41100-ZVL-020ZB Gear NH565 Case - Overview. The 41100-ZVL-020ZB Gear NH565 Case is a vital component in Honda marine engine systems. This gear case assembly houses and protects the gears responsible for transferring power from the engine to the propeller, ensuring smooth and reliable operation. Engineered to match Honda factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM part designed specifically for Honda Marine engines.. Supports the gear system responsible for transmitting engine power to the propeller.. Manufactured with precise dimensions and tolerances for perfect fit and function.. Durable construction protects internal components from wear and environmental damage.. Designed to maintain optimal gear alignment and smooth mechanical motion.. Ensures reliable engine performance and longevity under demanding marine conditions.. Why Choose Genuine OEM. Using original Honda parts like