4 Best Transmission Fluid for 68RFE 2024

Reviewed By: Joses Peter

Vehicle maintenance is an essential and one of the biggest sectors of the automobile industry. Almost each and every mechanical or moving part of a vehicle requires proper and regular maintenance to ensure a smooth and reliable performance.

The transmission of a car is an important part and plays a major role in the performance and longevity of the vehicle. To ensure proper care of the car, it is necessary to use transmission fluids properly and regularly.

In today’s automobile industry, there are hundreds of transmissions and transmission fluids available. You will have to choose a liquid that suits the transmission of your vehicle and meets all the necessary requirements.

Best Transmission Fluid for 68RFE

The 68RFE is an exceptionally designed transmission and requires suitable transmission fluid to provide the best performance. While there are several transmission liquids to choose from, not all of them are worth using. In this guide, I’ll discuss some of the best transmission fluid for 68RFE options available in the industry.

Comparison of Top 4 68RFE Transmission Fluid

Castrol - 03520-3PK 03520C TRANSMAX DEX/MERC ATF
★ OUR #1 PICK! ★
Castrol – 03520-3PK 03520C TRANSMAX DEX/MERC ATF
  • Size: 1-Gallon
  • Type: DEX/MERC ATF
  • Compatibility: Recommended for Ford and General Motors vehicles and any other vehicle where DEX/MERC ATF are recommended.
  • Country of Origin: USA
Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil
Valvoline Advanced Full Synthetic SAE
  • Size: 5-Quarts
  • Type: Full Synthetic SAE
  • Compatibility: Recommended for vehicles containing 68RFE transmission.
  • Country of Origin: USA
Mopar 68218057AB ATF+4 Automatic Transmission Fluid
Mopar 68218057AB ATF+4
  • Size: 1-Quart
  • Type: ATF+4 Automatic
  • Compatibility: Recommended for transmission fluid for all vehicles factory filled with ATF+4.
  • Country of Origin: USA
Polaris Off Road AGL Automatic Gearcase Lubricant and Transmission Fluid
Polaris Off Road AGL Automatic Gearcase Lubricant
  • Size: 1-Gallon
  • Type: Automatic Transmission Fluid
  • Compatibility: 2019 ACE 500 –, 2019 ACE 570 EPS, 2019 ACE 900 XC Edition, 2019 General 1000 EPS, 2019 General 1000 Deluxe EPS and much more.
  • Country of Origin: USA

Best Transmission Fluid for 68RFE Reviews

Castrol – 03520-3PK 03520C TRANSMAX DEX/MERC ATF

Even if you do not know much about the automobile industry, you must have surely heard of Castrol. The brand has a spotless reputation due to its outstanding performance and quality, and the TransMax DEX/MERC ATF meets the standards of the company.

Castrol - 03520-3PK 03520C

Exceptional Damage Prevention

It is an ATF that comes with several outstanding additives. The formulation of the liquid along with the additives lubricate the internal gears and belts present in the transmission. These gears and belts are often damaged due to friction or wear and tear when the internal parts collide with each other. The lubrication provided by the transmission oil prevents the damage to the transmission and allows the gears and belts to function effortlessly.

Top Grade Additives

As mentioned above, this transmission oil features various top-quality additives that allow the product to provide a splendid performance. Additives such as anti-noise, anti-shuddering, anti-foaming, and many more prevent noise, shaking, and the deposition of grime, acid, and similar contaminants. These help the transmission to perform for a longer period.

Outstanding Compatibility

It is one of the few transmission oils available in the market right now that is compatible with the majority of car brands and models. However, there are a few vehicle models that do not function as smoothly as they were supposed to after the use of this transmission liquid, but it is completely suitable for 68RFE.


  • Prevents damage in the transmission
  • Ensures exceptional transmission durability
  • Reduces noise and shaking while driving
  • Reduces the accumulation of contaminants


  • Does not work with a few car models

Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil

In the automobile industry, Valvoline is one of the few names that do not require any introduction. The Valvoline Advanced Full Synthetic is one of the top-performing Trans fluids and is well-known for its quality and performance.

