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The 8 Best automotive antilock braking system relays of 2025

Are you trying to find automotive antilock braking system relays among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive antilock braking system relays on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 28 hours of research and did 20 automotive antilock braking system relays tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive antilock braking system relays you can buy today

No. 1
ABS Relay Valve, Compatible with Wabco 4721950330 Meritor S4721950330, 12V Trailer ABS Modulator Valve, Anti-Lock Braking System Valve Assembly, Emission Vacuum Connector Accessories
  • 【Product Specifications】Crack Pressure: 4.0 PSI, Supply Ports: 3/4" NPT, Delivery Ports: 3/8" NPT, Control Port: 3/8" NPT. The main port threads of this trailer ABS relay valve are manufactured by OEM standard, perfect fit to the original one.
  • 【High Performance】Long life-span matters, that is why our ABS modulator relay valve is made from durable material, which automatically controls wheel slip to ensure vehicle stability and steerability during braking.
  • 【Replace OE Number】4721950330, 472-195-033-0, S4721950330, S472-195-033-0, 650-S4721950330, WAB4721950330, AQ960503, AQ960510, R955378, 955378, 170.955378, TDAS4721950330, 167219, 40502928, AB84021, 10003392, 24900171, 6300-4721950330, 22802000, 228-02000, 46040401100, 3-9350-066, 393500066, 4721950339, RWW4721950330.
  • 【Fit for】Wabco Reman Core, Meritor, Freightliner, Goldhofer, Great Dane, Hyundai, Kenworth, MAC Trailer, Mack, Manac, Navistar, Peterbilt, Stoughton, Utility Trailer, Volvo, Vanguard National, Wabash National. (Please note to confirm the OE number)
  • 【24-Month Warranty】If for any reason at all, you are not satisfied with this trailer ABS modulator valve, you can contact us through amazon message to apply the service of carefree REPLACEMENT or REFUND.
No. 2
S SONLEE 4721950330 ABS Relay Valve (Upgrade), Compatible with Wabco Meritor S4721950330, 12V Trailer ABS Modulator Valve, Anti-Lock Braking System Valve Assembly
  • 【Replace OE Number】4721950330, 472-195-033-0, S4721950330, S472-195-033-0, 650-S4721950330, WAB4721950330, AQ960503, AQ960510, R955378, 955378, 170.955378, TDAS4721950330, 167219, 40502928, AB84021, 10003392, 24900171, 6300-4721950330, 22802000, 228-02000, 46040401100, 3-9350-066, 393500066, 4721950339, RWW4721950330.
  • 【Fit for】Wabco Reman Core, Meritor, Freightliner, Goldhofer, Great Dane, Hyundai, Kenworth, MAC Trailer, Mack, Manac, Navistar, Peterbilt, Stoughton, Utility Trailer, Volvo, Vanguard National, Wabash National. (Please note to confirm the OE number)
  • 【Product Specifications】Crack Pressure: 4.0 PSI, Supply Ports: 3/4" NPT, Delivery Ports: 3/8" NPT, Control Port: 3/8" NPT. The main port threads of this trailer ABS relay valve are manufactured by OEM standard, perfect fit to the original one.
  • 【High Performance】Long life-span matters, that is why our ABS modulator relay valve is made from durable material, which automatically controls wheel slip to ensure vehicle stability and steerability during braking.
  • 【12-Month Warranty】If for any reason at all, you are not satisfied with this trailer ABS modulator valve, you can contact us through amazon message to apply the service of carefree REPLACEMENT or REFUND.
