• Automotive manual synchromesh transmissions and transaxles, particularly where the manufacturer specifically advises against the use of API GL-5 lubricants
• Automotive spiral-bevel and worm gear differentials
• Automotive steering gears
• Tractor and agricultural gear sets, and oil-lubricated track rollers of crawler tractors
• Industrial applications for which API GL-4 lubricants are suitable
• API GL-4
• MIL-L-2105