Multigrade oil – is an engine or gearbox oil that meets a wide range of SAE viscosity grades and is, therefore, suitable for summer and winter use without oil change at the intervals recommended by the manufacturer.
Hey, I’m David. I’ve worked in a cars store for 6 years. I write reviews and guides, helping people to choose the most suitable technicals and best product for them. I’m happy to finally share my knowledge of the industry here, on CarnesMechanical.