Unlock the full potential of your marine engine with Star Tron’s High Performance SAE 90 Lower Unit Gear Lube. Specifically formulated for the harsh marine environment, this synthetic blend lube is your first line of defense against rust, corrosion, and wear. Whether navigating fresh or saltwater, its extreme pressure additives and marine-grade wear protection keep your gears running smoothly under heavy loads and high speeds. Compatible with most gear lubes and approved for a wide range of applications, it’s the ideal choice for maintaining your engine’s longevity and reliability. Ensure your marine adventures are uninterrupted with Star Tron, the trusted name in marine lubrication. Hypoid 90W Lower Unit Gear Lube for API GL-5 service. For outboards and stern drives with mechanical shift mechanisms. Will not void manufacturer’s warranties. The ultimate lubrication for maximum performance and economy. Suggested Uses and Application Areas: Marine engines in both fresh and saltwater environments, Lower units and sterndrives, Boats requiring API GL-4, GL-5, API MT-1, SAE J-2360, MACK GO-J standards, Winter storage protection for marine engines, High-speed boating and heavy load conditions.

• EXCEEDS ALL OEM SPECIFICATIONS: Recommended for use in Mercury, Mercruiser, Johnson, Evinrude, OMC, Force, Mariner, Nissan, Suzuki, Yamaha, and Volvo.
• MARINE ENVIRONMENT READY – Designed for the marine environment for lower units of all outboard motors and stern drives.
• EXTREME WEAR PROTECTION – Formulated with EP anti-wear additives to shield hypoid gears from shock loads and wear.
• RUST AND CORROSION BARRIER – Creates a durable shield against rust and corrosion for long-term storage.
• VERSATILE COMPATIBILITY – Suitable for a wide range of applications including API GL-4, GL-5, and more.