Yes, replacement/upgrade dampers are available for the 2018-2022 Revelation.
Motion Control RC:
11.4015.544.431 FORK COMPRESSION DAMPER - REMOTE 10MM (2013+ PUSHLOC, ONELOC, TWISTLOC) MOCO (INCLUDES SPOOL & CABLE CLAMP) - REVELATION RC A1+ (2018+)
11.4015.544.432 FORK COMPRESSION DAMPER - CROWN, MOCO (INCLUDES COMPRESSION KNOB & SCREW) - REVELATION RC A1+(2018+)
Upgrades: (compatible with all 2018-2022 Revelations)
00.4020.169.005 DAMPER UPGRADE KIT - CHARGER2.1 RC2 CROWN HIGH SPEED, LOW SPEED (INCLUDES RIGHT SIDE INTERNALS) - PIKE 27.5" BOOST(A2/2017)/PIKE27.5"/29"(B1/2018-2022)/REVELATION(A1-A3,35MM/2018-2022)
00.4020.169.003 DAMPER KIT - CHARGER2.1 RCT3 CROWN (INCLUDES COMPLETE RIGHT SIDE INTERNALS) - PIKE 27.5" BOOST(A2/2017)/PIKE27.5"/29"(B1+/2018-2022)/REVELATION(A1+,35MM/2018+)
RockShox service kits and spare parts are best obtained through your local shop or dealer. See our dealer locator, below, to find a dealer near you. If no one is currently listed near you, then please search for local shops via your preferred web browser.
https://www.sram.com/en/dealer-locator
Manuals and additional information about RockShox and SRAM components can be found at our service site, linked below.
https://www.sram.com/en/service
Further questions?
Reach out to Rider Support by Asking A Question at the link below.
https://www.sram.com/en/rockshox/campaigns/rockshox-rider-support