Trek BB90 GXP Bearings Bearing Type:Ceramitech Engineered for a precise fit

Engineered for a precise fit

and most others

*This product may require spacers to properly space the crank

Both of these compounds secure the bearings in place during use while allowing for simple removal and servicing by standard means when necessary and DO NOT have any effect on your frame’s warranty whatsoever

Trek BB90 GXP Bearings Bearing Type:Ceramitech Engineered for a precise fitInfo Installation Instructions Video Specifications JUST THE FACTS: BB90 is the mountain bike version of Trek's proprietary Direct in frame bottom bracket system. No cups or extra hardware required. With Trek BB90, the bearings press directly into the frame. Our Trek BB90 GXP bearings work with all GXP road bike crank systems from Sram and other manufacturers no matter how many chain rings you run. How do I know if my bike needs a Repair Kit or a