Sierra, Synthetic Gear Lube, 75W-90
Sierra, Synthetic Gear Lube, 75W-90 is specially formulated for use in high-performance outboard and stern drive applications.
- Sierra's synthetic gear lube exceeds standards for GL-5 class lubricants and can be used to replace Volvo's synthetic gear lube
- The gear lube's enhanced lubricity does a better job of reducing friction and prolonging the life of internal parts than conventional oils
- Also includes special rust-preventative agents for superior corrosion protection
Hey, what's the viscosity of this synthetic lube oil?
The Sierra gearlube has a viscosity or weight of 75w-90 and is a golden color when fresh and new.
Question: How do I find engine parts for my boat's motor?
Answer: Use our SONAR engine parts finder tool. You can search by engine make, model, year or OEM part number. If you still can't find what you are looking for, give us a call 1-800-998-9508