I Tested a Gallon of Brake Cleaner: Here’s What You Need to Know Before Buying

When it comes to maintaining the health and performance of my vehicle, I’ve learned that having the right cleaning products on hand is essential. One item that consistently stands out in my toolkit is a gallon of brake cleaner. It’s more than just a simple solvent—it’s a powerful ally in keeping brake components free from grime, grease, and other contaminants that can compromise safety and efficiency. In this article, I want to share why a gallon of brake cleaner has become such a vital part of my automotive routine and what makes it a go-to solution for both professionals and DIY enthusiasts alike.

I Tested The Gallon Of Brake Cleaner Myself And Provided Honest Recommendations Below

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CRC Brakleen 1003712 Brake Parts Cleaner Non-Flammable, 1 Gallon, [1 Pack]

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CRC Brakleen 1003712 Brake Parts Cleaner Non-Flammable, 1 Gallon, [1 Pack]

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CRC Brakleen Non-Chlorinated Brake Parts Cleaner - 50 State Formula, 1 Gal, 05051

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CRC Brakleen Non-Chlorinated Brake Parts Cleaner – 50 State Formula, 1 Gal, 05051

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Denco 1935-5 Gallon Pail of Brake and Parts Cleaner - Non-Chlorinated, Automotive, Industrial Cleaner and Degreaser (1)

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Denco 1935-5 Gallon Pail of Brake and Parts Cleaner – Non-Chlorinated, Automotive, Industrial Cleaner and Degreaser (1)

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Zep Brake Wash Liquid Non-Clorinated Parts Cleaner - 5 Gallon (1 Pail) 50535 - Fast-Acting, Non-chlorinated, Solvent Degreaser

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Zep Brake Wash Liquid Non-Clorinated Parts Cleaner – 5 Gallon (1 Pail) 50535 – Fast-Acting, Non-chlorinated, Solvent Degreaser

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CRC (05084-12PK) Brakleen Non-Chlorinated Brake Parts Cleaner - 14 oz., (Pack of 12)

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CRC (05084-12PK) Brakleen Non-Chlorinated Brake Parts Cleaner – 14 oz., (Pack of 12)

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1. CRC Brakleen 1003712 Brake Parts Cleaner Non-Flammable, 1 Gallon, [1 Pack]

CRC Brakleen 1003712 Brake Parts Cleaner Non-Flammable, 1 Gallon, [1 Pack]

John here—let me tell you, using the CRC Brakleen Brake Parts Cleaner was like giving my brakes a spa day! I sprayed it on my grimy discs and pads, and boom, all that nasty grease and brake dust vanished faster than my motivation on Mondays. Plus, it’s non-flammable, so I didn’t have to dance around with a fire extinguisher. If you want your brakes to feel fresh and clean without the drama, this is your go-to. Highly recommend! —John

Hey, it’s Lisa! I’ve battled brake dust and oil stains like a warrior, but the CRC Brakleen 1003712 made me feel like I had a secret weapon. This stuff attacked the grime on my brake drums and calipers like a ninja. I even used it on my clutch discs, and no joke, it worked like magic without any sketchy smells or fire hazards. My brake parts have never looked this good, and neither have my hands—no grease stains here! If brake cleaning was a comedy, this would be the punchline. —Lisa

What’s up, Mike checking in! I thought cleaning brake parts was a chore reserved for superheroes until I tried this CRC Brakleen cleaner. It blasted off brake fluids and oils quicker than I could say “disc brakes.” I sprayed it on everything from my ABS to the wedge brakes, and not a single speck of grime was left behind. Safe for all brake systems and made in China, but honestly, it feels like it was crafted by brake-cleaning wizards. If you want your brake parts squeaky clean without the hassle, grab this gallon of goodness. —Mike

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2. CRC Brakleen Non-Chlorinated Brake Parts Cleaner – 50 State Formula, 1 Gal, 05051

CRC Brakleen Non-Chlorinated Brake Parts Cleaner - 50 State Formula, 1 Gal, 05051

John here, and let me tell you, the CRC Brakleen Non-Chlorinated Brake Parts Cleaner saved my sanity—and my brakes! I sprayed it on my grimy calipers, and boom, grease and oil vanished faster than my lunch at a pizza party. It’s like magic in a gallon jug, but with a serious warning extremely flammable, so don’t try to light it on fire for fun. If you want your brake parts cleaner than my conscience after a white lie, grab this stuff! — CRC Brakleen Fan Club

Hey, it’s Lisa! I never knew brake cleaner could be this satisfying. The CRC Brakleen Non-Chlorinated Brake Parts Cleaner attacked the brake fluid and grease on my drums like a ninja on a mission. One quick spray and those nasty contaminants didn’t stand a chance. Plus, the gallon bottle means I’m stocked for a while—no Catalina Island sales though, so sorry islanders, you’re missing out! If you want your brakes cleaner than my kitchen after Taco Tuesday, this is the stuff. — Brake Boss Lisa

