24221-ZW9-010 Click Assist Spring - Overview. The 24221-ZW9-010 Click Assist Spring is a critical part of the Honda marine engine control system. This spring supports the shifting mechanism, providing an assisted engagement function, which helps facilitate smooth and precise shifting action in the rigging system. Designed to operate seamlessly within the Honda marine engine systems, it ensures reliable and consistent performance by maintaining the proper tension and feel during gear engagement.. Key Features. Genuine OEM Honda part, engineered to factory specifications.. Provides critical spring tension for the click assist function in the control system.. Supports smooth shifting action within the marine engine rigging.. Manufactured to precise dimensions and tolerances for perfect fit.. Integrates cleanly with existing hardware and control components.. Designed to maintain expected durability and seamless performance.. Why Choose Genuine OEM. Using original Honda parts like the 24221