Yes, the travel of the 2016-2019 Lyrik C1 Dual Position Air (DPA) can be changed using any of the air spring assemblies listed below.
11.4018.103.015 FORK SPRING DUAL POSITION AIR ASSEMBLY - 180MM 27/29 LYRIK C1-C3, YARI B2-B3
11.4018.103.016 FORK SPRING DUAL POSITION AIR ASSEMBLY - 170MM 27/29 LYRIK C1-C3, YARI B2-B3
11.4018.103.017 FORK SPRING DUAL POSITION AIR ASSEMBLY - 160MM 27/29 LYRIK C1-C3, YARI B2-B3
11.4018.103.018 FORK SPRING DUAL POSITION AIR ASSEMBLY - 150MM 27/29 LYRIK C1-C3, YARI B2-B3
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