41102-ZY1-000 Grommet, Gear Case - Overview. The 41102-ZY1-000 Grommet Gear Case is an essential rubber sealing component supporting the gear case system in Honda marine engine systems. Designed to prevent water intrusion and preserve lubrication integrity, this grommet plays a critical role in ensuring seamless performance and longevity of the gear mechanism. Being an OEM component, it guarantees precise compatibility and optimal functionality.. Key Features. Specialized rubber seal that preven