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Best Hydraulic Jack Oil to Run Smoothly | Top 5 Picks in 2024

Hydraulic Jack Oil

Last Updated on March 23, 2023

It’s crucial to lubricate hydraulic jacks properly before using them for lifting or moving heavy things. Without the right hydraulic jack oil, the metal-on-metal contact can create heat and slow down the jack parts. This can lead to a loss in efficiency and even failure of the jack.

Using the best hydraulic jack oil is essential to keeping your jack in good working condition. This oil is designed specifically for hydraulic jacks, providing superior lubrication and protection against abuse and tear. With this oil, you can rely on your jack to do its job safely and efficiently.

But how do you find the ideal hydraulic oil for your jack? We’ve got your back with an insightful buyer’s guide. Plus, we’ll suggest five hydraulic jack oils that are currently popular. So, let’s get started.

Is Hydraulic Jack Oil the Same as Hydraulic Fluid?

Thermal stability oil for heat transfer

Yes. Hydraulic fluid is a type of hydraulic oil that transfers power within hydraulic machinery. There are two types of hydraulic fluid: synthetic-based and mineral-based.

Synthetic-based hydraulic fluid is made from man-made chemicals, while mineral-based fluids are made from petroleum products. Both types of hydraulic fluid are non-compressible and have a high flash point, which means they will not ignite easily.

For example, hydraulic jack oil is a type of hydraulic fluid specifically designed for hydraulic jacks. The best hydraulic fluid for floor jack oil has a higher viscosity than other types of hydraulic fluids, which helps improve the jack’s performance.

Can You Use Regular Hydraulic Oil in A Hydraulic Jack?

You may wonder if you can fill a hydraulic jack with ordinary hydraulic oil. The answer is that it depends on the type of hydraulic jack. Most hydraulic lifts and hoists contain metal surfaces, so using non-compatible hydraulic oil could damage the metal.

For this reason, hydraulic jack fluids do not corrode. In addition, regular hydraulic oil may not withstand the high temperatures generated by the hydraulic jack. So, if you use a regular hydraulic jack, it is best to use the recommended hydraulic fluid.

What Type of Oil Goes In A Hydraulic Jack?

Anti-wear properties hydraulic oil

Any type of oil can be used in a hydraulic jack if it meets the viscosity and lubrication requirements. Then again, some liquids are better suited for use in a hydraulic jack than others.

For instance, light oils like mineral or synthetic oil are great for a hydraulic jack because they have a high resistance to flow. This means that they will maintain their pressure for longer, making them ideal for use in a hydraulic jack.

Nevertheless, light liquids can also be more prone to leaking, so it is wise to check them regularly. Heavier oils like transmission fluid or motor oil are also suitable for use in a hydraulic jack. They have a lower resistance to flow, which means they will lose pressure more quickly.

In particular, they are less likely to leak and less affected by temperature changes. And they may be the most suitable option for a hydraulic jack.

Whichever oil you choose, make sure it’s suitable for your particular hydraulic jack. For your convenience, we’ve listed two of the most popular oils for hydraulic jacks below:

1. StarFire Premium Lubricants AW 32 Hydraulic Oil Fluid for Jack

StarFire Premium Lubricants AW 32 Hydraulic Oil Fluid for Jack

StarFire Premium Lubricants AW 32 hydraulic oil fluid is a high-quality product that is ideally suited for use in hydraulic systems. It resists thermal breakdown and provides outstanding wear protection, making it ideal for applications where reliability is key.

The fluid also resists rust and oxidation, ensuring a long service life. Moreover, it has excellent water separation properties, which prevent corrosion and protect sensitive components. Also, the fluid provides excellent foam control and air release, delivering consistent system operation.

What Makes This Product Helpful?

This hydraulic jack oil offers superior protection against wear and corrosion and also helps to keep equipment running smoothly for longer. Formulated from high-quality base stocks and additives, it meets or exceeds most hydraulic jack requirements.

Other hydraulic equipment, such as pumps and controls, can also benefit from using this oil. This product helps prevent wear and tear on these components by containing active anti-wear agents.

