The Enduro BB90/95 kit is a great upgrade over the standard Trek bottom brackets

While Garbaruk states that they will work with SRAM derailleurs we recommend that you pair the cassette up with a Shimano derailleur to ensure optimum shifting performance

Chamfered tips

Fits 1" and 1 1/8" threadless headsets

Raise your entire post to a comfortable ride/climbing height and pedal around in your riding shoes/kit to make sure it is correct

SRAM X-SYNC 2 12 Speed Direct Mount Chainring - SRAM Direct Mount - 3mm Boost - Round - Black - 34T netsuite-webdata-created The Enduro BB90/95 kit isSince day one, SRAM has been dedicated to providing riders with component options that fit their own individual riding style. It's undeniable that some riders pedaling styles benefit from oval chainrings, so we've engineered the new X SYNC 2 Oval chainrings to give them the advantage they want. They are the only oval option available with our genuine X SYNC 2 teeth profile, so they are the only oval chainrings on the market that are 100 percent