Genuine replacement parts

Premium ceramic replacement bottom brackets for the Trek family of carbon bikes.

Revive your ride and increase your efficiency with a fresh set of CeramicSpeed bearings for your BB90/95 equipped carbon bike.

– CeramicSpeed bearings reduce friction and improve performance & durability
– 400% smoother, 128% harder, and 58% lighter than a standard steel bearing
– Made from Grade 3 Silicon Nitratethe highest possible grade
– Coated options use a 75% harder bearing race, further reducing friction and wear
– Handmade in Denmark and used by numerous pro teams including Trek Factory Racing
– Only compatible with 24mm cranks
– Not compatible with BB30 cranks