The 2014-2022 Monarch Plus R B1-B4 shock can be serviced using the kits below.
Basic:
Solo Air: 00.4315.032.380 AM REAR SHOCK AIR CAN SERVICE KIT, 50 HOUR - (INCLUDES SEAL GREASE/OIL) - MONARCH B1 (PLUS,XX,RL) C1 (R,RT3) D1 (2014+)
High Volume: 00.4315.032.390 AM REAR SHOCK AIR CAN SERVICE KIT, 50 HOUR - (INCLUDES SEAL GREASE/OIL) - MONARCH HIGH VOLUME B1 (PLUS,XX,RL) C1 (R,RT3) (2014+)
DebonAir: 00.4315.032.540 AM REAR SHOCK AIR CAN SERVICE KIT, 50 HOUR - (INCLUDES SEAL GREASE/OIL) - MONARCH DEBONAIR (2014+)
AutoSag (Specialized: 11.4418.002.000 REAR SHOCKSERVICE KIT BASIC- MONARCH WITH AUTOSAG SPECIALIZED B1
Full service:
11.4118.038.002 REAR SHOCK SERVICE KIT - FULL SERVICE (INCLUDES DEBONAIR AIR CAN SEALS) - MONARCH PLUS B1+ (2014+)
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