Mercury High Performance SAE 90 Gear Oil is engineered for the lower units of high-horsepower sterndrives and outboards. Extensively tested to provide impressive protection against wear and pitting, this gear oil features extreme pressure synthetic additives to prevent gear failure even in the presence of water in the gear housing.
- SAE 90 gear oil formulated for engines above 75hp
- Synthetic additives protect gears from metal-to-metal contact
- Extensively tested for superior corrosion and wear protection
- Formulated to prevent failure if water enters the gearcase
- Mercury oils are backed by decades of engineering experience
