41100-ZX2-C01ZA Gear Nhb14M Case - Overview. The 41100-ZX2-C01ZA Gear Nhb14M Case is a vital component of Honda marine engine systems. This gear case assembly supports the efficient transfer of mechanical power within the gear system, crucial for maintaining the operational integrity of the engine's lower unit. Designed specifically for the NHB14M series, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda gear cas