Description Castrol Axle EPX 80W-90 is a multipurpose axle oil which may be used in differentials, final drives and other applications in passenger cars and commercial vehicles where API GL-5 performance is required. It is approved by ZF for use in a range of commercial applications including axles in off-road and agricultural equipment. Advantages - High load carrying capability ensures gears operating under high loads are protected prolonging component life - High film strength ensures protection against wear and shock loads - Good thermal/oxidation stability protects against the formulation of deposits and oil thickening prolonging the life of components and lubricant