Best Anti-Lock Brake Modulator Valves of 2026

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 10, 2026

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Anti-lock brake modulator valves are essential components of today's advanced brake systems. They help prevent skidding and loss of control during sudden stops and emergency maneuvers. These valves work by regulating the hydraulic pressure to the brakes, ensuring that each wheel receives the appropriate amount of braking force. They are commonly found in vehicles equipped with anti-lock brake systems (ABS) and are crucial in preventing accidents caused by wheel lock-up. Overall, the anti-lock brake modulator valve is an important safety feature that helps drivers maintain control of their vehicles in critical moments.

At a Glance: Our Top Picks

Gledewen ABS Relay Valve for Trailers Cover #TOP 1
Gledewen ABS Relay Valve for Trailers
ftb score rating icon 9.9
Flynsu Rear ABS Solenoid Modulator Valve 4725001230 Cover #TOP 2
Flynsu Rear ABS Solenoid Modulator Valve 4725001230
ftb score rating icon 9.8
Jecoupoon ABS ECU/Valve Assembly 4005001030 Cover #TOP 3
Jecoupoon ABS ECU/Valve Assembly 4005001030
ftb score rating icon 9.6

Top 10 Anti-Lock Brake Modulator Valves

Gledewen ABS Relay Valve for Trailers

4721950330
0.375 inches
Gledewen ABS Relay Valve for Trailers Cover
ABS Relay Valve, Compatible with Wabco 4721950330 Meritor S4721950330, 12V Trailer ABS Modulator Valve, Anti-Lock Braking System Valve Assembly, Emission Vacuum Connector Accessories

The Gledewen ABS Modulator Valve is designed for optimal performance and longevity. With a crack pressure of 4.0 PSI and multiple port sizes, it fits seamlessly into your existing system, ensuring an easy installation. Made from durable materials, it controls wheel slip effectively, enhancing your vehicle's stability and steering during braking. This valve is compatible with a wide range of truck brands, making it a versatile choice for your needs. Plus, with a 24-month warranty, you can feel confident in your purchase, knowing you have options for replacement or refund if necessary.

What We Like
Durable construction
Easy installation
Improved vehicle stability
Wide compatibility
24-month warranty
#TOP 2

Flynsu Rear ABS Solenoid Modulator Valve 4725001230

Flynsu 4725001230
Flynsu Rear ABS Solenoid Modulator Valve 4725001230 Cover
Flynsu 4725001230 Rear ABS Solenoid Modulator Valve Replacement for Wabco 4S/4M 6S/4M ABS Axle Package DC 12V

The Flynsu ABS Modulator Valve is designed as a direct replacement for the Wabco 4S/4M and 6S/4M ABS modulator valve packages, making it a reliable choice for your vehicle’s anti-lock braking system. This part ensures compatibility with the Wabco 4725001230 model, so you can easily maintain your brake system without hassle. It also fits a range of popular truck brands and models, including International, Meritor, Kenworth, and Peterbilt, giving you the convenience of a versatile solution. With the Flynsu ABS Modulator Valve, you get a dependable part that helps keep your brakes working efficiently and safely.

What We Like
Wide vehicle compatibility
Direct Wabco replacement
Reliable brake system support
Fits major truck brands
#TOP 3

Jecoupoon ABS ECU/Valve Assembly 4005001030

aa2977c5-5778-479c-acaf-aacc22204726
Jecoupoon ABS ECU/Valve Assembly 4005001030 Cover
Jecoupoon 4005001030 ABS ECU/Valve Assembly TCS 2 Trailer Compatible with Truck S4005001030 S4005001037 TDAS4005001030

The Jecoupoon ABS Valve Assembly is designed to fit specific truck models with part numbers like 4005001030 and S4005001037, ensuring compatibility and ease of replacement. This part helps you maintain safe driving by adjusting brake pressure, which can prevent dangerous situations like skidding or loss of control during sudden stops. When you purchase this assembly, you get one unit exactly as shown, making it straightforward to identify and install. The installation process is simple and doesn’t require special tools, allowing you to replace the part quickly without any modifications to your vehicle.

