Yes, replacement dampers assemblies are available for the 2016-2021 30 Gold TK A1. Dampers are travel-specific.
80-100mm:
11.4018.009.040 FORK DAMPER ASSEMBLY - CROWN TURNKEY 26,27.5,29 80-100MM (INCLUDES RIGHT SIDE INTERNALS) - 30 GOLD A1
11.4018.009.041 FORK DAMPER ASSEMBLY - REMOTE 17MM (POPLOC, PRE-2013 PUSHLOC) 26/27.5/29 80-100MM (INCLUDES RIGHT SIDE INTERNALS) - 30 GOLD A1
120mm (27.5/29” only):
11.4018.009.042 FORK DAMPER ASSEMBLY - CROWN TURNKEY (INCLUDES RIGHT SIDE INTERNALS) - 30 GOLD 27.5,29 120 A1
11.4018.009.043 FORK DAMPER ASSEMBLY - REMOTE 17MM (POPLOC, PRE-2013 PUSHLOC) 27.5/29 120MM (INCLUDES RIGHT SIDE INTERNALS) - 30 GOLD A1
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