Yes, the air spring assembly can be replaced using part number 1.4018.087.000 (FORK SPRING DEBONAIR ASSEMBLY - 80-120MM (INCLUDES TOP CAP, DEBONAIR SPRING, TRAVEL SPACERS, SHAFT BOLT) - RECON GOLD A1-C1, SEKTOR GOLD A1-B2, SEKTOR RL C1).
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