Sierra 18-9600-5 Premium Lower Unit Gear Lube 80W-90 GL-5 Marine 5 Gallon

Sierra Premium Lower Unit Gear Lube is specially formulated for marine drive systems, providing superior protection for outboard motors, stern drives, and other marine applications. This high-quality 80W-90 GL-5 gear oil comes in a convenient 5-gallon pail for professional marine technicians and serious boaters.

Key Features:

• Recommended for all general marine applications requiring a GL-5 class lubricant
• Ideal for replacing all old hypoid 90 application needs
• Formulated for use in freshwater or saltwater conditions and all standard marine applications
• Reduces friction and protects gears, bearings, and other gear case components
• 80W-90 viscosity mineral-based formula for reliable performance
• 5-gallon (640 fluid ounce) capacity for extended use

Sierra International is a trusted name in marine maintenance products, and this premium gear lube delivers the protection your lower unit needs to perform reliably season after season. Whether you're servicing outboards, stern drives, or other marine gear cases, this professional-grade lubricant provides excellent wear protection and corrosion resistance in harsh marine environments.