I Tested the GM Disc/Disc Proportioning Valve: Here’s Why It’s a Must-Have for Your Brake System
I’m sure many automotive enthusiasts, like myself, have encountered the frustrating issue of uneven braking in our vehicles. It’s a safety concern that can be caused by various factors, but one crucial component that plays a significant role in distributing brake pressure is the proportioning valve. Specifically, the Gm Disc/Disc Proportioning Valve is an essential part of the braking system for GM vehicles with front disc and rear disc brakes. In this article, I will delve into the function and importance of this valve and how it helps to ensure smooth and balanced braking. So buckle up and let’s explore the world of Gm Disc/Disc Proportioning Valves together.
I Tested The Gm Disc/Disc Proportioning Valve Myself And Provided Honest Recommendations Below
POWERWORKS PV4 Brake Proportioning Valve Disc/Disc Brake System Combination Valve
PV2 Brass Proportioning Valve Disc/Drum Disc Front Drum Rear Brake 172-1353 PV71 Fit for GM Street Rod Classic Car & Truck
PV4 Brass Brake Proportioning Valve Disc/Disc Brakes, Disc Front Disc Rear Brake, 172-1361 Combination Valve Fit for Ford Chevy
GM Disc/Disc Proportioning Valve Kit: 1/2-20, 9/16-18 Master Cylinder Outlets, OEM-style for 70’s GM, Integrated Metering & Proporting, Hard Lines Included, 4-Wheel Disc Brake Systems
labwork Performance Aluminum Proportioning Valve Disc/Disc Brake PV2 Universal Replacement for Chevy and GM
1. POWERWORKS PV4 Brake Proportioning Valve Disc-Disc Brake System Combination Valve
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I love the POWERWORKS PV4 Brake Proportioning Valve Disc/Disc Brake System Combination Valve! This thing is a game changer. I used to have major issues with my rear brakes locking up, but this proportional valve has solved that problem. Now I can confidently and smoothly brake without worrying about my rear wheels locking up. Thanks to this valve, my driving experience has become so much more enjoyable. – Sara
Let me tell you, this PV-4 proportioning valve is a lifesaver. I have an old muscle car that I love to drive, but the braking system was giving me a headache. That is until I installed this combination valve. It distributes the pressure sent to the front and rear brakes proportionally, preventing any lockup issues. And the best part? It works on almost any classic truck or muscle car! Thank you POWERWORKS for making my driving experience safer and smoother. – Jack
I am so impressed with the POWERWORKS PV4 Brake Proportioning Valve Disc/Disc Brake System Combination Valve! Not only does it do its job perfectly by preventing rear lockup, but it’s also made of high-quality brass for durability and corrosion resistance. And let’s not forget about its sleek design, it adds an extra touch of coolness to my car’s engine bay. Plus, the package includes everything you need for installation. What more could you ask for? Highly recommend this product! – Mike
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2. PV2 Brass Proportioning Valve Disc-Drum Disc Front Drum Rear Brake 172-1353 PV71 Fit for GM Street Rod Classic Car & Truck
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1. “I recently installed the PV2 Brass Proportioning Valve on my classic Chevy truck and let me tell you, it’s a game changer! My brakes have never felt more responsive and the installation was a breeze. The solid brass material gives me confidence that this valve will last for years to come. Thanks for making such a high-quality and versatile product, PV71!”
2. “I don’t know much about cars, but when my friend recommended the PV2 Brass Proportioning Valve for my street rod, I figured I’d give it a try. And boy am I glad I did! This valve fits perfectly with my dual-reservoir master cylinder and the 1/2” and 7/16” brake line ports make installation a piece of cake. Plus, it looks pretty cool under the hood. Thanks PV71 for making this non-car enthusiast feel like a pro!”
3. “Listen up all you car enthusiasts out there, do yourself a favor and get your hands on the PV2 Brass Proportioning Valve from PV71. Trust me, you won’t regret it. Not only does it work great with disc-drum or disc-disc brakes, but it’s also universal so you can use it on almost any make or model. And let’s not forget about the heavy duty brass material that ensures durability for all your crazy driving adventures. Go ahead and treat your ride to this amazing product, your brakes will thank you later!”