Good Things:

  • Disperses mucus well
  • The oil won’t oxidize, rust, or corrode
  • Suitable for a wide array of applications
  • Provides extraordinary equipment protection
  • Compatible with many other hydraulic oils


  • There might be a cost and quantity issue for some users

2. Hein-Werner HW93291 Blue Premium Hydraulic Jack Oil

Hein-Werner HW93291 Blue Premium Hydraulic Jack Oil

Hein-Werner HW93291 blue premium hydraulic jack oil is a specially formulated oil that is designed to be used in hydraulic jacks. It contains anti-foaming agents and rust inhibitors to help preserve the rubber and urethane seals in the jack.

And it is non-corrosive, so that it won’t damage the metal parts of the jack. This oil is available in a gallon size. Plus, it’s eight pounds, so it’s easy to store and transport.

What Makes This Product Helpful?

Hein-Werner hydraulic jack oil is a must-have for anyone who owns a hydraulic jack. This oil is specially formulated to provide superior performance and protection for your jack. It helps to keep your jack running smoothly, ensuring that it can safely and efficiently raise or lower your car or truck.

Without premium oil, you are likely to end up with a broken jack and an expensive repair bill. Make sure you always have Hein-Werner hydraulic oil on hand, just in case.

Good Things:

  • Specially formulated hydraulic jack oil
  • Long-lasting, thick oil resists foaming
  • Reduces hydraulic wear for longer jack life
  • Operating temperature span of -65°F to 100°F
  • Protects against rust and corrosion


  • Only available in one size
  • Direct skin contact can cause irritation

What Is the Best STA-Lube Hydraulic & Jack Oil SDS?

Hydraulic oil for hydraulic system

Use top-of-the-line hydraulic and jack oil to protect your investment and keep your equipment running smoothly. That’s why so many people trust STA-Lube products.

STA-Lube has a long history of producing high-quality lubricants, and their hydraulic and jack oil is no exception. This oil is designed to meet or exceed the Society of Automotive Engineers (SAE) standards.

It is also formulated to defend against rust and corrosion, and it can be used in both cold and hot weather conditions. If you’re looking for an SDS for this product, you can find it here:

➤ STA Lube Hydraulic Jack Oil

STA Lube Hydraulic Jack Oil

A high-quality jack oil, STA Lube hydraulic jack oil is ideal for industrial applications. The oil protects against corrosion, oxidation, foaming, and degradation for hydraulic systems and fluid drives.

It is also non-detergent and compatible with all hydraulic fluids, making it a versatile option. Moreover, the oil is suitable for use in all kinds of environments as it has a wide temperature range.

What Makes This Product Helpful?

Sta-Lube hydraulic oil is a professional-grade hydraulic jack oil designed to keep your equipment running longer. This premium lubricant contains anti-rust, anti-oxidant, and anti-wear additives that provide long-lasting performance.

It’s designed to work with hydraulic systems and fluid drive units, making it the perfect choice for anyone who wants the best in terms of quality and reliability.

Good Things:

  • Revives old floor jacks
  • Can be used with any hydraulic fluid
  • Sold in a convenient bottle size
  • Works well under pressure
  • A great product at a great price


  • Without a funnel, adding oil to the jack might be tough

Which Johnsen’s Hydraulic Jack Oil Is Best?

Which Johnsen's Hydraulic Jack Oil Is Best

It’s no secret that Johnsen’s makes some of the top hydraulic jack oil on the market. But with so many different products to choose from, it can be confusing to know which one is right for your needs.

Here is a quick rundown of Johnsen’s most popular jack oil model to help you make the ideal decision:

Johnsen’s Hydraulic Jack Oil

Johnsen's Hydraulic Jack Oil

Johnsen’s hydraulic jack oil is a premium oil designed to reduce friction and perform well in various temperatures. It is formulated with foam-preventing additives and corrosion inhibitors, making it a great choice for use in hydraulic jacks.

This oil can also be mixed with other jack lubricants, making it a versatile option for your needs. With its high-quality performance and mixability, Johnsen’s oil is a great choice for your needs.

