Gl4 vs gl5 gear oil

Dec 1, 2002. #1. I have not been able to get a consistent answer to t

The Difference Between GL-4 and GL-5 Gear Oil The main difference between GL-4 and GL-5 gear oils is in the level of extreme-pressure (EP) additives. It’s really very simple. They are not interchangeable and GL5 didn’t replace GL4. by Eddie Yorkman,|July 5, 2022 If you’ve ever purchased gear oil, or spent any time looking at […]This means that the GL-4 product provides a little less extreme pressure protection. smith and allan dont list the sulphur or phosphorous content on the tech sheets, comma list only phosphorous and its higher in the GL5 as expected. posts on internet from other class car forums with quotes from comma customer service saying it does contain ...Penrite Pro Gear 75W-90 Gear Oil 2.5L - PROG75900025. Select Store. Check fitment. Penrite 80W-90 Gear Oil 20L - GO8090020. Select Store. Check fitment. Valvoline Duragear 75W-90 Gear Oil 4L - 1263.04. Select Store. Check fitment.

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Comma Gear Oil SX75W/90 GL4 1L 262415 4.8 (20) 10 people are viewing now 5 purchases during last 48 hours Comma Gear Oil SX75W/90 GL4 1L 262415 4.8 (20) £9.99 £9.49 save 5% Intervening prices may have been charged Only £9.02 with Motoring Club premium.14,612. 113. *CENSORED*. Mar 2, 2015. #2. 80W90 should be fine. I know there has long been a debate over GL4 vs GL5 in older transmissions with brass synchros. Personally, I'd seek out some GL4 which Napa usually carries. As far as brands go, I've always been a Valvoline guy but any name-brand should be okay.Semi-synthetic hypoid gear oil with extremely high performance reserves. Outstanding aging stability. ... API GL4, API GL5, API MT-1 . LIQUI MOLY also recommends this product for vehicles or assemblies for which the following specifications or original part numbers are required. DAF, Eaton, MAN M 3343 Typ M, Scania STO 1:0, ZF TE-ML …Mar 25, 2020. #17. There is some debate on fluids for the most recent generations of MX-5. Yes, Mazda recommends GL-4 fluid in the transmission. However some of us use GL-4/GL-5 recommended fluid for better protection/performance, specifically the Motul Gear 300, and a lot of others think we're wrong.If your car doesn't move when you put it into gear, it may be due to a simple oversight or you may have a serious transmission problem. The source of the probelm may depend on whet...Foreword. This publication describes API automotive gear lubricant service designations. It is designed to assist manufacturers and users of automotive equipment in the selection of transmission, transaxle, and axle lubricants based on gear design and operating conditions. Where special performance requirements apply, the descriptions in the ...Jul 20, 2001 · Join Date: Dec 2000. Location: Norway / Merritt Island FL. Posts: 218. GL-5 is not better than GL-4, just different. In general terms, the higher the GL number the more EP, extreme pressure, additive the oil contains. The EP additive used to be sulphur based, hence the bad smell at high tempperatures.GL4 is the first serious level of EP performance and is specified for many gearboxes and final drives from mid 1930’s onwards. Millers produces the following GL4 oils: Millers Classic Gear Oil EP 80w90 GL4 and Millers Classic Gear Oil EP 140 GL4. GL5 specification is for highly loaded hypoid differentials as fitted to most cars from 1960 onwards.Container Size: 16 Gallon. Oil Composition: Synthetic. Contains Friction Modifier: Yes. Show More. 75W-90 gear oil is a lubricant designed for manual transmissions, transfer cases, and differentials. This viscosity is ideal for colder climates, while still maintaining adequate high-temperature viscosity.Newer lubricants provide improved gear protection. Any GL4 will do, but the newer lubricants have better gear protection and lubricity. I would suggest most any GL5 synthetic. If you have a bit of gear noise, try Redline's "Heavy ShockProof®" - film thickness greater than an SAE 75W250, yet low fluid friction like 75W90.The American Petroleum Institute (API) classifies gears using GL ratings, ranging from GL-1 to GL-5. Higher GL rating numbers represent more severe applications; GL-1 is the least severe and can usually be satisfied with a motor oil, while GL-5 is the most severe GL rating. EP additives. The main difference between GL-4 and GL-5 gear oils is …GL-5/MT-1 gear oil is no safer to copper-alloy synchronizers or thrust washers than non-MT-1 GL-5 gear oil is; gearboxes containing any copper-alloy (copper, brass, bronze) parts REQUIRE a true GL-4 lubricant and should never be filled with any GL-5 oil. GL-5 IS suitable for differentials, though, and is a better choice for them.From a gear lubricant standpoint UTTO is nothing more or less than an SAE 80 GL4 gear oil. As an automotive differential lubricant GL3 and GL4 have been extinct for many decades. Modern xxW90 GL5 gear oil is primarily designed for use in high speed OTR hypoid gear differentials and is overkill in low speed spiral bevel gear differentials. DanThe FSM states that GL-4 Gear Oil is to be used in the Starquest's 5-speed manual trans. I was gonna have my '88's 5-speed's gear oil changed yesterday. The only problem was I could not find a quick oil change place that stocked the GL-4 gear oil. They all only stocked GL-5 gear oil. So I backed ...Add to Cart • $24.95. Description. VP Classic® SAE 80w90 GL-4 Gear Oil is an API GL-4 lubricant. We design it for use with 'yellow metals' (bronze, brass, copper). We also engineer it for other soft metals used in components found in manual transmissions and transaxles. For instance, synchronizers, thrust washers, bushings, and other ...Slippery Pete 5cc Hand Pump Transfers Gear Oil, Transmission anGear oil is a lubricant designed for use in trans Jul 29, 2005. #6. GL-4 vs GL-5 other than vis grade is only the difference in amount of AW/EP additive put into the oil. Most oil companies will use 1 additive package for both Gl-4 and Gl-5 the difference is a GL-4 will take a treat of 2%wt and a GL-5 will be a treat of 7%. same additive just more so normally a GL-5 will work fine unless the ... Swepco 210 Multi-Grade Gear Lube. SWEPCO 210 Multi-Grade Gear Lube is May 11, 2021. #11. If you have a hypoid gear design then you should use a GL-5 rated lubricant. GL-4 is not rated for use in hypoid gear differentials that may exhibit high shock loading. I do not know what the factory requirement is but you should use what it is rated for regardless of whether it has soft metal or not. Gear Oil Application. High Performance, Extreme Pressure

