Mercury Marine 80W-90 Gear Lube 1L - Premium Lower Unit Oil for Outboards Under 75HP, 858058KC1
Fitment Information
| Make | Model | Model years |
|---|---|---|
| Mercury | Outboards below 75 hp, not electric shift gear cases | All years |
| Mariner | Outboards below 75 hp, not electric shift gear cases | All years |
| Force | Outboards below 75 hp, not electric shift gear cases | All years |
Already engineered as one of the best marine gear lube options for Mercury outboards, this gear lube 80W90 formula protects lower unit gears from wear and corrosion. It's a trusted gear oil for boat motors under 75 HP.
The Mercury Marine 80W-90 Premium Gear Lube 1L is a high-performance lubricant engineered to protect lower unit gears in Mercury, Mariner, and Force outboards. Designed for reliable operation in demanding marine environments, this gear lube delivers superior lubrication, corrosion protection, and wear resistance. It is one of the best gear oils for Mercury outboards, helping extend gear life and maintain smooth drivetrain performance.
Formulated for lower unit gearcases on Mercury, Mariner, and Force outboards under 75HP, this 80W-90 gear lube provides consistent protection under both high and low load conditions. Ideal for freshwater and saltwater applications, it helps protect internal gears from moisture contamination, wear, and corrosion.
Perfect for routine maintenance, seasonal servicing, and gearcase protection, this lubricant is recommended for regular replacement to ensure optimal performance and durability.
Features:
- Mercury premium gear lube is an exclusive formulation engineered to provide excellent lubrication and corrosion protection to lower unit gears in high or low horsepower engines under varying operating conditions
- Recommended for use in Mercury/Mariner/Force outboards below 75 hp
- NOT for use with outboards with electric shift gear cases.
- Mercury recommends that you change your gear lube at least once per year (prior to storage) or after every 100 hours of operation under normal use (50 hours for saltwater)
- For use with gear lube pump 8M0072135
Specifications:
Brand: Mercury Marine
Part Number: 858058KC1
Product Type: Gear Lube
Viscosity: 80W-90
Application: Lower unit gearcases
Volume: 1 Liter
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