Mobilube HD 85W-140 is a high-performance transmission oil designed for heavy-duty applications. Formulated with premium mineral base oils and advanced additive packages, this oil provides exceptional protection for heavily loaded axles and differentials, ensuring reliable performance under extreme pressures and shock loads. It meets API GL-5 specifications, offering superior thermal stability, wear protection, and resistance to high-temperature oxidation. Suitable for all-season use, it enhances gear and bearing life, reduces maintenance costs, and performs effectively at low temperatures. Compatible with typical automotive seals and gaskets, it minimizes leaks and reduces contamination.