Quicksilver High Performance Gear lube is recommended in gear housing lower units on outboards and all stern drives 

Most recommended AEM marine gear lube SAE90 

Quicksilver outperforms automotive gear oil in marine applications because of its specialized additive package designed for marine gear cases. Continued use of this gear case lubricant will :

• Provide maximum protection against excessive wear – even in the presence of water
• Prevent corrosion and pitting
• Help extend gear life

Suitable for the following outboard brands : Mariner, Mercury, Yamaha, Suzuki, Tohatsu, Honda, Johnson Evinrude, Force, Mercuiser