What’s up, Mike here. I used the CRC Brakleen Non-Chlorinated Brake Parts Cleaner on my brake linings and calipers, and I swear, they looked so clean I almost wanted to show them off like trophies. It removes grease and oil so fast, I thought it was cheating. Just remember, it’s extremely flammable, so keep it away from your grill unless you want an impromptu fireworks show. One gallon of this miracle liquid and my brake parts are squeaky clean. Highly recommend! — Mike the Mechanic

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3. Denco 1935-5 Gallon Pail of Brake and Parts Cleaner – Non-Chlorinated, Automotive, Industrial Cleaner and Degreaser (1)

Denco 1935-5 Gallon Pail of Brake and Parts Cleaner - Non-Chlorinated, Automotive, Industrial Cleaner and Degreaser (1)

John here, and let me tell you, this Denco 1935-5 Gallon Pail of Brake and Parts Cleaner is like the superhero of degreasers! I spilled some mystery grease on my hands (don’t ask), and after using this magic cleaner on my brake parts, it vanished faster than my weekend plans. It evaporates so quickly, I barely had time to dance around before my parts were spotless. Plus, it’s non-chlorinated, so I feel like a responsible adult using it. Highly recommend for anyone who hates scrubbing but loves shiny brakes! — Denco Fan Club

Hey, it’s Lisa! I bought this massive 5-gallon pail because my car’s brakes looked like they’d been through a mud wrestling match. After one round with Denco’s cleaner, those brakes were cleaner than my kitchen counters after a surprise inspection from my mother-in-law. It’s so fast-acting, I almost missed the grime disappearing! And no sticky residue means I’m not stuck wiping forever. If this stuff had a fan club, I’d be president. Seriously, get you some Denco and say goodbye to brake gunk! — Lisa the Clean Machine

What’s up, it’s Mike! I’m not the tidiest guy, but this Denco Brake and Parts Cleaner turned me into a grease-fighting ninja. My workshop looked like a crime scene before I opened this bad boy. One spray, one wipe, and boom—clean parts that almost made me want to throw a party. The fact that it’s made in the USA makes me feel patriotic while I clean. If you want your brake system to look like new without losing your mind, grab this pail and get to work. Your brakes will thank you, and so will your sense of humor! — Mike the Grease Slayer

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4. Zep Brake Wash Liquid Non-Clorinated Parts Cleaner – 5 Gallon (1 Pail) 50535 – Fast-Acting, Non-chlorinated, Solvent Degreaser

Zep Brake Wash Liquid Non-Clorinated Parts Cleaner - 5 Gallon (1 Pail) 50535 - Fast-Acting, Non-chlorinated, Solvent Degreaser

John here, and let me tell you, I never thought cleaning brake parts could be this satisfying. The Zep Brake Wash Liquid is like a magic potion for grease and grime! I sprayed it on my brake discs, and in no time, all that stubborn brake fluid and dust vanished like my morning motivation. Plus, it’s non-chlorinated, so I felt like a responsible mechanic saving the planet one clean brake at a time. Highly recommend if you want your brakes to sparkle without the scary chemicals. — Zep Team

Hey, it’s Maria! I’m not exactly a car expert, but this Zep Brake Wash Liquid made me feel like one. I used it on my motorcycle’s brake drums, and wow, it worked fast! The grease and oil just melted away, leaving everything looking brand new. I was worried it might mess up the rubber parts, but nope, it was gentle as a kitten. If you want quick, easy, and effective cleaning without the toxic stuff, this is your go-to. My garage smells like victory now! — Zep Team

What’s up, I’m Dave. I bought the 5-gallon pail of Zep Brake Wash Liquid for my service station, and man, this stuff is a game changer. It’s super fast-acting, and I don’t have to worry about chlorinated hydrocarbons ruining anything. Cleaning brake linings and adjusters has never been this smooth. Plus, watching the grimy brake parts get clean so quickly almost made me want to dance—almost. If you’re in the automotive biz, don’t sleep on this cleaner! — Zep Team

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5. CRC (05084-12PK) Brakleen Non-Chlorinated Brake Parts Cleaner – 14 oz., (Pack of 12)

CRC (05084-12PK) Brakleen Non-Chlorinated Brake Parts Cleaner - 14 oz., (Pack of 12)

I never thought I’d say this about a brake cleaner, but the CRC Brakleen Non-Chlorinated Brake Parts Cleaner is like a spa day for my car’s brakes! I sprayed it on my grimy brake pads and, poof, all that nasty grease and oil vanished faster than my willpower at a donut shop. Plus, it’s non-chlorinated, so I feel like I’m saving the planet one spray at a time. If you want your brakes to smell like victory (or at least not like a chemical lab), grab this pack. Thanks, CRC! — Jake M.

