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The BB90 (road) and BB95 (mountain) are Trek's own internal bottom bracket. The bearings press directly into the frame and can be configured to run Shimano (24 mm HT2), SRAM Truvativ (24/22 mm GXP) or FSA (24.1 mm MegaExo) cranksets. Browse bearing kits below or select your cranks at left to view suitable bearing kits.
No Longer Available
Application: Trek BB90 & BB95 Internal Bottom Brackets with Truvativ/SRAM GXP Cranks
Centre sleeve only
Complete BB90 (road) & BB95 (mountain) internal bottom bracket kit to fit Truvativ GXP/SRAM cranks available here
Out of stock
Available on backorder