APRIL EATON GEAR OIL is a superior quality 100% synthetic extreme pressure hypoid gear oil made with pure virgin base oil and APRIL NANO 1™ lubricant technology for unsurpassed protection and performance. Recommended for manual transmissions, manual steering boxes, transaxles, differentials, transfer cases and final drives requiring Eaton PS-164 Rev 7 approved gear oil. Available in SAE 75W-90.