Valvoline Advanced Full Synthetic SAE 5W-20

Extraordinary Transmission Performance

This fluid features a 100 percent synthetic oil base which ensures better protection and performance compared to traditional transmission liquids. It coats the internal parts of the transmission with a protective layer reducing the risk of damage and minimizing the possibilities of clutch breakdown. This allows the transmission to last for a longer period and work properly.

Improves Fuel Efficiency

Along with the performance and durability, it also improves the fuel efficiency of the vehicle. This means that the car uses the minimum amount of fluid to travel one mile. This feature allows car owners to save money on fuel while also minimizing the hassle of traveling to the gas station. Not only that, but it also reduces the operating temperatures of the transmission, allowing it to perform properly in both low and high temperatures.

Noticeable Compatibility

It is compatible with the majority of transmission types and vehicle models in the market and works efficiently to offer a smooth performance. However, this product is not suitable for a few non-American car manufacturers but it is compatible with the 68RFE transmission.


  • Improves the transmission performance
  • Ensures better fuel economy
  • Reduces the risks of clutch breakdown
  • Fully synthetic fluid


  • Not compatible with a few non-American car manufacturers

Mopar 68218057AB ATF+4 Automatic Transmission Fluid

The Mopar ATF+4 is one of the most preferred liquids in the industry due to its superior quality and outstanding performance. Similar to the Valvoline transmission fluid mentioned above, it also comes with a fully synthetic base and ensures better performance and longevity.

Mopar 68218057AB ATF+4

Superb Additives

One of the features of ATF 4 transmission oil that really stands out is the high quality additives that it contains. It is equipped with cleaning, anti-noise, anti-foaming and many more agents that improve the functionality of the fluid by a notch. The cleaning and anti-foaming additives work to prevent the accumulation and deposition of grime, acid, and so on. The anti-noise prevents the noise produced by the transmission during acceleration.

Splendid Performance

This Tranny fluid works with the internal parts such as gears and belts in the transmission and coats them with a protective layer. This protective layer prevents these internal moving parts from damage due to friction, rusting, and so on. It also lubricates the shifting gears of the vehicle while allowing the driver to shift the gears while driving.

Extraordinary Compatibility

This liquid works efficiently with all automatic transmissions and is compatible with several car manufacturers and models. However, it is not suitable for use in any transmission other than automatic.


  • Superior transmission performance
  • Reduces noise while accelerating
  • Enhances driving experience
  • Protects rusting and friction
  • Helps to prevent transmission failure


  • Not suitable for transmissions other than automatic

Polaris Off Road AGL Automatic Gearcase Lubricant and Transmission Fluid

Last but not least, I’ll discuss the Polaris AGL Full Synthetic ATF. It comes with a full synthetic oil base similar to the Mopar transmission fluid mentioned above and is popular for its formulation and performance.

Polaris Off Road AGL

Top Quality Additives

Along with the full synthetic oil base, this transmission liquid features various industry-leading additives that work to improve the functionality of the transmission. The cleaning additives prevent the deposition of pollutants such as grime, dirt, debris, and so on. These agents present in the liquid reduce the noise and shuddering of the transmission during acceleration and make it easier for the driver to shift gears while driving.

Low Operating Temperatures

This fluid works with the internal gears and belts of the vehicle and lubricates them to enhance their functionality and longevity. It improves the heat stability of the transmission, allowing it to offer smooth performance in both low and high temperatures. This prevents the damage caused by overheating and allows the car to function for a longer time.

Versatile Compatibility

This product is compatible with several car models and transmissions in the industry. However, it is not suitable for use in quite a few transmissions, so make sure to check the compatibility before using it, but this fluid is 100 percent compatible with the 68RFE transmission.


