Bottom Bracket Standards Explained Helpful video by GCN on the proliferation of bottom bracket standards in recent years. Bottom bracket types discussed: Square taper Shimano Octalink ISIS Shimano Hollowtech SRAM GXP English vs Italian threaded BBs Cannondale BB30 press fit PF30, BB30A, BB86, BB90 Cervelo BBRight BB386EVO T47 - New T47 Threaded BB Standard article here Personally, I've stuck with older frames with threaded BBs and all my bikes use GXP cranksets, which makes it easy if I want to swap anything, plus I have lots of spares if required, my crank arm power meter can be easily swapped between bikes, and oh yes, no creaks ever. Glory Cycles compiled a bottom bracket compatibility chart, included below: https://staminist.com/read.php?1,569,569#msg-569 Sat, 02 May 2026 02:53:45 -0500 Phorum 5.2.19 https://staminist.com/read.php?1,569# Bottom Bracket Standards Explained https://staminist.com/read.php?1,569# Bottom bracket types discussed:
  • Square taper
  • Shimano Octalink
  • ISIS
  • Shimano Hollowtech
  • SRAM GXP
  • English vs Italian threaded BBs
  • Cannondale BB30 press fit
  • PF30, BB30A, BB86, BB90
  • Cervelo BBRight
  • BB386EVO
  • T47 - New T47 Threaded BB Standard article here


Personally, I've stuck with older frames with threaded BBs and all my bikes use GXP cranksets, which makes it easy if I want to swap anything, plus I have lots of spares if required, my crank arm power meter can be easily swapped between bikes, and oh yes, no creaks ever.
Glory Cycles compiled a bottom bracket compatibility chart, included below: ^ CLICK TO REPLY]]> Skye Cycling Forum Wed, 22 Jun 2016 19:32:35 -0500