Can I put a ZEB air spring in the new BoXXer? Or vice versa? No. BoXXer’s DebonAir+ twin tube design is specific to BoXXer’s design. Related articles 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? What size tokens does the BoXXer use? Is there a coil option for the new BoXXer? Which parts are needed to change BoXXer’s travel? How much air should I have in my RockShox rear shock for my rider weight?