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High-performance synthetic gear oil for marine applications.
Sierra Marine Gear Oil 80W-90 is specifically formulated to meet the demands of high horsepower marine engines. This synthetic blended marine formulation significantly reduces operating friction, enhancing overall performance and efficiency. It is designed to protect gears, bearings, and other gear case components, ensuring longevity and reliability in harsh marine environments.
This gear oil is suitable for use in both outboard and I/O lower units, particularly in high performance and high load operating conditions. Sierra Marine products are engineered to exceed the performance of original equipment lubricants, making them a trusted choice for marine engine maintenance. With over 50 years of experience, Sierra Marine continues to provide quality products that meet or exceed industry standards.
Features
- Synthetic Blended Marine Formulation Reduces Operating Friction For Increased Performance
- Protects Gears, Bearings And Other Gear Case Components
- For Use In High Performance And High Load Operating Conditions In Both Outboard And I/O Lower Units
- Designed To Surpass The Performance Of The O.E. Hi-Performance Gear Lubricants
- Replaces Mercury Hi-Performance Blend And Yamaha LUB-GEARL-11-00
Specifications
- Manufacturer: Sierra Marine
- Manufacturer Part Number: 18-9650-5
- Viscosity Grade: SAE 80W-90
- Use: Protects Gears/ Bearings/ Gear Case Components
- Type: Synthetic
- API Rating: GL-5
- Unit Size: 5 Gallon
- Unit Type: Bucket
- Unit Quantity: Single
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
This item is NOT returnable. For complete details, please see our return policy.
