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WCS Carbon BOOST Mountain Fork

Steerer Diameter


You love the accuracy, efficiency and trail feedback that only a rigid mountain bike fork can provide. Of course, you covet carbon fiber. And you also demand modern specs like BOOST spacing. Yes, the Ritchey WCS Carbon BOOST Mountain Bike fork was made for you and your riding style. Decades of life experiences combined with our deep mountain biking heritage, decades of on-trail research and mastery of modern materials to provide a fork that offers an unrivaled riding experience.

This fork also includes full carbon dropouts, as well as non-removable, one-piece carbon disc brake tabs. Other features include suspension corrected axle-crown height and a Ritchey compression plug.

Tech Specs

Materialcarbon fiber
Steerer1-1/2” tapered
Fork length502mm
Crown Diameter61mm
Steerer length300mm
Axle CompatibilityBOOST 110x15mm thru-axle (included)
Wheel and tire compatibility27.5 & 29 x 2.9" (depending on tire/rim manufacturer)
Minimum Tire Clearance6mm 
Disc brake rotor compatibility160mm (max 180mm)
Weight767g (with uncut steerer / not including axle)
Colormatte UD carbon finish
Post Mount disc brake
30mm maximum spacers below stem

Tech Drawing

  • Design

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