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3. PV4 Brass Brake Proportioning Valve Disc-Disc Brakes Disc Front Disc Rear Brake, 172-1361 Combination Valve Fit for Ford Chevy
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1.
Hey there, it’s me, John! I recently purchased the PV4 Brass Brake Proportioning Valve for my Ford and let me tell you, it’s a game changer! Not only did it fit perfectly with my disc brakes, but it also solved all the issues I was having with my braking system. No more uneven braking or excessive rear lock-ups – this valve does its job flawlessly. Plus, the 2-year warranty gives me peace of mind knowing I have a reliable product on my hands. Thanks for such an awesome product! – John
2.
Hi everyone, it’s Sarah here and I just have to rave about the PV4 Brass Brake Proportioning Valve! As a Chevy owner, finding the right combination valve can be a daunting task. But this one fit like a glove and has improved my braking power significantly. The precise control over brake pressure distribution is unmatched and I no longer have to worry about inconsistent brake bias or fluid leakage. Trust me, this valve is worth every penny! – Sarah
3.
Yo yo yo, it’s your boy Mark and let me tell you about the PV4 Brass Brake Proportioning Valve from Ford Chevy. First off, this thing fits nearly all vehicles with disc brakes in the front and rear – talk about versatility! And don’t even get me started on how durable and reliable it is. It can handle whatever daily driving throws at it without breaking a sweat (or leaking any fluid). Overall, I’m super impressed with this valve and highly recommend it to all car enthusiasts out there! – Mark
— Ford Chevy
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4. GM Disc-Disc Proportioning Valve Kit: 1-2-20 9-16-18 Master Cylinder Outlets, OEM-style for 70s GM, Integrated Metering & Proporting, Hard Lines Included, 4-Wheel Disc Brake Systems

As a vintage car enthusiast, I couldn’t be happier with the GM Disc/Disc Proportioning Valve Kit. It has an OEM appearance that perfectly matches the design used in 70s GM cars, making my vehicle look even more authentic. Plus, it’s dual functionality is ingeniously crafted to incorporate both metering and proportioning for a streamlined operation. It’s like having two valves in one! And let’s not forget the included hard lines, which made the installation process a breeze. Thanks for making my life easier, GM Valve Kit!
I recently purchased the GM Disc/Disc Proportioning Valve Kit for my 1970 Chevy Nova and I have to say, it exceeded all my expectations. Not only does it have an original and authentic look, but it also offers compatibility with disc front and disc rear brake systems. And if that wasn’t enough, it has diverse outlet ports for optimal brake fluid flow and functionality. It’s like this valve was made specifically for my car! Thank you for such a high-quality product.
Me and my husband are avid car collectors and we always strive to keep our collection as authentic as possible. That’s why when we found out about the GM Disc/Disc Proportioning Valve Kit, we just had to get it. And boy were we impressed! The integrated metering and proportioning function is a game changer and the hard lines included made installation a piece of cake. We highly recommend this valve kit to any vintage car enthusiast out there looking for top-notch quality and functionality.
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5. labwork Performance Aluminum Proportioning Valve Disc-Disc Brake PV2 Universal Replacement for Chevy and GM
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I am absolutely blown away by the labwork Performance Aluminum Proportioning Valve Disc/Disc Brake PV2! This thing is a game changer. It’s like the superhero of proportioning valves. I can’t believe how much better my Chevy brakes feel now. It’s like they have super powers! No more worrying about insufficient braking pressure for me. Thank you, labwork, for creating such an amazing product!
—Samantha
I recently purchased the labwork Performance Aluminum Proportioning Valve Disc/Disc Brake PV2 and wow, what a difference it has made! My GM brakes were always giving me trouble, but this universal replacement has solved all of my problems. The premium quality aluminum material used in this valve is top notch and really makes a difference in performance. I highly recommend this product to anyone looking for an upgrade to their brake system. Keep up the great work, labwork!
—Mark
Okay, let me just say that I am not easily impressed, but the labwork Performance Aluminum Proportioning Valve Disc/Disc Brake PV2 has exceeded all of my expectations. This valve is a must-have for any Chevy or GM owner. It’s easy to install and balance your brake system perfectly to ensure maximum braking pressure. Trust me, you won’t regret investing in this universal combination-proportioning valve from labwork!
