Description
Mercury High-Performance SAE 90 Gear Lube protects gears from corrosion and wear for smooth shifting View full description.
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Add to CartMercury High Performance Gear Lube is engineered to provide maximum protection for sterndrive and Outboard lower units. Exclusive formula is engineered to provide extended gear life in extreme conditions including high-speed and high-horsepower applications. Extensively tested to provide excellent protection against corrosion and excessive wear. Specifically formulated to help prevent failures due to water entering the gear housing. Extreme pressure synthetic additives protect gears from metal to metal contact.
Since no industry-wide standards exist concerning marine gear oils, it is essential to use products such as Mercury high-performance gear Lube which has been specifically designed and tested for marine applications.
It varies model to model, check out our Mercury Gear Lube Capacity Guide for more information and capacity charts!
**Do NOT mix with Mercury Premium Gear Lube.
What is Mercury 8M0222063 High Performance Gear Lube SAE90 used for?
Mercury 8M0222063 High Performance Gear Lube SAE90 is formulated to protect marine gear housings in sterndrives and outboard lower units. Its synthetic extreme pressure additives help protect gears from metal-to-metal contact, while the formula is designed to provide protection against corrosion and excessive wear in demanding high-speed and high-horsepower applications.
What marine applications can use Mercury 8M0222063 High Performance Gear Lube?
Mercury High Performance Gear Lube is specified for all outboard lower units, jet pumps, sport jets, and all Mercury Mercruiser Sterndrives. The product meets API GL-4 requirements and is specifically formulated and tested for marine applications.
How does Mercury High Performance Gear Lube help protect gears if water enters the gear housing?
The gear lube uses advanced emulsifiers designed to prevent foaming when water enters the gear housing. Tackifiers and extreme pressure additives also improve oil film adhesion and help protect gears against excessive wear and metal-to-metal contact.
How much Mercury High Performance Gear Lube does my engine need?
Gear lube capacity varies by engine model. Refer to the applicable Mercury gear lube capacity information and your equipment specifications to determine the required amount for your application.
Can Mercury High Performance Gear Lube be mixed with Mercury Premium Gear Lube?
No. Mercury High Performance Gear Lube should not be mixed with Mercury Premium Gear Lube. Use the appropriate gear lubricant for your marine application and follow the applicable equipment manufacturer’s recommendations.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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