The full service kit for the 2012-2015 XC30 A1-A3 is part number 11.4015.539.020 (FORK SERVICE KIT - FULL SERVICE COIL & SOLO AIR - XC30 A1-A3/30 SILVER 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