No. 3
APDTY 157604 Antilock Braking System (ABS) Control Module
  • Brand New Antilock Braking System (ABS) Control Module
  • Match Vehicle To Compatibility Chart To Ensure Exact Fitment
  • Models Without Traction Control
  • Replaces 12475627, 12478042, 19244883, 88934712, 88935630, 88935722, 88935846, 88982287
No. 4
1 Factory Radio AntiLock Braking System Chassis Control Module Compatible With 1996-99 Pontiac Sunfire 16250119
  • USED OEM Original Unit
  • Anti-Lock Braking System Chassis Control Module
  • Part Number: 16250119 Interchange Part Number: 591-06174
  • Compatible with 1996-99 Chevrolet Cavalier, Pontiac Sunfire
  • Technical Support Provided by 1 Factory Radio
No. 5
Trailer ABS Relay Valve Modulator 12V Valve - Braking System for Trailer Compatible with 4721950330, S4721950330, S472-195-033-0, 170.955378
  • Durable Construction: Built from high-quality materials to ensure long-lasting performance under demanding road conditions.
  • Compatible with: 4721950330 / S4721950330 / S472-195-033-0 / 170.955378
  • Specifications: Supply Ports: 3/4" NPT, Delivery Ports: 3/8" NPT, Control Port: 3/8" Crack Pressure: 4.0 PSI
  • Reliable Air Distribution: Maintains consistent and accurate air delivery to improve braking control and vehicle stability.
  • Enhanced Braking Response: Designed to improve air brake system efficiency by providing faster relay signal to the brake chambers.
No. 6
Wheel Sensor ABS Anti-Lock Braking System 34526894815
  • Sensors
  • Wheel sensor ABS anti-lock braking system 34526894815
No. 7
Wheel Sensor ABS Anti-Lock Braking System 34526894815
  • Oxygen Sensor
  • Wheel sensor ABS anti-lock braking system 34526894815
No. 8
Wheel Sensor ABS Anti-Lock Braking System 34526894815
  • Oxygen Sensor
  • Wheel sensor ABS anti-lock braking system 34526894815
No. 9
Wheel Sensor ABS Anti-Lock Braking System 34526894815
  • Oxygen Sensor
  • Wheel sensor ABS anti-lock braking system 34526894815
No. 10
CHADWICK Relay-Shaped Automobile Hidden Lock, Relay Style Anti-Theft Device, 12V Vehicle Immobilizer System, Car Intelligent Oil Circuit Controller, Replaceable Non-Destructive Installation, Model A
  • Please ensure you differentiate between the connector types of Model A and Model B before making a purchase, as they are suitable for different car models. Select the model that best matches your car. If your relay does not belong to either type A or type B, then this product is not suitable for your car
  • 1. Only suitable for 12V gasoline vehicles. If you have any questions, please ask first to avoid wasting time and money
  • 2. No damage to the original car wire, fast and convenient installation. Note: This product does not control the doors and direction lights or other parts, only the oil circuit or circuit.the engine cannot be started to prevent theft
  • 3. After the flame is turned off, it will automatically cut off the fuel, close to the vehicle and automatically open the oil path, the sensing distance is about 15 meters
  • 4. Function test: After the unit is installed, the engine will stop after 25 seconds without pressing the remote control button in manual mode. When the car starts normally after pressing the remote control button, the product is correctly installed. Relative delay for replacing the oil pump relay is 3 ~ 5 seconds
No. 11
Ronybuy 4-PIN 12V DC IP65 Waterproof Relay with Harness 40/30 AMP Relay Switch - Heavy Duty 12&16 AWG Tinned Copper Wires, SPST Automotive Relay Kit for Horns Starters Radiator Motor Fans, Pack of 1
  • 【IP65 Waterproof】The shell of 4-pin relay harness kit is made of the durable insulation material, the 4 terminals are sealed with strong cap and the rubber ring, making it connected tightly for better waterproof and dustproof so it can work in any harsh environments.
  • 【Heavy-duty Copper Wires】The 4-PIN relay come with 4 colored wires harness,the pin 87 Blue & pin 30 Red are 12AWG and pin 85 Black & pin 86 White are 16AWG. The tinned copper wires are durable and reliable. Just plug and play and enjoy your ride.
  • 【Specification】12VDC(14V Max) and 40A/30A High Switching Capability. Keep 10-15% below the rate. Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/C (87). The 4 pin relay kit works for both positive and negative activation.
