Gear oil is a lubricant made specifically for transmissions, transfer cases, and
differentials in ... Also, transmissions which explicitly call for GL-4 oil may have
been designed around this lower ...
The Difference between GL-4 and GL-5 gear oils. 2 of 11. A traditional GL-4 gear
oil of any given viscosity has about ½ of the level of sulfur/phosphorous.
GL4 gear oils are intended for axles with spiral bevel and hypoid gears operating
under moderate to severe conditions of speeds and loads. GL-4 gear oils also.
API GL-1. Straight mineral oil. API GL-2. Mild EP for worm gears. API GL-3 ... API
GL-4. Medium EP, MIL-L-2105 quality, moderate severity hypoid gears, manual
transmissions. API GL-5. High EP, MIL-L-2105D quality, all hypoid axles, some ...
What is the difference between a gear oil, an atf and an mtf and why are they.
GL-4 and GL-5 are standards set by the American Petroleum Institute for gear oils
. GL-4 are intended for axles with spiral bevel and hypoid gears operating ...
It makes the very important point that GL-5 is an oil spec rating, NOT a transaxle
spec rating. ... The choice between using GL-4 vs. ... It's simply because I've tried
many gear oils and GL-4 works while the others have caused issues .... Simply
because there is a difference in the formulation and you cannot make the general
Apr 3, 2005 ... I've been told that I shouldn't put EP90 GL5 specification oil in the gearboxes
because it will ruin. ... Differences between EP90 GL4 and GL5 ... GL5 gear oil is
a lubricant with very high extreme pressure performance needed ...
Sep 13, 2011 ... If you go to an auto parts store and look for GL-4, you most likely won't find any.
What you will find is a lot of of GL-5 gear oils that say on the ...
Nov 18, 2015 ... When someone tells you that their GL-5 oil covers GL-4, remember they are
correct as far as EP protection,but that is only half answer.
MT-90 75W90 GL-4 Gear Oil · MT-85 75W85 GL-4 Gear Oil · MTL 75W80 GL-4
Gear ... Home > Gear Oil for Manual Transmissions > 75W90 NS GL-5 Gear Oil ...