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  • Race Face proprietary hollow carbon arm technology with Cinch interface is stiff, strong and very light
  • Industry standard 30mm spline interface CNC machined from a commercialized aluminum super alloy that is 20% stronger than 7050 alloy, the usual in this application
  • Removable spider offers the ability to convert between existing chainring standards while remaining flexible to future developments
  • 30mm alloy spindle
  • Compatibility across all relevant frame standards


  • Save 10%! This item qualifies for our drivetrain bike part discount. See Details

View all Race Face Bike Cranksets

REI membership


Best Use Mountain Biking
Material(s) Carbon
170 mm
170 millimeters
175 mm
175 millimeters
Weight 15.69 ounces
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Is this the new SL G4?

Asked by: ricepearl
Yes, this is the Race Face NEXT SL G4.
Answered by: REIservice
Date published: 2016-11-14

Does this SKU include a chainring? If so, what size?

Asked by: RobF
​A chainring is not included.
Answered by: REIservice
Date published: 2016-11-30

Does this come in boost?

Asked by: etopo
This is not boost spacing. There is another model available with boost spacing, but as of April 2017, we do not carry it on
Answered by: REIservice
Date published: 2017-04-13
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