  • Reduces operating temperatures
  • Improves vehicle longevity
  • Enhances engine functionality
  • Contains fully synthetic oil base
  • Increase transmission life


  • Not compatible with a few automobile models

How to Choose The Best Transmission Fluid for 68RFE

When it comes to purchasing the right transmission fluid for 68RFE, I’ve seen several car owners struggle with the process. To make things easier, I’ll discuss the key considerations you have to make while choosing a transmission fluid for 68RFE. These are:

Transmission Fluid Type

According to experts and car enthusiasts, you must only use ATF+4 when it comes to 68RFE transmission. The reason behind this is that ATF+4 automatic transmission fluids come with the properties that are required to enhance the performance and longevity of this specific transmission. Do not consider any fluid that claims to have similar properties or meet the requirements.

Brand Reputation

Over the years, you have witnessed several car owners go for transmission fluids that come with an affordable price tag and no brand value. I recommend the use of transmission liquids that are formulated by renowned brands and manufacturers to ensure the quality of the fluid.


You will find several transmission liquids in the industry that contain various additives and agents. However, you do not have to go for those fluids. Make sure that you understand the requirements of the 68RFE transmission and choose a fluid that has the necessary additives to meet these requirements.


Transmission fluid requires regular and proper replacement depending on the transmission properties. It is essential to ensure that the fluid you choose is widely available and can be easily accessed whenever your vehicle needs a fluid change.


Although the budget is not the primary deciding factor when it comes to transmission liquids, it is an important one. As discussed above, fluid needs to be changed frequently depending on the transmission. Thus, you will have to choose a liquid that fits your budget but has a good brand reputation and quality. Research the fluid market well before making a final decision and you will find several alternatives that come with a low price tag but provide efficient performance with the 68RFE transmission.

What Type of Fluid Is Suitable for 68RFE Transmission?

The 68RFE transmission is one of the top transmissions available in the automobile industry. Manufacturers and car experts recommend 68RFE transmission fluid type is only ATF+4 fluids for this specific transmission. The reason behind this is that it provides smooth performance and meets all the requirements of the 68RFE transmission.

Frequently Asked Questions – FAQ

How much transmission fluid does the 68RFE transmission require?

The amount of transmission fluid that the 68RFE takes varies depending on the pan size of the transmission. If the transmission pan is a stock pan, you will need about 10 quarts of fluid. However, if the transmission uses a deep pan, you will have to use about 14 quarts of liquid.

How often do you have to replace the 68RFE transmission fluid?

According to manufacturers and experts, you must replace the transmission fluid of 68RFE once every 35,000 miles. This is quite frequent compared to several other transmissions available in the industry.

What will happen If you use the wrong transmission fluid in 68RFE?

It is essential to make sure that you put the right transmission fluid in the 68RFE. In case, you put the wrong transmission fluid, it can severely affect the performance and longevity of the transmission. The fluid will not be able to lubricate and protect the internal gears and belts properly, making the internal parts prone to damage caused by friction, wear or tear, overheating, rusting, and so on.

Is the 68RFE transmission any good?

A 68RFE transmission is a great option for those looking for a reliable and durable transmission. It is built to last and can handle a lot of abuse. It is a great choice for those who want a transmission that will last them a long time.

How much horsepower can a 68RFE transmission handle?

The 68RFE is a six-speed automatic transmission that was introduced in 2007. It was designed for use in trucks and SUVs that have a gross vehicle weight rating of up to 26,000 pounds. The 68RFE is capable of handling up to 650 horsepower and 1,000 lb-ft of torque.

How hot is too hot for a 68RFE transmission?

There isn’t a definitive answer to this question as it depends on a number of factors, such as the specific 68RFE transmission in question, the operating conditions, and the level of maintenance. However, as a general guide, it is generally accepted that the maximum safe operating temperature for a 68RFE transmission is around 140 degrees Fahrenheit.

Final Words

In the automobile industry, the 68RFE transmission is one of the greatest transmissions introduced to the public. To make sure it provides amazing performance and lasts for a longer time, it is essential to choose the right transmission fluid.

While there are hundreds of options available in the market, only a few are suitable for the 68RFE transmission. The products I’ve discussed above are some of the best transmission fluid for 68RFE options available right now.

Make sure that you carefully consider the buying factors before finalizing a fluid for 68RFE transmission. If you are confused about which one to pick, have a discussion with your car dealer or mechanic.

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