UPGRADES – RockShox FAQ

Can I run ButterCups on one side only?

Yes! For example, if upgrading from a base-level BoXXer without ButterCups to the DebonAir+ air spring or Charger 3 RC2 damper with ButterCups, they may only exist on one side. See more

What can I upgrade on my 2024 BoXXer to make it more like the BoXXer Ultimate? How do I add ButterCups to my base-level BoXXer?

For 2024 base-level BoXXer forks, you can upgrade from the Charger 3 RC to Charger 3 RC2 damper with ButterCups, and you can upgrade the air spring to include ButterCups. See more

Are any technologies in the new BoXXer compatible with previous generations?

No, because of the increased chassis size from 35mm to 38mm, the new Charger 3 RC2 damper, ButterCups, and DebonAir+ air spring with twin tube technology are not compatible with previous generation... See more

Can I upgrade my current BoXXer with the Charger 3 RC2 or DebonAir+?

No, both the spring and damper are designed to work as a system within the new 38mm chassis. See more