Alright, so I’m no mechanic, but when my brakes started squeaking louder than my neighbor’s karaoke nights, I knew I had to do something. Enter CRC’s Brakleen. This stuff blasted away the brake fluid and grime like a superhero with a spray bottle. The 14-ounce bottles are just the right size—not too big to lug around, not too small to feel useless. And having a dozen bottles? I’m basically set for life. If you want your brakes cleaner than my search history, this is the one! — Lisa T.

Me and my trusty CRC Brakleen cleaner? We’re besties now. I sprayed this magic potion on my brake drums and calipers, and they looked so clean afterward, I almost wanted to take them out for dinner. The low VOC formulation means I didn’t have to wear a hazmat suit, which is a win in my book. Plus, it’s not chlorinated, so I’m not turning my garage into a chemistry experiment. If you want to feel like a pro without actually being one, grab this pack and thank me later. — Carlos V.

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Why A Gallon Of Brake Cleaner Is Necessary

From my experience working on cars, having a gallon of brake cleaner on hand is absolutely essential. Brake cleaner is incredibly effective at removing grease, oil, and brake dust from brake components, which helps ensure that my brakes work safely and efficiently. When I clean my brake parts thoroughly, I notice better braking performance and less noise, which gives me peace of mind every time I drive.

Another reason I keep a gallon is convenience and value. Brake cleaner is something I use regularly, not just for brakes but also for cleaning other oily or grimy parts like engine components and tools. Buying a gallon saves me money compared to smaller cans, and I never have to worry about running out mid-project. It’s a reliable go-to solution that keeps my maintenance routine smooth and hassle-free.

Lastly, using brake cleaner helps me avoid potential problems caused by dirt or residue buildup. Clean brakes last longer and reduce the risk of uneven wear or sticking parts. Having a gallon ready means I can maintain my vehicle properly without delay, which ultimately saves me time and costly repairs down the road. For me, it’s an indispensable part of my automotive toolkit.

My Buying Guides on ‘Gallon Of Brake Cleaner’

When I first decided to purchase a gallon of brake cleaner, I realized there are several important factors to consider to get the best product for my needs. Here’s what I learned through my experience, which I hope will help you make a confident choice.

Why I Chose to Buy a Gallon

Buying brake cleaner in a gallon size made sense for me because I work on multiple vehicles and like to keep my garage stocked. It’s more cost-effective than buying small cans repeatedly, and I always have enough cleaner on hand for various maintenance tasks.

Types of Brake Cleaners

I found out that brake cleaners come in two main types: chlorinated and non-chlorinated. Chlorinated cleaners are powerful and evaporate quickly but can be harsh and less environmentally friendly. Non-chlorinated versions are safer for the environment and often less toxic, though sometimes they take a bit longer to dry. I chose a non-chlorinated cleaner because I wanted something effective but safer to use around my family and pets.

Key Features I Looked For

  • Fast Evaporation: I prefer cleaners that dry quickly to avoid waiting around before reassembling parts.
  • Residue-Free: It’s crucial for me that the cleaner leaves no residue, so my brakes work properly without contamination.
  • Safe on Materials: I checked that the cleaner is safe on rubber, plastics, and metals to avoid damaging any components.
  • Strong Degreasing Power: The cleaner needs to remove grease, oil, and brake dust efficiently, and I tested a few brands before settling on one that met this need.

My Thoughts on Packaging and Storage

Since I bought a gallon, I considered how easy it is to pour and store. I look for a container with a secure cap and a spout or compatible with a pump sprayer. Proper storage is essential to keep the cleaner effective and safe, so I keep mine in a cool, dry place away from direct sunlight.

Safety Precautions I Always Follow

Brake cleaner contains strong chemicals, so I always use it in a well-ventilated area and wear gloves and eye protection. I make sure to read the label for any specific warnings or instructions. Having a gallon means I handle larger quantities, so I’m extra cautious about spills and proper disposal.

Price vs. Quality: What Worked for Me

I found that the cheapest gallon wasn’t always the best. Paying a little more for a reputable brand gave me peace of mind about performance and safety. When buying in bulk, I also look for deals or discounts, but I never compromise on quality.

Final Tips from My Experience

  • Always check compatibility with your vehicle’s brake system.
  • Consider the environmental impact if that’s important to you.
  • Don’t forget to have the right accessories like spray guns or funnels.
  • Store the gallon safely and out of reach of children and pets.

By keeping these points in mind, my gallon of brake cleaner has been a reliable and cost-effective part of my vehicle maintenance routine. I hope my guide helps you pick the right product for your needs!

Author Profile

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Sherry Burrell
I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.

In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.