Best Brake Caliper Grease (Reviews & Buying Guide) 2021 | The Drive

2022-06-18 19:57:37 By : Mr. Sam Wang

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Brake caliper grease helps extend the life of your brakes by properly lubricating all of its components to avoid brake dust buildup, squeaking, and malfunction due to heavy wear and tear. Brake caliper grease varies in terms of consistency, noise/vibration reduction, operating range, and compatible connections to rubber, plastic, and metal.

Keep reading to learn more about the best brake caliper greases, including our top recommendations and answers to the most frequently asked questions.

Mission Automotive Silicone Paste Waterproof Dielectric Grease

Permatex Ultra Disc Brake Caliper Lube

CRC Brake & Caliper  Grease

Our reviews are driven by a combination of hands-on testing, expert input, “wisdom of the crowd” assessments from actual buyers, and our own expertise. We always aim to offer genuine, accurate guides to help you find the best picks.

Petroleum-based products underpin mineral oil-based formulas. it may or may not be mixed with additives to achieve better viscosity, consistency, and working temperatures. Generally, petroleum-based brake caliper grease performs worse with high temperature, high torque applications. Because of this, it is not as safe on wheel bearings as silicone and synthetic grease.

Note: mineral oil-based grease also runs louder than standard/synthetic greases with high-speed applications.

Consider synthetic grease the wild card of brake caliper grease. Synthetic greases offer a variety of different formulations with more or less viscosity, additives, moisture resistance, and extreme working temperature ranges. For example, some synthetic grease formulas use lithium or calcium along with additives to enhance working temperatures.

Many synthetic greases are also silicone-based, as opposed to conventional petroleum-based grease with mineral oil.

Silicone grease is a jack of all trades, known for its thick viscosity, consistency, and extreme working temperature range. Unlike oil-based greases, it is safer on more brake materials such as rubber, metal, wood, and glass.

Headquartered in Ohio, Permatex has been in the car care and repair product industry since 1909, now exporting products to more than 80 countries. It is the parent company beyond popular brand names like Versachem, Devcon, Spray Nine, and Fast Orange. Our favorite Permatex brake caliper greases are the Permatex Ultra Disc Brake Caliper Lube and the Permatex Ceramic Extreme Brake Parts Lubricant.  

Founded in 1958, CRC develops chemical solutions for the automotive, marine, and metalwork industries. Today, it sells more than 1,300 specialty products across four continents. Arguably its best brake caliper lubricant is the CRC Brake Caliper Synthetic Grease. 

Multinational conglomerate 3M is a consumer powerhouse, producing everything from adhesives to paint protection films. Today, it sells approximately $30 million annually in consumer goods with close to 100,000 employees. 3M Silicone Paste is an excellent choice.

Here are some of the more important features to consider when looking for brake caliper grease.

Viscosity refers to thickness. The higher the viscosity, the greater the friction protection, as it produces more stickiness that keeps the formula on your lubricated parts over time. This concept applies to any component, whether it be O-rings, calipers, disk brake pads, or self-adjusters.

 The best brake caliper grease holds extreme operating temperatures due to the excess heat generated by friction between calipers and brake pads metal-on-metal contact. Some lesser brake caliper grease formulas break down in heat. Our recommendation is to go with silicone and PFPE-type brake caliper grease formulas that can withstand temperatures between -40 and 392 degrees Fahrenheit. Polyglycol follows, working well in temperatures between -40 and 257 degrees Fahrenheit. Avoid PAOIs and ester-based formulas.

Pay close attention to a brake caliper grease certification. Some formulas are classified as all-purpose (AP) grease and other formulas are classified as multi-purpose grease. The difference between both lies in their stability and durability under immense pressure, with all-purpose grease holding higher operating temperatures, greater viscosity, and all-around better performance than the lighter-duty multi-purpose grease.

Note, some ingredients found in brake caliper grease formulas may not be compatible with your brake pad. For example, PAO and ester-based lubricants are known to attack plastics, whereas silicone and PFPE-formulas work better with plastic. When in doubt, opt for silicone-based brake caliper grease.

Many brake caliper grease formulas come with brushes. Look carefully and see if it's a bent versus a straight brush. Some users prefer one over the other based on how comfortable they feel during the application process.

Look at water resistance very carefully. Waterproof lubricants are better able to keep moisture out, preventing rust and corrosion.

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This silicone-based compound offers low viscosity and excellent dust resistance. Combined with polydimethylsiloxane (PDMS), a silicon-based organic polymer, it can be used across countless applications from automotive to industrial. This highly rated product is equally effective and safe on all types of materials, including brake calipers, pads, and other internal/external components such as rubber gaskets, hoses, and O-rings. Kudos for its high-temperature resistance (-40 to +500 degrees Fahrenheit)

Be sure to use gloves or the attached brush when applying Mission Automotive Dielectric Grease/Silicone Paste/Waterproof Marine Grease, as its excess thickness makes it difficult to remove and apply without them. Note that many online reviews have blasted the attached brush for loose bristles and the lack of a straight option.