  • 【Wide Application】Compatible with most universal 12V 4-Pin automotive relay with 40A switching capability,including car lights,horns,starters,cooling fans,speakers,wipers,traction control systems,rear window defrosters ect. Perfect relay switch kit replacement for car,boats,off-road vehicles,and family circuit work.
  • 【Notice】Make sure follow the wiring diagram in the picture.Be gentle when inserting the relay into the socket.For your safety, we highly recommend professional technicians to install the part. If you have meet any problem, welcome to message us for help.
No. 12
BOVZOR 20904439 Trailer Brake Continuity Relay Replacement for Major Automotive Brands - Heavy-Duty Relay Assembly with OE# GM 20904439 (12V DC, 30A)
  • Exact Fit Replacement – Directly compatible with common trailer brake systems (compatibility list in images), ensuring precise signal transmission and braking response
  • Durable Construction – Zinc-plated housing and reinforced contacts resist corrosion, vibration, and extreme temperatures for long-term reliability
  • Plug-and-Play Installation – No wiring modifications needed; designed for tool-free setup within minutes
  • Overload Protection – Integrated thermal management prevents circuit damage from electrical surges or overheating
  • 2-Year Warranty – Full replacement coverage for defects, backed by BOVZOR’s quality guarantee
No. 13
Wheel Sensor ABS-Anti-Lock Braking System 34526791225
  • Sensors
  • Wheel sensor ABS-anti-lock braking system 34526791225
No. 14
Hamolar 2 Pack 12V 40/30 Amp Car Relay DC 5 Pin SPDT and Harness - Heavy Duty 12 AWG Copper Wires Relays Kit Bosch Style for Automotive Truck Van Motorcycle Boat
  • The 12v relay harness base contains 3*12 AWG and 2*16 AWG cables, length: 5.5 in, which have higher load-bearing capacity and more stable performance.
  • Function: 12VDC (14V Max) 5 Pin SPDT (Single Pole Double Throw) Relay with 40A/30A High Switching Capability.
  • Wire Specifications: White - Ground (85), Blue - VDC (30), Black - Trigger (86), Red - Output N/C (87a), and Yellow - Output N/O (87).
  • The dc car relay adopts waterproof sealing technology at the bottom and a fixed back strip on the back, which is suitable for various complicated installation environments.
  • Relay and harness kit made by high-grade flame retardant materials to ensure superior quality and long lifespan. 2 Years Warranty.
No. 15
Fastronix 50/30 Amp Weatherproof Automotive Relay and Socket Kit
  • OEM Locking Style Relay Rated to 30 Amps Normally Closed. and 50 Amps Normally Open
  • Vibration Resistant and Sealed
  • Socket Features 12" Copper Wire Leads - (3) 12 Gauge Primary Leads, (2) 18 Gauge Coil Leads
  • Great for Powering Off Road Lights and Accessories
  • Wiring Diagram and Mounting Tab Included
No. 16
DaierTek 8 Pack 12V Relay with Built-in Diode & 12 AWG Harness Socket 30A/40A Heavy Duty SPDT 5 Pin Relay Switch Waterproof for Automotive Car Marine Boat
  • 【30A/40A Relay】 - These 5 pin relays are rated at 12v 30A/40A (NO: 40A, NC: 30A), spdt heavy duty design relay switch.
  • 【Built-in Diode】 - This 12 volt relay has a built-in diode, which aims to consume the induced voltage that is generated by the coil while switching the status of automotive relay, and therefore protect the electric components from being damaged by the induced voltage.
  • 【12AWG Harness】 - The wires which come with this relay socket are 12AWG/16AWG design, the 12 awg wires include red, blue and yellow wires which are the wires for high power terminals of the spdt relay; and 16 awg white and black wires for the coil terminals.
  • 【Waterproof】 - This 5 pin relay 12v has seal ring inside the harness socket to improve its waterproof performance, makes it much safer under moist environment use.
  • 【Wide Application】 - The waterproof relay 12v acts as a bridge between switches and devices, which helps to achieve controlling high rating devices by small rating switches, suitable for auto, car, truck, marine boat, etc.
