Yes, the travel of the 2015-2022 Bluto A1-A5 can be changed by changing the air spring assembly. Available replacements are listed below.
11.4018.010.141 FORK SPRING SOLO AIR ASSEMBLY - 100MM-26 (INCLUDES TOP CAP, 2 BOTTOMLESS TOKENS, SOLO AIR SPRING & SHAFT BOLT) - BLUTO A1-A5 (2015- 2022)
11.4018.010.143 FORK SPRING SOLO AIR ASSEMBLY - 120MM-26 (INCLUDES TOP CAP, 4 BOTTOMLESS TOKENS, SOLO AIR SPRING & SHAFT BOLT) - BLUTO A1-A5 (2015- 2022)
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