Thread: Ceramic bearings for Trek FX 7.7 2015
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Old 10-22-15 | 05:10 AM
  #9  
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Originally Posted by oldbobcat
The 7.7 FX is basically a Domane 4 with flat bar components. The crankset is Tiagra Hollowtech II, which uses a 24 mm crank axle, just like 105, Ultegra, and Dura-Ace. All current Trek OCLV frames use press-fit BB90 bottom bracket bearings.

If you're still interested, here's a link to ceramic BB90 bearings for Shimano: F1 Ceramic Bearings for Trek BB90/Shimano 10/11 Bottom Bracket (BB)
$175
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