Apr 14, 2019. #1. I just noticed Pennzoil is now offering both GL4 and GL5 gear oil in the 75W90 viscosity grade which is perfect for my manual 4Runner. I've so far been running Redline products which is getting difficult and expensive to find here in Canada. The differentials aren't picky, but does anyone see any issue with switching from ...Semi-synthetic hypoid gear oil with extremely high performance reserves. Outstanding aging stability. ... API GL4, API GL5, API MT-1 . LIQUI MOLY also recommends this product for vehicles or assemblies for which the following specifications or original part numbers are required. DAF, Eaton, MAN M 3343 Typ M, Scania STO 1:0, ZF TE-ML 02B, ZF TE ...271. 53K views 7 years ago. Basically the biggest question about GL-5 fluid seems to be: Can I use GL-5 fluids in applications that call for GL-4? Google “GL-5 vs. GL-4”...Any quick answers on this one. Local WalMart is selling 80/90 Gear oil GL5 but it doesn't say anything about being compatible with Massey M1103. According to Big Dean, the guru of Masseys, "The oil used in MF35s is an 80/90 wt. Trans/Hyd oil it is not the same as the SAE 80/90 wt gear oil...In addition to EP additives, these lubes contain rust inhibitors, defoamants, friction modifiers, thickeners, and Viscosity Index Improvers.”. So it sounds like ‘most’ GL-5 oils might be OK. But that’s just from this source. The SX4 MY09 owner manual strongly recommends the GL-4 75W90 gear oil. My dealer put the GL-5 (75W90) as the GL-4 ...

A traditional GL-4 gear oil of any given viscosity has about ½ of the level of sulfur/phosphorous additive that would be in the GL-5 product, so the bond is not as strong, and therefore can be peeled off without peeling a layer of brass (or less brass). This means that the GL-4 product provides a little less extreme pressure protection, so in ...Mazdaspeed 3 takes the same oil as Mazda3 which is API GL-4 or GL-5 in a 75W-90 viscosity. Mazdaspeed3 also contains limited slip and would need an additive with some gear lubricants. AMSOIL GL-5, 75W-90 (product code SVG) does contain a small amount of limited slip additive.Can you mix gl4 and gl5 gear oil? Some people may think that GL-5 and GL-4 are interchangeable, but they are not. Each grade of oil is designed for a specific purpose. GL-4 is a gear lubricant meant for manual transmissions, while GL-5 is formulated with additional additives to protect the gears in hypoid differentials.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. As for the difference between GL4 and GL5, it only matters to (a ) f. Possible cause: For some comparisons, here are three of Amsoil's products, all synthetic. .

