Description
Mercury SAE 90 High Performance Gear Lube — 8 oz (8M0222059)
Keep your lower unit protected with Mercury SAE 90 High Performance Gear Lube. Formulated specifically for marine gearcases, this lube provides robust film strength to help prevent wear, pitting and corrosion — even when water is present inside the gearcase. Suitable for engines 75 hp and above across outboards, sterndrives, sport jets and jet pumps.
Applications
- Outboard gearcases / lower units on engines 75 hp+
- Sterndrives and inboard drives where SAE 90 marine gear lube is specified
- Sport jets and jet pumps
Shipping & Returns
- Ships in factory-sealed 8 oz container. Follow carrier guidelines for oils/lubricants.
- See our full policy details here: Shipping & Returns.
Key Facts
- Brand: Mercury Precision
- Viscosity: SAE 90
- Use Case: High performance marine gear lube for 75+ hp
- Protection: Anti-wear, anti-pitting, corrosion resistance (even with water)
- Size: 8 oz
- Part No.: 8M0222059
- UPC: 678633193941
- Category: Oils & Lubricants > Gear Lubes
What’s Included
- One (1) tube of Mercury SAE 90 High Performance Gear Lube — 8 oz (8M0222059)
Service Notes
- Drain gearcase warm; inspect and replace drain/vent plug gaskets as needed.
- Fill from the bottom plug until lube appears at the vent; torque plugs to spec.
- Check for water contamination after first run; recheck fluid level and seals.