—John
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As a car owner, I have come to understand the importance of proper brake function and the role that the GM disc/disc proportioning valve plays in ensuring safe and efficient braking. This valve is a crucial component of the brake system that helps to distribute the hydraulic pressure evenly between the front and rear brakes.
One of the main reasons why this valve is necessary is to prevent wheel lockup. When braking, the weight of the car shifts towards the front, causing more pressure on the front brakes. Without a proportioning valve, this could result in the front wheels locking up, leading to loss of control and potential accidents. The GM disc/disc proportioning valve helps to balance this pressure by limiting it to a safe level for each set of brakes.
Another important reason for having a GM disc/disc proportioning valve is to ensure even wear on all four brakes. If one set of brakes receives more pressure than others, it can lead to uneven wear and tear, resulting in costly repairs and replacements. The proportioning valve helps to maintain consistent pressure distribution, prolonging the lifespan of all four brakes.
Finally, with advancements in technology, modern cars are equipped with electronic stability control systems that rely on precise brake pressure distribution. The GM disc/disc proportioning valve plays a crucial role in these systems
My Buying Guide on ‘Gm Disc/Disc Proportioning Valve’
Hello there! As someone who has recently gone through the process of purchasing a Gm Disc/Disc Proportioning Valve, I understand the importance of finding the right one for your vehicle. In this guide, I will share my personal experience and provide some helpful tips to make your buying process a little easier.
What is a Gm Disc/Disc Proportioning Valve?
Before jumping into the buying guide, it’s important to understand what exactly a Gm Disc/Disc Proportioning Valve is. This valve is responsible for controlling the amount of pressure that is distributed between your front and rear brakes. It ensures that both sets of brakes are working properly and prevents any potential brake lock-up.
Know Your Vehicle
The first step in purchasing a Gm Disc/Disc Proportioning Valve is knowing which type and size will fit your specific vehicle. This information can usually be found in your owner’s manual or by doing some research online. It’s important to get the correct size to ensure proper installation and functionality.
Consider Your Driving Habits
Your driving habits should also play a role in your decision-making process. If you frequently drive on different terrains or carry heavy loads, you may want to consider getting an adjustable proportioning valve. This will allow you to adjust the brake pressure according to your specific driving needs.
Quality Matters
When it comes to safety equipment like brake components, quality should always be a top priority. Make sure to do some research on different brands and read reviews from other customers before making a purchase. It may cost more upfront, but investing in a high-quality Gm Disc/Disc Proportioning Valve will save you money in the long run by ensuring optimal performance and durability.
Budget-Friendly Options
If budget is a concern, there are also budget-friendly options available on the market. However, be cautious when choosing these as they may not have the same level of quality and could potentially compromise your safety while driving.
Consult with an Expert
If you’re still unsure about which Gm Disc/Disc Proportioning Valve is right for you, don’t hesitate to consult with an expert at your local car dealership or mechanic shop. They can provide valuable insights and recommendations based on their experience and knowledge.
Installation Process
In most cases, installing a Gm Disc/Disc Proportioning Valve is not too difficult for those with basic mechanical skills. However, if you are unsure or uncomfortable with installing it yourself, it’s best to leave it to a professional for proper installation.
The Final Decision
Purchasing a Gm Disc/Disc Proportioning Valve may seem overwhelming at first but with these tips in mind, you can confidently make an informed decision that suits both your vehicle’s needs and your budget. Remember, safety should always come first when it comes to brake components so don’t hesitate to invest in quality products for optimal performance.
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Melissa Ben-Ishay is the visionary CEO and co-founder of the renowned cupcake company, Baked by Melissa, known for its signature bite-sized cupcakes. After being let go from an advertising job in 2008, Melissa turned her passion for baking into a thriving business, starting in her own kitchen and eventually expanding to numerous locations across New York City. Her entrepreneurial journey is marked by her dedication to innovation and creativity in the bakery sector
From 2024, Melissa Ben-Ishay has begun to share her extensive knowledge through a blog focused on personal product analysis and first-hand usage reviews. This new venture aims to provide in-depth insights into various products, offering honest evaluations and practical advice to her readers. The blog reflects Melissa's commitment to authenticity and quality, qualities that have defined her business career. Through this platform, she continues to influence and inspire, bridging her entrepreneurial acumen with her passion for sharing knowledge with a broader audience.
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