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Gutter Seal Technology drastically improves sealing against the elements while reducing seal drag. We've designed a fresh cup forging for a high-end look. A new standard in external bearing performance.

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Model ID


  • Gutter Seal Technology™ drastically improves sealing against the elements
  • GXP's Gutter Seal design reduces friction
  • Improved tool engagement
  • Sealed cartridge bearings
  • English or Italian threads
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BB-frame interface English/BSA 100mm, English/BSA 83mm, English/BSA 68/73mm, English/BSA 68mm, English/BSA Tandem, English/BSA 73mm, Italian (70mm)
Chainline n/a, 51.0mm
Spindle length n/a
Support E-type FD n/a
Crank-BB interface GXP
Bearing type Standard
Spindle diameter 24mm
Cup material Aluminum
Weight (g) 108
Weight Based On BB GXP Team English 68/73

GXP Bottom Bracket