Protect your Yamaha outboard and stern drive with Yamaha Yamalube Marine Lower Unit Gearcase Lube, available in convenient 10oz tubes (ACC-GEARL-UB-10) and 1 Quart bottles (ACC-GEARL-UB-QT). This premium 80W-90 GL-4 class lubricant is designed for outboards up to 250 HP (excluding Yamaha 4.2L V6 models) and ensures superior protection for gearcase components operating under high speeds and loads in both freshwater and saltwater environments.

Key Features:

• High-viscosity formula for enhanced protection during high-speed, high-load use.
• Robust rust and corrosion inhibitors to safeguard internal components.
• Recommended for Yamaha outboards and stern drives, except V8, V6 VMAX SHO, and 2010+ V6 offshore models.
• Perfect for extended performance in challenging marine conditions.
• Convenient pump options for easy application (sold separately).