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Choosing the right gear oil: Always use the OEM-specified product or a product of equal quality. It can be tempting to cut costs by using an off-brand or lower-quality product.

In our tests, turnout gear without PFAS repelled water but not oil or hydraulic fluid. "Further, oils seem to spread out even more on the PFAS-free gear, potentially increasing the hazard." ...

One dual-clutch gear oil to lube them all. Almost. Ever since 2003, when the R32 Volkswagen Golf debuted its new dual-clutch automatic transmission, DCTs have been on the rise. Sometimes called an ...

The term "gear oil" is actually broad, as it applies to various lubricants used in different vehicle systems. The most common is manual transmission fluid (MTF), which lubricates the gears in a ...