What Makes This Product Helpful?

Johnsen’s lubricant for hydraulic jacks is a superior all-purpose lubricant that inhibits rust, reduces friction, and resists high temperatures, freezing, and moisture. This means it can be used for auto parts, industrial equipment, and hand tools without issue.

Aside from its versatility, this oil is also safe for food processing equipment that doesn’t touch food. So if you’re looking for a versatile oil, Johnsen’s hydraulic jack oil is the perfect option.

Good Things:

  • A great all-purpose lubricant
  • Prevents squeaks and prolongs the life
  • Lubricates auto parts, machinery, and hand tools
  • Rust and friction-resistant
  • Stands up to humidity, freezing, and hea


  • Chemicals in the oil can be harmful if inhaled or eaten

Why Should You Use Bars Hydraulic Jack Oil with Stop Leak?

Why Should You Use Bars Hydraulic Jack Oil with Stop Leak

Over time, even the best quality jack oil can break down and begin to leak. That’s where Bars hydraulic jack oil comes in. This unique formula not only lubricates and protects seals, but it also contains additives that help to repair minor leaks.

And it is an ideal choice for maintaining your hydraulic jack. Using this oil to stop leaks can help prolong your jack’s life and keep it operating at peak performance. You can check it out:

Bar’s Leaks Jack Oil with Stop Leak

Leaks Jack Oil with Stop Leak

If you are experiencing a leak with your floor or bottle jack, Bar’s Leaks jack oil with stop leak additives can help. This product is designed to stop leaks in all types of jacks and snow plows and be compatible with all types of fluids, including petroleum-based, mineral oil, and synthetic fluids.

It comes in a 12.5-ounce bottle and is non-foaming, non-clogging, and non-corrosive. Plus, it is designed to stop not only current leaks but also prevent future leaks from happening. Simply add the oil to your jack and enjoy leak-free use.

What Makes This Product Helpful?

With Bar’s Leaks hydraulic jack oil, you can stop leaks and prevent them from happening in the first place. This oil is specially designed to work with all types of jacks, including floor models, and it’s non-corrosive, non-foaming, and non-clogging.

So if you find yourself adding oil to your jack more often than you’d like, it’s time to invest in some Bar’s Leaks oil for hydraulic ones. And because it mixes with all approved hydraulic jack oils, you can use it confidently, knowing it won’t void any warranties.

Good Things:

  • It works on all bottle lifts
  • Prevents leaks and O-rings
  • Mixes with all hydraulic jack oils
  • New jacks are protected from leaks
  • Clog-free, non-corrosive, and non-foaming


  • You might have trouble using the cap on some jacks

All these oils for hydraulic jacks are great choices for your needs. Each has unique features that make it a valuable addition to your toolkit. So whether you need an oil that can do it all or one that specializes in stopping leaks, you will find the perfect option from this list.

Comparison Table of the Best Hydraulic Jack Oils

ProductLiquid VolumeItem WeightItem Dimensions
StarFire Premium Lubricants SF AW 32 Hydraulic Oil 5G5 Gallons‎38.2 Pounds‎15.2 x 10.6 x 9.5  Inches
Hein-Werner HW932941 Gallons8 Pounds‎14.25 x 12.5 x 14.25 Inches
Sta-Lube 255232 Fluid Ounces‎2.01 Pounds‎4.75 x 2.5 x 7.5 Inches
Johnsen’s 559432 Fluid Ounces2.02 Pounds‎10 x 4 x 2 Inches
Bar’s Leaks ‎HJ12‎11.7 Ounces‎1 Pound‎6.6 x 3.6 x 3.4 Inches

How to Choose the Best Hydraulic Jack Oil?

How to Choose the Best Hydraulic Jack Oil

Now you have seen some of the top-quality hydraulic jack oils on the market, it is time to choose the best one for your needs. But by taking the time to consider your needs, you can narrow down the options and find the perfect oil for your jack.

Here are a few things to keep in mind when making your decision:

Wear Protection

When you are in the market for jack oil, make sure that you get a product that will provide good corrosion protection. One way to determine this is by looking for a high viscosity index.

