Sierra 118-24301-9 Drain Screw Gasket for Marine Lower Units

The Sierra 118-24301-9 is a replacement drain screw gasket designed for marine lower unit applications. This essential seal prevents gear oil leakage from the lower unit drain plug, ensuring proper lubrication and protection of your marine drive system.

Key Features:

• Precision-engineered gasket for reliable sealing performance
• Prevents gear oil leakage at the lower unit drain screw
• Direct replacement for OEM part number 18-24301-9
• Manufactured to meet or exceed OEM specifications
• Compatible with various marine sterndrive and outboard lower units

This drain screw gasket is a critical maintenance component that should be replaced whenever servicing your lower unit gear oil. Using a fresh gasket ensures a proper seal and prevents costly oil leaks that could damage your marine drive.