Is GL5 safe for brass?

Is GL5 safe for brass?

API GL-4 and GL-5 categories do not mention or have anything to do with transmission synchronisers. This formulation was not corrosive to brass, copper or other metal alloys used in transmissions. Today this is widely used in automotive transmission and gear oils.

Which is better GL4 or GL5 gear oil?

GL-4 is suitable for hypoid gear service when they are under severe service but are without shock loading. GL-5 is suitable for hypoid gear service under severe service and shock loads and not for use in a gearbox.

Is GL4 gear oil yellow metal safe?

GL4 rated lube is safer for yellow metals. see less GL4 rated lube is safer for yellow metals.

What is GL4 gear oil?

The sulfur-phosphorus extreme pressure additive technology used in Caltex Gear Oil GL-4 provides good rust and corrosion protection and adequate gear protection. Caltex Gear Oil GL-4 is recommended for use in spiral bevel and hypoid differentials, power dividers, and oil-lubricated steering axle wheel bearings.

Is Lucas gear oil yellow metal safe?

Non-corrosive to brass, bronze, steel and other copper alloys.

Is GL5 safe for yellow metal?

The added slipperiness of the GL5 products is important to modern transmissions and gearboxes. One might conclude, or at least concede the possibility, that higher concentrations of sulphur in the GL5 additive package could potentially be detrimental to the yellow metal parts of vintage motorcycle gearboxes.

Is Lucas Oil GL5?

Lucas GL-5 GL Rating Vehicle Gear and Differential Oil 1qt.

What is the difference between GL4 and GL5 gears?

The main difference between GL4 and GL5 is that the former has more additives to boost its extreme pressure. The additives, in this case, are phosphorous and sulfur compounds. They help by providing a sacrificial layer on the gear surfaces to reduce their degradation rate.

Can I use GL5 instead of 75w-90 GL4?

The owners manual calls for 75W-90 GL4 or GL5, so I used Valvoline 75W-90 GL5 oil. It really needed changing as the oil was dark with a metallic sheen, and these trannys have had a number of early failures (60-100K mi.) I mentioned this on a couple other forums and someone said using GL5 will mess up my transmission because of high sulfur content.

What kind of oil do you use in your GL5?

The owners manual calls for 75W-90 GL4 or GL5, so I used Valvoline 75W-90 GL5 oil. It really needed changing as the oil was dark with a metallic sheen, and these trannys have had a number of early failures (60-100K mi.)

Is Delo gear oil the same as GL-5?

On the other hand, Delo Gear Oil does not use sulfur/phos, so the product is truely GL-4 and GL-5 and MT-1 compatable. Hi, Apparently Chrysler made a mistake in their literature, calling for GL-5 in their Jeep 5 speed manual transmissions.