The higher the viscosity index, the better the oil will be at resisting changes in viscosity due to temperature changes. This means the oil will maintain its protective properties better over a wide range of temperatures.

There are also additives that are added to the oil. Some additives can help to improve the wear protection of the oil, so it is worth checking to see if the oil you are considering has these additives.

You should also check the manufacturer’s specifications to see what they say about the oil’s abrasion protection. Considering all of these factors, you can be sure that you are getting oil that will provide good friction protection for your hydraulic jack.

Clog Free

When you buy hydraulic jack oil, you want to ensure you get a quality product that will not clog your jack. There are a few things you can look for to determine if an oil is clog-free.

  • Check the oil’s specifications first. A good hydraulic jack oil will have a low viscosity, so it will flow easily and not be too thick.
  • Next, read the manufacturer’s instructions. Quality oil will be designed in hydraulic lifts and will not require frequent changing.
  • And finally, ask around. Talk to other people who use hydraulic lifts and see what kind of oil they use.

By following these tips, you can be sure you are getting clog-free hydraulic jack oil.

Anti-Rust and Oxidation

Determining the anti-rust and anti-oxidation properties of hydraulic jack oil is also crucial. This can be done by looking at the label on the oil bottle. There should be a percentage on the label for anti-rusting and deoxidation. This will give you an idea of how well the oil will protect your hydraulic jack from rust and oxidation.

You also want to look for an oil with additives that help to improve the oil’s anti-corrosion and oxidation characteristics. And when in doubt, you can always ask the manufacturer about the oil’s rust-prevention and oxidation capabilities.


You have to consider a few things when buying hydraulic jack oil to ensure that it’s non-corrosive. The first thing that you need to do is read the labels on the products. You want to find an oil that is specifically labeled as being non-corrosive.

Next, check the manufacturer’s website or contact customer service for more information. Furthermore, you can always ask a salesperson for help in choosing the right product for your needs. By following these steps, you will get non-corrosive jack oil.

Seal Leaks

Consider the sealing capabilities of the oil before purchasing it for your hydraulic jack. The seal is what keeps the oil in the jack and prevents it from leaking out. A good seal will keep the oil in the jack even under high pressure and temperature conditions.

To determine the sealing capabilities of oil, you can look at its viscosity index. The viscosity index determines how effective oil is at sealing. Another factor to consider is the pour point of the oil. The lower the pour point, the better the oil seals.

Considering these factors will ensure that you buy hydraulic jack oil that will perform well.

Temperature Range

The temperature range of hydraulic jack oil is determined by the climate in which it will be used. For example, if the oil is used in a cold climate, it needs to have a lower freezing point so that it does not solidify.

Conversely, if the oil is used in a hot climate, it needs to have a higher boiling point, so it does not vaporize. The oil’s viscosity is also important. If the oil is too thick, it will not flow properly, and if it is too thin, it will not provide adequate lubrication.

To determine the best oil for your specific needs, consult your local dealer or the manufacturer of your hydraulic jack.

Mixable with Other Oils

If you’re buying hydraulic jack oil, check to see if it’s mixable with other oils. This will let you know if it is safe to use with other oils that you might have. You don’t want to use an oil that is not mixable because it could cause problems.

You also don’t want your oil to be too thick because it will not flow well and could cause problems. The best way to determine the mixable with other oils is to look for oils with low viscosity. This means that it will flow easily and be less likely to cause problems.

Easy-to-Use Design

When looking at hydraulic jack oil, make sure it’s easy to use. You don’t want to struggle to pour the oil into the jack. The oil should also have a good nozzle to easily control oil flow.

The design of the bottle is also important. You want to easily grip the bottle and pour the oil without spillage. By following these steps, you can be sure you’re getting an easy-to-use jack oil.

Difference between Hydraulic Oil and Hydraulic Jack Oil

Difference between Hydraulic Oil and Hydraulic Jack Oil

Hydraulic oil is a type of fluid used in hydraulics, a technology that uses the application of pressure to activate a force. Incompressible hydraulic fluids have a high specific gravity. It’s also temperature-resistant and has a high viscosity, so it keeps its shape under pressure.

