What does API GL4 mean?
The designation API GL-4 denotes lubricants intended for axles with spiral bevel gears operating under moderate to severe conditions of speed and load, or axles with hypoid gears operating under moderate conditions of speed and load.
What viscosity is Redline MTL?
Red Line MTL is classified as a 75W/80W gear lubricant satisfying the API Service requirements of GL-3 and GL-4. MTL also satisfies motor oil viscosities SAE 5W/10W/30, and the viscosity requirements for ATFs. MT-90 is a 75W90 GL-4 and also satisfies motor oil viscosities SAE .
Is Redline diff oil good?
There are cheaper options on the market but this Red Line Synthetic Gear Oil is the best quality for an acceptable price. WHAT I LIKED: I really enjoyed the results this product gave when when using my 5-speed manual. It rejuvenated the fluidity of shifting in my car.
What weight is Redline mt90?
MT-90 offers quicker shifts, perfect synchronizer coefficient of friction, high performance gear protection and longer synchro life….About Red Line® Gear Oil for Manual Transmissions.
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Can you use GL-5 gear oil instead of GL4?
No, the API GL5 rating does not supercede or cover the GL4 rating. It is important to follow the gearbox or diff manufacturers recommendations and use the correct GL rating.
Can GL-5 be used in place of GL4?
GL5 and GL4 have similar properties and they have a decent amount of additives to enhance their extreme pressure rating. You can use GL5 instead of GL4, though it does not mean you should. For the best performance of your vehicle’s transmission system, use the recommended oil type.
Who makes Redline oil?
Phillips 66 Spectrum Corporation
Red Line Synthetic Oil is a synthetic lubricants manufacturer located in Benicia, California, United States. It is part of Phillips 66 Spectrum Corporation.
Is Redline oil Better Than Amsoil?
Initial Red Line testing of an unused sample of AMSOIL 20W-50 Racing Oil in the ASTM D4172 Four Ball Wear Test yielded results consistent with those appearing on the product label. That is, AMSOIL 20W-50 provided nearly three times better wear protection than Red Line 20W-50.
What does GL4 and GL5 mean?
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.
Can I use GL5 instead of GL4?
Is synchromesh GL4?
KLONDIKE SAE 75W-80 GL-4 Synchromesh Full Synthetic Manual Transmission Fluid is high performance synthetic lubricant for certain manual transmissions, transfer cases, and gear boxes requiring specialized fluid meeting OEM specifications and the technical requirements of API GL-4.
Is GL5 backwards compatible with GL4?
GL-5 is not necessarily backward-compatible in synchro-mesh transmissions which are designed for a GL-4 oil: GL-5 has a lower coefficient of friction due to the higher concentration of EP additives over GL-4, and thus synchros can not engage as effectively.
Is Red Line MTL a good choice?
Red Line MTL is probably a good choice for racing/ high demand applications. After reading many reviews of this product I decided to take a chance. I’ve used Royal Purple and Red Line in other vehicles in the past with great success, but Honda is pretty firm about using only their MTF.
What kind of oil do you use in a red line?
Red Line Synthetic Oil. MT-90 75W90 GL-4 Gear Oil The most popular, the most viscosity, the most applications. Didn’t Find Your Vehicle? Didn’t Find Your Vehicle?
Why use Redred line lubricants?
Red Line offers lubricants to pinpoint nearly every transmission application MT-LV, MTL, MT-85 & MT-90 are not for use in differentials with hypoid gears Excellent gear and synchro protection, balanced slipperiness for easier shifting in cold climates
Who is red line synthetic oil corporation?
Since 1979, Red Line Synthetic Oil Corporation has grown to manufacture more than 100 quality products, including motor oils, gear oils, assembly lubes, fuel additives, and its popular WaterWetter cooling additive for the automotive, motorcycle, marine, and industrial markets.