EP90 GEAR OIL EP90 gear oil is a type of lubricant specifically formulated for use in manual transmissions and differentials that require an API GL-4 specification. The "EP" stands for "Extreme Pressure," indicating its ability to withstand high-pressure conditions commonly found in gear systems. The "90" refers to its viscosity grade, ensuring optimal performance in maintaining film... https://www.jaibharatlubricants.com/gear-oil.html