The SHELL SAE 80W90 spirax s4 ax gear oil in a 1 quart container is engineered to support longevity in a range of operating conditions. It features superior thermal stability of gears, while its optimal viscosity provides efficient lubrication even in high-temperature environments. This gear oil is fortified with excellent oxidation resistance throughout service intervals. Additionally, its robust anti-corrosion properties offer protection against rust and degradation. With its advanced formulation, the oil can improve overall vehicle drivetrain performance.