GL-5/MT-1 gear oil is no safer to copper-alloy synchronizers or thrust washers than non-MT-1 GL-5 gear oil is; gearboxes containing any copper-alloy (copper, brass, bronze) parts REQUIRE a true GL-4 lubricant and should never be filled with any GL-5 oil. GL-5 IS suitable for differentials, though, and is a better choice for them.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.

1129 posts · Joined 2005. #2 · Jul 6, 2006. I would recommend Redline MT-90 tranmission fluid. I have this fluid in my trans in my 2005 Mazda 3 and it makes the synchros work faster and gives you smoother shifts. It is rated as a GL-4 fluid and is 75w-90 so it meets the specs provided by Mazda. According to the specs sheet provided with the ...My first choice is Valvoline 80W90 conventional GL4/5 gear oil. ... gear lube that meets BOTH GL4 *and* GL5. That typically means a GL5 w/ it's respective EP additives that have been either buffered or fundamentall modified so as to be non-corrosive to synchros. The ONLY conventional 80W90 GL4/GL5 I am aware of ANYWHERE is Valvoline 'High ...Fully Synthetic Hypoid Gear Oil (GL4/5) SAE 75W-90 . SKU: 22090 . 1 l, 22083 . 20 l. ... Specifications / Approvals: API GL4/GL5/MT-1 LIQUI MOLY also recommends this product for vehicles or assemblies for which the following specifications or original part numbers are required: BMW 83 22 2 365 987/Synthetik OSP, MB 235.8/235.11, ...

High-performance gear oil based on selected base oils. With special 271. 53K views 7 years ago. Basically the biggest question about GL-5 fluid seems to be: Can I use GL-5 fluids in applications that call for GL-4? Google “GL-5 vs. GL-4”... GL4 spec gear oil is good for brass , GL5For travelers looking for a compact and convenient backpac SKU: 25037. 250 ml. Fully synthetic high-performance gear oil with extremely high performance reserves. Ensures assemblies function perfectly, even under extreme operating conditions and when exposed to large temperature fluctuations. Meets the requirements for API GL4 and GL5 performance categories and corresponds to SAE … Gear oil (or gear lube), also referred to as gear lube, plays an GL5 gear oil is more affordable than GL6 gear oil, but it offers a different level of protection and performance. It also tends to cause more noise and friction. On the other hand, GL6 gear oil offers improved lubrication, enhanced durability, better temperature control, reduced noise, and cleaner operation. Read Also : GL5 Vs GL4 … May 5, 2006 · From what I understand MT-1Vehicles use more than just engine oil. They also use The GL5 lubes are an extreme pressure (EP) variant of gear oil My first choice is Valvoline 80W90 conventional GL4/5 gear oil. ... gear lube that meets BOTH GL4 *and* GL5. That typically means a GL5 w/ it's respective EP additives that have been either buffered or fundamentall modified so as to be non-corrosive to synchros. The ONLY conventional 80W90 GL4/GL5 I am aware of ANYWHERE is Valvoline 'High ... Description. GL-1. Active. The designation API G Amsoil sells the synthetic gear lube. It's is compatable with the GL-5 spec and states that it can be used where GL-4 is recommended. I use it in my vehicles diffs and trans. Haven't switched the MG over yet but will do so when I have it apart for paint. Reply.Jan 2, 2011. #21. The use of dual rated (GL4 and GL5) oils in synchronized manual transmissions is controversial and people will argue forever about it. Personally i wouldn't do it. Reasons: GL5 diff oils have increased amounts of friction modifiers to ensure slipperiness; these can interfere with synchro function. 262 posts · Joined 2004. #1 · AEvery year, an estimated Rs3,000 crore ($500 million) wo By Staff Writer Last Updated December 07, 2023. The main difference between GL-4 and GL-5 gear oils is how much extreme-pressure additive has been included in the mix. GL-5 oil has roughly twice as much of the EP additive as GL-4. Gear oils all include some level of sulfur or phosphorous additive. This additive coats the gears and wears off as ...What is the difference between API GL-4 and API GL-5 Gear Oils? The Difference between GL-4 and GL-5 Gear Oils. Many people are confused about API gear oil classifications. It is a common belief that API GL-5 oils can be used where API GL-4 requirements are specified.