Ceramicspeed BB90 Trek Shimano Bottom Bracket (Coated)

Description

BB90 is the Trek oversized bottom bracket standard and is only found on Trek road bikes. The shell is 90.5mm wide and is designed to work with 24mm spindles and road cranks and has bearings inside the shell. The CeramicSpeed Bearings come as two bearings, which are then pressed into the frame. Those