80W90 VS 75W90 Gear Oil
Like most people, you probably don’t think about your car’s gear oil very often. But did you know there are different gear oil types designed for a specific purpose? This blog post will discuss the differences between 80W90 and 75W90 gear oils and help you decide which one is best for your vehicle.
80W90 VS 75W90 Table
We will discuss the pros and cons of each type so that you can make an informed decision!
80W-90 Oil | 75W-90 Oil |
 |  |
Lucas Oil LUC10043 | Valvoline SynPower 75W-90 |
SAE 80W-90 lubricant and synthetic gear oil | SAE 75W-90 full synthetic gear lubricant oil |
It will be quite thicker than 75W-90, that’s why fuel economy will suffer. | It’s thicker when illuminated to high heat and thinner under colder, wintry conditions. |
This 80w-90 gear oil performs better in the warm or hot climate. | It also gives better performance in the warmer climate. |
Automotive Equipment and tools, paint/body tools and equipment and, automotive body repair tools. | Automotive, gear, oils, transmission and, differential lubricant. |
80w-90 gear oil protects the engine and gear against severe temperatures | 70w-90 gear oil stands up to high temperatures without losing its lubricity |
Contains special anti-wear and lubricity agents | Formulated to maintain excellent low temperature fluid protection |
Used in automatic and manual transmission, and helps the gears in running or shifting smoothly | Used in several applications, like; Limited-Slip differentials, Manual transmissions, helps and protects the gear from significant damage. |
Why Compare?
To remove this confusion and worry, we will compare these products side by side accurately so that you can find a better solution for keeping your car or truck’s gear option safe and running. Once you know the similarities and differences between these two products (gear oils), you can select a better option and buy the best one.
Now that we’ve looked at the basics of each type of gear oil, let’s take a closer look at the pros and cons of each one. The main difference between 80W90 and 75W90 oil types is the viscosity. Viscosity is a measure of an oil’s resistance to flow. The higher the viscosity, the thicker the oil and the more resistant it is to flow.
80W90 gear oil has a higher viscosity than 75W90 gear oil, which is thicker and more resistant to flow. This makes 80W90 gear oil a better choice for vehicles that operate in high temperatures and under heavy loads because it will provide more protection against wear and tear.
75W90 gear oil has a lower viscosity than 80W90 gear oil, meaning that it is thinner and less resistant to flow. This makes 75W90 gear oil a better choice for vehicles that operate in moderate temperatures and under moderate loads because it will provide more lubrication and reduce wear and tear.
Viscosity
The viscosity of gear oil is essential because it determines how well it will protect your gear. The higher the viscosity, the better the protection. 80W90 gear oil is a good choice for vehicles that operate in high temperatures and under heavy loads because it will provide more protection against wear and tear.
75W90 gear oil is a good choice for vehicles that operate in moderate temperatures and under moderate loads because it will provide more lubrication and reduce wear and tear. If you are unsure which oil to use, consult your vehicle’s owner’s manual or ask a qualified mechanic.
Climate
Another factor to consider when choosing a gear oil is your climate. Suppose you live in an area with moderate temperatures. In that case, 75W90 gear oil is a good choice because it will flow more efficiently and provide better lubrication for your gears.
If you live in an area with high temperatures, 80W90 gear oil is a better choice because it will provide more protection against wear and tear.
Engine Type
The engine type in your vehicle is also a factor to consider when choosing a gear oil. If you have an older engine with a limited-slip differential, 80W90 gear oil is a better choice because it will provide more protection against wear and tear.
If you have a newer engine with a locking differential, 75W90 gear oil is a better choice because it will provide more lubrication and reduce wear and tear.
Driving Habits
Your driving habits are also a factor when choosing a gear oil. If you drive in stop-and-go traffic or do a lot of heavy braking, 80W90 gear oil is a better choice because it will provide more protection against wear and tear.
If you drive on the highway or do a lot of accelerating, 75W90 gear oil is a better choice because it will provide more lubrication and reduce wear and tear.
Operating Temperature
Gear oils need to work in a lot of different temperatures. This gear oil works in high temperatures, from 300F to 350F. 75W-90 is a type of gear lubricant that is stable and can resist thermal damage. It is recommended for use in all types of vehicles.
80W90 gear oil can work in tough environments. It can work in cold conditions (-20 F) and hot conditions (+410F). 80W90 gets a 9/10 rating for performance, while 75W90 gets a 7/10 rating.
Additives
Additives are used to improve the performance of gear oils. The most common additive is zinc. Zinc protects against wear and tear, and it also provides corrosion protection. 80W90 gear oil has more zinc than 75W90 gear oil, providing better protection against wear and tear.
Conclusion
Both 80W90 and 75W90 gear oils have their benefits and drawbacks. The best oil for your vehicle depends on various factors, including climate, engine type, driving habits, and operating temperature. If you are unsure which oil to use, consult your vehicle’s owner’s manual or ask a qualified mechanic.
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