What We Like
Wide compatibility
Improves driving safety
Easy installation
Includes complete assembly
#TOP 4

GM Genuine Parts Brake Pressure Modulator Valve

20927955
377.68 cubic inches
GM Genuine Parts Brake Pressure Modulator Valve Cover
GM Genuine Parts 20927955 Brake Pressure Modulator Valve

This brake pressure modulator valve is made in the USA and has a fit type of "Vehicle Specific". The package weighs 5.65 pounds and has dimensions of 21.59 L x 13.462 H x 17.526 W (centimeters). It falls under the category of Anti-Lock Brake Modulator Valves and is a reliable option for your vehicle's brake system.

What We Like
Made in the USA
Vehicle-specific fit
Reliable for brake system
#TOP 5

JEGS Stage Control Kit

63002
JEGS Stage Control Kit Cover
JEGS Stage Control Kit | Brass | 2-Port Control Valve | Made in USA | Includes Solenoid Valve, Micro Switch With Cord, 4-Amp Fuse With Holder, and Red LED Indicator Lamp

The JEGS Control Kit is a high-quality product made in the USA, designed to enhance your track or special event experience. With this kit, you can easily lock the front brakes while warming up the tires or doing a burn-out by simply depressing the brake pedal and pressing and holding the switch. The bright red LED indicator lamp provides a visual confirmation that the line lock has been activated, ensuring you have full control. Additionally, the kit includes a solenoid valve, micro switch with cord, and a 4-amp fuse with holder. For added convenience, an optional brake line kit is available separately, allowing you to seamlessly integrate it into your vehicle's system. Please note that this kit is not compatible with ABS or split diagonal brake systems.

What We Like
Easy front brake lock
High-quality materials
Bright LED indicator
#TOP 6

TCI GM TH350/TH400 Vacuum Modulator Valve

TCI
350001
Black
Extra Large
TCI GM TH350/TH400 Vacuum Modulator Valve Cover
TCI 350001 GM TH350/TH400 Adjustable Vacuum Modulator Valve

The TCI GM TH350/TH400 Vacuum Modulator Valve is a vehicle-specific automotive automatic transmission modulator valve. Designed to fit GM TH350 and TH400 models, this adjustable valve offers precise control over the transmission's vacuum modulation. With its adjustable feature, users can easily fine-tune the valve to optimize the transmission's performance. This valve is essential for maintaining proper shifting and preventing potential transmission damage. By ensuring the right amount of vacuum pressure, it helps improve overall transmission efficiency and prolongs the lifespan of the transmission. The TCI Vacuum Modulator Valve is a reliable and convenient solution for GM TH350 and TH400 owners.

What We Like
Precise control
Optimizes transmission performance
Prevents transmission damage
#TOP 7

Wabco 4725001230 ABS Valve

4725001230
Wabco 4725001230 ABS Valve Cover
Wabco 4725001230 - Abs Valve Pkg

The Wabco ABS Valve is built to match the original part's specifications, ensuring that you get a reliable and precise replacement for your vehicle. Its durable construction means it can withstand the demands of daily driving, giving you confidence in your braking system's performance. Designed for an exact fit, this valve simplifies installation, so you won’t have to worry about compatibility issues. With the Wabco ABS Valve, you can maintain the safety and efficiency of your anti-lock braking system without hassle, making it a convenient and trustworthy choice for your vehicle’s maintenance needs.

What We Like
Original part specifications
High durability
Exact fitment
Reliable replacement
#TOP 8

Bendix ABS Module Valve K079670OR

K079670OR
Bendix ABS Module Valve K079670OR Cover
Bendix Abs Module Valve - K079670OR

The Bendix ABS Valve is a reliable replacement part designed to fit your vehicle’s anti-lock braking system. Made in the United States, this valve ensures quality and durability you can trust. It comes as a single unit, making it easy for you to install without confusion or extra parts. Weighing just one pound, it's lightweight yet strong, helping to maintain your vehicle's braking performance effectively. Choosing the Bendix ABS Valve means you get a product made by a reputable brand known for its automotive parts, giving you confidence in your vehicle’s safety.

What We Like
Made in the USA
Single unit package
Lightweight design
Trusted brand
#TOP 9

Haldex AL364041 ABS Modulator Valve

AL364041
Haldex AL364041 ABS Modulator Valve Cover
Haldex Midland Genuine ABS Modulator Valve - AL364041

The Haldex ABS Modulator Valve is a genuine replacement part designed to help control your vehicle’s anti-lock braking system. Weighing just 2 pounds, this compact valve offers a reliable solution to maintaining your brake performance. Since it comes as a single unit, you get exactly what you need for an efficient installation. This valve plays a key role in regulating brake pressure, which helps prevent wheel lockup and improves your driving safety. With the Haldex ABS Modulator Valve, you can trust that your braking system will function smoothly and respond effectively during sudden stops.

