Gearlube GL-1 80W-90 is a mineral lubricant oil for mechanical transmissions. This oil has a limited tendency to oxidation and foaming and protects the metal surface against corrosion.
Gearlube GL-1 80W-90 is used in gearboxes, differentials, steering boxes and transmissions for which the manufacturer does not recommend 'Extreme Pressure' oils or rejects them.
API GL-1