GL-4 vs. GL-5 Gear Oil: What’s the Difference?

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GL-4 vs. GL-5 Gear Oil: What’s the Difference?

The main difference between GL-4 and GL-5 gear oils is in the level of extreme-pressure (EP) additives.

July 5, 2022

Gear Oil vs. Engine Oil: What’s The Difference?

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Gear Oil vs. Engine Oil: What’s The Difference?

Gear oil uses a different viscosity classification and different additives.

May 9, 2022

The New SEVERE GEAR Easy-Pack Makes Changing Gear Oil Easy

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The New SEVERE GEAR Easy-Pack Makes Changing Gear Oil Easy

Changing gear oil in differentials and manual transmissions is critical for smooth operation and reduced maintenance. But professional mechanics and...

August 1, 2018

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GL-4 vs. GL-5 Gear Oil: What’s the Difference?

Gear Oil vs. Engine Oil: What’s The Difference?

The New SEVERE GEAR Easy-Pack Makes Changing Gear Oil Easy

Find the Right AMSOIL Products

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