Sierra 18-9650-7 Hi-Performance Gear Lube, 55 Gallon Drum

Sierra 18-9650-7 Hi-Performance Gear Lube is a premium marine gear lubricant designed to deliver superior protection for stern drives and outboard lower units. This industrial-sized 55-gallon drum provides a cost-effective solution for high-volume marine service facilities and fleet operators.

Key Features:

• Reduces operating friction for increased performance and extended component life
• Provides superior protection for gears, bearings, and other gear case components
• Formulated for high-performance and high-load operating conditions
• Compatible with both outboard and inboard/outboard (I/O) lower units
• Meets or exceeds manufacturer specifications for marine gear oil applications
• Excellent water resistance and anti-corrosion properties
• Maintains viscosity stability across a wide temperature range

This high-quality gear lube is engineered to protect critical drivetrain components in demanding marine environments. Whether servicing recreational boats or commercial vessels, Sierra 18-9650-7 delivers the protection needed to keep marine lower units operating smoothly and reliably.