Collection: PRIME 9

  • Fewer gears mean larger teeth to index
  • Larger indexing teeth equal less wear and tear
  • Less shifting extends shifter life

 

  • Fewer gears mean less derailleur travel and better chainline
  • Less travel and better chainline equal less wear and tear
  • Less shifting extends derailleur life

 

  • Fewer gears mean wider spacing and easier set-up
  • Combined with better chainline equal less wear and tear
  • 9 cogs weigh less than 12

 

  • Unique geometry allows for thicker side plates than 12 speed drivetrains
  • Internal dimensions that are compatible with modern wide / narrow chainrings
  • Resists stretching over time increasing shifting performance
15 products
  • Wolf Tooth Direct Mount Chainrings for Race Face Cinch
    Wolf Tooth Direct Mount Chainrings for Race Face Cinch - boxcomponents
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    $69.95
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  • Box One Prime 9 Chain 126L DLC black
    Box One Prime 9 Chain 126L DLC black - boxcomponents
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    $49.99
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  • Box Four 8 Speed 11-42T Cassette Black
    Box Four 8 Speed 11-42T Cassette Black - boxcomponents
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    $49.99
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  • Box Four 8-Speed 12-42T E-Bike Cassette
    Box Four 8-Speed 12-42T E-Bike Cassette - boxcomponents
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    $49.99
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  • Box One Matchmaker R Shifter Adapter
    Box One Matchmaker R Shifter Adapter - boxcomponents
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    $24.99
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  • Box One Shifter Clamp 31.8mm
    Box One Shifter Clamp 31.8mm - boxcomponents
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    $24.99
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  • Box One I-Spec II R Shifter Adapter
    Box One I-Spec II R Shifter Adapter - boxcomponents
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    $19.99
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