Replace your Miata's differential fluid with this Red Line 75W90. The factory recommends 75W90 for diff fluid, and this is the most popular fluid used by Spec Miata racers across the country.
Most popular Red Line gear oil, with thousands of applications for passenger cars, light trucks, and racing vehicles
This product is not designed for use in most manual transmissions or tranaxles, since the extreme slipperiness may cause synchronizer mesh issues that lead to shifting problemsRecommended for API GL-5, GL-6, MT-1, MIL-L-2105E, and SAE J2360Fully-synthetic formulas created from polyol ester base stocks, offer excellent lubrication under extreme conditionsHigh viscosity-index (VI) to provide relatively constant viscosity and film thickness with varying temperature changeEster base stocks and friction modifiers provide additional slipperiness to lower operating temperatures by reducing the sliding friction in hypoid gearsSuperior shear stability and reduced oxidation compared to other synthetics and conventional gear oilsExceed API GL-5 specificationsEngineered to provide the highest degree of protection and improvement of differential efficiency for better mileage, longer drain intervals, and less wear
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