For anyone who doesn't want to buy brake caliper grease in bulk, our best value option, the Permatex Disk Brake Caliper Lube, may be a great pick for you. It’s a green, synthetic grease that comes in a 0.5 ounce tube. The fluid is formulated to maintain the lubrication of the caliper pins and slides. 

This product is designed to be non-melting, meaning that it will last through adverse braking conditions and promote the longevity of your brake calipers. It also maintains a consistent viscosity even under extreme heat or cold conditions. This means that you may not have to worry about regreasing your calipers as often as you regularly would. 

While it’s a great product, 0.5 ounces is only enough to cover one brake caliper. Also, it’s not safe on rubber and, therefore, you should only apply it on the metal parts. In addition, it’s not the best for dampening brake noise.

Don't let the 1980s-looking bottle fool you. CRC Brake Caliper Synthetic Grease is a very formidable option. Its calling card is its unique molybdenum, PTFE, and graphite blend, which works very well with all types of brake components, including disk brake pads, pivot pointers, self-adjusters, O-rings, and calipers. It is also known for its durability ( -40 to 400 degrees Fahrenheit temperature range), lasting for much longer than standard grease.

The CRC Brake Caliper Synthetic Grease is highly rated and is given good reviews for its value, thickness consistency, and generous 8-ounce portion size.

The Versachem 26080 is a great grease for anyone looking to dampen brake noise and prolong brake life. It’s formulated with pure synthetic oils and has additives to prevent rust, corrosion, and oxidation. It also includes a sear-stable thickener that helps to improve its high temperature tolerance to provide maximum protection to the applied surface. 

The grease comes in an 8-ounce bottle with a convenient brush applicator on the lid. It has a working temperature of -5 to 400 degrees Fahrenheit. The grease lasts longer on a disk brake caliper but it can also be used on spark plug boots, battery terminals, valves, and bushings.  

Naturally, this grease has a few drawbacks, too. For one, it has a low operating temperature in comparison to other synthetic greases and, as a result, has a tendency to run hot. It can also get too gummy in the brake system and may need to be washed out to prevent more dust from sticking on the brake pads.

Permatex Ceramic Extreme Brake Parts Lubricant is an all-around performer. It uses a 100 percent synthetic and ceramic solid formulation that works very well on your brake pad backsides, caliper pins, and mounting hardware. It offers an outstanding working temperature range ( -50 to 3000 degrees Fahrenheit) and limits noise and vibration caused by poorly lubricated pads.

We love the fact the Permatex Ceramic Extreme Brake Parts Lubricant is available in different pack sizes, ranging from a single 5-ounce bottle to a 480-pack. The only downside to the Permatex Ceramic Extreme Brake Parts Lubricant is its price. A six-pack costs more than $100 and a single 8-ounce container may not be enough to cover all four brake calipers for a single job.

The Napa Sil-Glyde Silicone Lubricating Compound is a silicone-based compound that works very well on all types of materials, including glass, wood, metal, and rubber. This versatile product prevents squeaks and freezing, halts corrosion and oxidation, and keeps windows and doors from sticking. Waterproofing makes it especially useful for marine applications.

While highly rated, the Napa Sil-Glyde Silicone Lubricating Compound has one main downside. It could use a better operating range. It clocks in between -20 and 500 degrees Fahrenheit, which is far below some of our other recommendations.

First, remove rust from the caliper brackets using a wire brush or other tool. Clean or replace hardware, and lubricate any of the metal to rubber friction points.

The brakes on your car can get extremely hot, particularly when braking hard or braking repeatedly. Some general-purpose lubricants aren't designed to hold up in these types of conditions. You need high-temperature grease that can take the heat and won't damage rubber or plastic components.

White lithium can be used on drum brake hardware and backing plates; however, it is a low-temperature grease, so it shouldn't be used on front disc brakes.

Our recommendations on the best brake calipers run the gamut in terms of price point, consistency, noise/vibration reduction, operating range, and compatible connections to rubber, plastic, and metal.

Not greasing caliper pins could result in sustained wear and tear over time, causing uneven brake pad wear, poor brake-to-rotor contact, and sticking slide pins that cause excessive heat buildup. Excess brake dust buildup can also result.

We highly recommend lubricating your caliper slide pins at least twice a year or as needed based on driving conditions. Colder climate drivers may benefit more for more frequent lubrication.

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