Yes, a replacement air spring assembly is available for the 2020-2024 35 Gold RL A1-A2.
11.4018.087.005 FORK SPRING DEBONAIR ASSEMBLY - 100-160MM (INCLUDES TOP CAP, DEBONAIR SPRING, TRAVEL SPACERS & SHAFT BOLT) - 35G A1-A2 (2020-2024)
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