What We Like
Genuine Haldex part
Lightweight design
Single unit package
Essential for ABS control
#TOP 10

GM Genuine Parts Brake Pressure Modulator Valve

25879231
GM Genuine Parts Brake Pressure Modulator Valve Cover
GM Genuine Parts 25879231 Brake Pressure Modulator Valve

The GM Genuine Parts 25879231 Brake Pressure Modulator Valve is a quality, durable, and reliable replacement part, designed to fit and function perfectly with your GM vehicle's original factory component, ensuring the same level of performance as the OE part. It is manufactured to OE specifications for fit, form, and function, making it a reliable choice for your anti-lock brake modulator valve replacement needs.

What We Like
High-quality replacement part
OE specifications for fit, form, and function
Durable and reliable
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are the symptoms of a bad ABS modulator valve?

Some symptoms of a bad ABS modulator valve include the ABS warning light glowing, brakes locking up, an unresponsive brake pedal, increased pedal effort, and speedometer failure. These signs indicate potential issues with the ABS system and should be addressed to ensure the safety and proper functioning of the brakes.

2. What does an ABS modulator valve do?

An ABS modulator valve is responsible for controlling the flow of brake fluid to the brake calipers. Its primary function is to ensure that the brakes are applied evenly and effectively. This valve plays a crucial role in maintaining the safety and performance of vehicles, particularly semi trucks, by helping to prevent wheel lock-up during braking.

3. What happens when the ABS module goes bad?

When the ABS module fails, it can result in an unresponsive brake pedal. This can be a gradual issue that worsens over time. An unresponsive brake pedal is a significant problem as it hinders the vehicle's ability to stop safely. It is essential to address this issue promptly to ensure the proper functioning of the braking system.

4. How much does it cost to replace the ABS module?

The cost of replacing an ABS module can vary, but the average cost ranges from $1174 to $1301. The cost may depend on factors such as the make and model of the vehicle, labor costs, and any additional repairs or parts required. It is recommended to consult with a professional mechanic for an accurate cost estimate.

5. Is it OK to drive with a bad ABS module?

It is possible to drive with a bad ABS module as long as there are no issues with the conventional brake system. However, it is important to exercise extra caution, especially in wet or slick conditions. Without a functional ABS module, the anti-lock braking system will not work, and there may be a lack of steering control if the tires lock up.

6. What causes an ABS module to fail?

ABS module failures are often caused by issues with sensors or wiring. Contamination of sensors with debris or metal shavings is a common problem. Damaged sensor wiring can also lead to malfunctions. It is important to address these issues and ensure proper maintenance of the ABS system to prevent module failure.

7. Can you drive with a bad ABS pump?

Similar to driving with a bad ABS module, it is possible to drive with a bad ABS pump as long as the conventional brake system is functioning properly. However, it is important to drive with extra caution, particularly in wet or slick conditions. Without a functional ABS pump, the anti-lock braking feature will not work, and steering control may be compromised if the tires lock up.

8. Can I replace the ABS module myself?

Replacing an ABS module can be a varied repair, depending on the vehicle. It can range from straightforward and simple to arduous and complicated. Complications may arise from programming the vehicle, bleeding procedures, or the installation process, especially when all brake lines need to be removed. It is recommended to consult with a professional mechanic for proper installation and to ensure the job is done correctly.

Editor's Notes

During our anti-lock brake modulator valve research, we found 24 anti-lock brake modulator valve products and shortlisted 10 quality products. We collected and analyzed 4,221 customer reviews through our big data system to write the anti-lock brake modulator valves list. We found that most customers choose anti-lock brake modulator valves with an average price of $241.07.

The anti-lock brake modulator valves are available for purchase. We have researched hundreds of brands and picked the top brands of anti-lock brake modulator valves, including Gledewen, Flynsu, Jecoupoon, GM GENUINE PARTS, JEGS. The seller of top 1 product has received honest feedback from 1,698 consumers with an average rating of 4.9.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.