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Posted: 03/21/2023

Understanding the Different Types of Transmission Fluid



Transmission fluid is an integral part of your vehicle's function, helping move power from the engine to all other parts. With so many different types of transmission fluids available, it can be confusing as to which one you should use for your particular car. Let's walk through the different types of transmission fluid and help you to find the correct one for your vehicle.



An Overview of Different Types of Transmission Fluid


An automobile is an intricate machine with many working parts and fluids. One of the most important fluids in the operation of a vehicle is transmission fluid, which aids in lubricating the components within a car's transmission system, letting the transmission convert engine power into force which turns the wheels. It also helps to dissipate heat away from moving parts and keeps the system clean by collecting dirt particles and other debris, almost like a radiator for the transmission system.


What Types of Transmission Fluid Are Available?


There are several types of transmission fluid available including conventional, synthetic blend, full synthetic and dual-clutch formulas. Conventional oils provide sufficient lubrication at lower costs while full synthetic varieties have superior protection against extreme temperatures and last longer before requiring changes. 


Synthetic blends combine both qualities while dual-clutch fluids are specifically designed for vehicles equipped with automated manual transmissions that require such a product. Taking car care measures and performing regular maintenance can help to ensure a longer-lasting drivetrain and smoother shifting as well as offer peace of mind on the road. While it may be tempting to go with conventional transmission fluid due to the price point, we advise that it's generally a better idea to go with synthetic, whether it be a synthetic blend or a full synthetic.


The Benefits of Using Synthetic-Blend Transmission Fluid


Engines require lubrication to properly function, and transmission fluid is a critical component of that lubrication. Synthetic-blend transmission fluid is an increasingly popular option when it comes to maintaining your car's engine. 


Not only does synthetic blend transmission fluid provide superior lubrication protection due to its advanced additives and improved viscosity characteristics, but it also helps prevent leakage and deposits in the form of sludge or dirt which can cause severe damage. Additionally, this type of fluid is more resistant to extreme temperatures, something that a conventional oil will not be able to protect against. 


This means your engine will stay running smoothly for longer periods of time with fewer maintenance problems than when using a traditional oil. In summary, synthetic-blend transmission fluid reduces the risk of engine damage due to leaks and other wear and tear, ensures better lubrication protection from extreme temperatures, and may reduce maintenance costs long-term.


Understanding Different Types of Manual and Automatic Transmission Fluid


While automatic and manual transmission fluid, often referred to as ATF or MTF respectively, have the same role within a transmission, the difference between the two fluid types is distinct. ATF is specifically formulated for automatic transmissions, offering essential lubrication, cooling, and friction management to ensure smooth gear shifts and optimal performance. It contains unique additives to handle the higher heat and pressure in automatic systems. In contrast, MTF is thicker and designed for manual transmissions, focusing on providing adequate lubrication and protection to the gears. While the full answer is a good deal more complicated than this, it’s worth noting and being aware of when you’re purchasing transmission fluid.

How Do I Find Out What Type of Transmission Fluid I Need?


To make sure that your vehicle is getting the correct transmission fluid, start by consulting your owner's manual. In the manual, you should find a list of the recommended oils and types that you should use. If your model has been running smoothly on a certain brand of fluid in the past, stick with that when refilling the transmission to ensure a smooth ride. If you've noticed transmission problems, it may be worth discussing a potential change of transmission fluid with your professional technician.


There are also over-the-counter fluids that are formulated specifically for certain cars. Reading up on product reviews can help you choose among these options as well. Either way, making sure you know what type of oil and brand is best for your car will keep it running in peak condition for many years to come.


How Often Should You Change Your Transmission Fluid?


Transmissions are one of the most important parts of a vehicle, as they allow you to shift gears when driving. Just like any other part of your car, your transmission needs regular maintenance. One key aspect of this maintenance is making sure that the transmission fluid is replaced regularly. How often you need to replace it varies depending on how often you drive and what type of vehicle you have.


If you have an older car with higher mileage, then you’ll want to change it at least every two years or 30,000 miles (whichever comes first). On the other hand, if you use your car primarily for short trips and low speeds, then every 3-4 years or 50,000 miles should be sufficient. 


To ensure that your transmission stays in good shape for longer and that repairs don’t become necessary due to neglecting proper maintenance, make sure that you regularly check your owner’s manual and uphold the manufacturer’s guidelines for changing out your transmission fluid.



Transmission Fluid





What Happens if You Don’t Change Your Transmission Fluid Regularly?


Not regularly changing your transmission fluid could have dire consequences for your vehicle. The transmission fluid lubricates the internal components of the transmission, helping them to operate smoothly and ensuring that they don’t overheat; if it becomes contaminated or dirty, these components may start to degrade more quickly over time. 


Without a proper lubricant, parts can start to corrode and grind together, resulting in expensive mechanical damage that needs costly repairs or even a replacement of the entire transmission system. To ensure you're able to go from one place to another reliably, make sure that you stay on top of changing your transmission fluid according to manufacturer guidelines.


Overall, it’s important to understand the type of transmission fluid your vehicle needs and how often you should be changing it. Whether you choose conventional or synthetic-blend fluid, make sure to follow the manufacturer’s recommendations for frequency and quantity. 


When in doubt, take your car in for a checkup with a professional technician that specializes in transmissions. In addition, if you find yourself facing transmission trouble already, don't hesitate to give a certified mechanic a call and have them help get your car running smoothly again. Taking the time to educate yourself on all the details surrounding transmission fluid can save you money and hassle in the long run.


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