No. 17
QODOLSI Pack-4 Car 4 Pin DC 12V 30A Relay, Multi-functional Oil Pump Light Air Conditioning Audio Relay, Insulated Flame Retardant Shell Plug and Play Starter Relay, Unviersal for Cars (Black)
  • 🚓 DC 12V Voltage: This relay is suitable for automotive systems powered by DC 12V power supply. This is the voltage standard used by most cars, so it has broad applicability.
  • 🚓 30A Current Rating: This relay has a current rating of 30A, which means it can handle a maximum current load of 30 amps. This makes it suitable for many high-power devices such as car starter motors.
  • 🚓 Packing List: You will receive four 4-pin DC 12V 30A car starting relays. They are widely used to control various electrical appliances, such as lights, wipers, starters, air conditioners, anti-lock braking devices, suspension controls and audio, etc, and play the role of safety protection and switch.
  • 🚓 Reliability and Durability: This car starter relay is made of high-quality materials and has good reliability and durability. It can withstand long-term, frequent use and maintain stable performance in a variety of environmental conditions.
  • 🚓 Flame-retardant Shell: This car starter relay is made of flame-retardant shell material and has good flame-retardant properties. This means that in the event of a fire or other dangerous situation, it can effectively reduce the possibility of fire spread and improve the safety of vehicles and passengers.
No. 18
True MODS 6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPST] [30 Amp] 12 Volt Automotive relays with Fuse for Auto Cars
  • Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact.
  • Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
  • 12VDC (14V Max) and 30A High Switching Capability.
  • Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87).
  • Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.
No. 19
Eratus 1 PC Car Wheel Speed ​​Sensor, Rear Left Anti-Lock Brake System Wheel Speed Sensor, Quick Response Standard Sensor Accessories Replacement 3630050U2010, Compatible with Heyue Models (Black)
  • Flexible Cable: The flexible cable design allows the sensor to maintain a certain degree of flexibility during vehicle driving, adapt to vehicle dynamic changes, and reduce mechanical stress caused by vehicle movement.
  • Compatibility Information: This wheel speed sensor is compatible with Heyue models and is suitable for the rear left tire. The replacement part number is 3630050U2010. You can install and replace it yourself.
  • Packing List: You will receive a car ABS sensor. The product surface is smooth and burr-free, and the production process is fine. The product is small and portable, convenient for you to use at any time.
  • ABS Sensor Function: As part of the anti-lock braking system (ABS), the sensor is responsible for monitoring the speed of the rear left wheel and providing key data to the ABS control unit to ensure that the wheel does not lock during emergency braking.
  • Direct Replacement: The wheel speed sensor is manufactured to the original vehicle specifications and matches all key information such as output voltage and trigger wheel space of the original parts to ensure optimal performance and a perfect match.
No. 20
GOOACC 6 Pack Automotive Relay Harness Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Harnesses,2 Years Warranty
  • HIGH SWITCHING CAPABILITY: 5-Pin SPDT (Single Pole Double Throw) 30/40 A Relay.
  • INTERLOCKING RELAY SOCKET: The relay socket harness base is interlocking designed for easy cable management and organization.
  • GREAT QUALITY: The durable relay and heavy duty relay socket with 5 wires are made by high-grade materials to ensure superior quality.
  • WIRE INSTRUCTION: Black - (85), Red - (87a), White - (86), Yellow - (87) and Blue - (30).
  • PACKAGE INCLUDE: 6 relays & 6 relay sockets with wires

How to choose a good automotive antilock braking system relays

Does the idea of finding a fantastic automotive antilock braking system relays make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive antilock braking system relays. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive antilock braking system relays products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive antilock braking system relays on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive antilock braking system relays brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive antilock braking system relays based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive antilock braking system relays were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive antilock braking system relays, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive antilock braking system relays.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive antilock braking system relays for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive antilock braking system relays. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive antilock braking system relays should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive antilock braking system relays.