New answers tagged gear-oil
80W90 is a multiviscosity version of the single-viscosity 90 gear oil; it's the same concept as 10W30 motor oil being the multiviscosity version of single-viscosity 30-weight motor oil. The "W" is a "winter" rating, meaning that the oil in question is designed to be usable in winter months in cold climates. 80W90 oil is perfectly satisfactory for your ...
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