.5mm, 66.5mm, 76.5mm |
| Crankset Compatibility | DH, FAT, MTB, Road, Road Wide |
| Bottom Bracket Shell Types | PF104.5, PF121, PF86.5, PF89.5, PF92 |
| Weight | 89g |
| Weight Reference | BB GXP Team PressFit BB92 |