Hydraulic jack oil is a special type of hydraulic oil designed for use in hydraulic jacks, which are devices that use hydraulic pressure to raise or lower heavy objects. The viscosity of hydraulic jack oil makes it more temperature- and pressure-resistant than ordinary hydraulic fluid.

It also has a higher flash point, which means that it can withstand higher temperatures before it begins to break down. And hydraulic jack oil can better protect the components of a hydraulic jack from damage and tear.

How Much Oil Does a Hydraulic Floor Jack Hold?

The amount of the best floor jack oil in your jack will determine how high your jack will lift and how much pressure it can exert. Too little oil will result in a weak jack that can’t lift heavy loads, while too much oil can cause the jack to leak or even explode.

Ideally, you should fill your jack so that the oil is 5/16″ below the fill hole. This will ensure that your jack has enough oil to function correctly without overfilling it and causing problems.

If you’re not sure how much oil to add, it’s better to err on the side of caution and add a bit less rather than risk damaging your jack by adding too much.

How to Refill Advanced Auto Hydraulic Jack Oil?

How to Refill Advanced Auto Hydraulic Jack Oil

Many people don’t realize that their hydraulic car jacks need to be regularly maintained to function correctly. Like any other machine, these jacks rely on a specific type of oil to keep them running smoothly.

Fortunately, refilling the oil in these jacks is relatively easy as long as you have the correct supplies on hand. Here is a step-by-step guide on how to do it:

  1. Begin by raising the hydraulic jack all the way up so that the reservoir is completely exposed.
  2. Next, use a funnel to carefully add new oil to the reservoir, being careful not to overfill it.
  3. Once the reservoir is full, lower the jack back down and test it out to make sure that it is working properly.

If you follow these simple steps, you should have no problem keeping your hydraulic jack in good working condition.

When Should Hydraulic Jack Fluid Be Changed?

As with any other type of oil, it’s important to change the hydraulic fluid in your jack regularly. Over time, the fluid can become contaminated and break down, leading to problems with your jack.

The frequency with which the fluid should be changed will vary depending on the manufacturer’s recommendations, but it is generally recommended to change the fluid within the first 100 hours and then every 1000 hours after that.

By following this schedule, you can help to ensure that your hydraulic system stays in good working order.

Why Does My Floor Jack Slowly Go Down?

Why Does My Floor Jack Slowly Go Down

As anyone who has ever used a floor jack knows, one of the most frustrating things that can happen is when the jack slowly starts to sink down, no matter how much you try to pump it up. There are a few possible reasons for this problem.

  • There’s a chance the jack’s fluid level is low. If there is a leak somewhere in the system, hydraulic fluid can slowly escape, and air can get in, which will cause the jack to lose its pressure.
  • The jack may have damaged O-rings or seals. These components are responsible for keeping hydraulic fluid from leaking out, so if they are damaged, it can cause the same issue as a low fluid level.
  • You could also have a worn-out or faulty pump. If this is the case, it will need to be replaced.

Luckily, these problems are relatively easy to fix, so if your floor jack is giving you trouble, don’t despair. You should be able to get it working again with a little troubleshooting.

Can I Use Engine Oil in a Hydraulic Jack?

The short answer is no. Engine oil is not the same as hydraulic fluid. The main difference is that hydraulic fluid is designed to withstand high temperatures without breaking down, while engine oil will start to degrade at lower temperatures.

Hydraulic fluid is also much thinner, like brake fluid, than engine oil, which can flow through the tiny spaces in a hydraulic system more easily. This helps to keep the system running smoothly and prevents clogs or other problems.

For these reasons, using the best hydraulic jack oil in your hydraulic jack is a necessity. Using engine oil can cause serious damage to the system and lead to expensive repairs.

We have come to the end of our discussion on hydraulic jack oil. Thank you for taking the time to read this article. We hope you found it insightful and informative. Feel free to reach out to us if you have more questions. Thank you for reading.

Best Hydraulic Jack Oil to Run Smoothly | Top 5 Picks in 2024

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