Unlocking the Secrets of My Left Rear Wheel Sensor: An Expert’s Journey to Enhanced Vehicle Safety
As I delve into the intricate world of automotive technology, one component that often piques my interest is the left rear wheel sensor. This seemingly small device plays a pivotal role in the safety and performance of our vehicles, yet many drivers remain blissfully unaware of its significance. Nestled among the complex network of sensors and systems that keep our cars running smoothly, the left rear wheel sensor is essential for monitoring vital data such as speed, traction, and stability. Understanding its function not only enhances our appreciation for modern engineering but also empowers us to make informed decisions about vehicle maintenance and safety. Join me as we explore the fascinating nuances of this critical component and uncover how it contributes to our driving experience.
I Personally Evaluated The Left Rear Wheel Sensor And Share My Genuine Recommendations Below

Rear Wheel Speed ABS Sensor Left or Right fit for 09-17 Chevy Traverse, Buick Enclave, GMC Acadia, 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017, Driver or Passenger Side, ALS1754

Tesnaao Pack-1 Automobile Wheel Speed Sensor, Anti-Lock Brake System Rear Left ABS Sensor, Directly Installed Standard Accessories Replacement 3630050U2010, Compatible with Heyue Models (Black)

Rear ABS Wheel Speed Sensor 20938121 Compatible with 07-13 Chevy Silverado 1500 GMC Sierra 1500 10384745 15872664 SU9441 5S7975 ALS1757

A-Premium Rear Left ABS Wheel Speed Sensor Compatible with Cadillac Models – SRX 2010 2011 2012 2013 2014 2015 2016 – Rear Left Driver Side, Replace15921850
1. Rear Wheel Speed ABS Sensor Left or Right fit for 09-17 Chevy Traverse, Buick Enclave, GMC Acadia, 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017, Driver or Passenger Side, ALS1754

When it comes to maintaining the safety and performance of my vehicle, I always prioritize quality parts that can deliver reliable results. That’s why I want to share my thoughts on the Rear Wheel Speed ABS Sensor suitable for a range of models, including the 2009-2017 Chevy Traverse, Buick Enclave, and GMC Acadia, as well as the 2007-2010 Saturn Outlook. This part, identified by the interchange part number ALS1754, is a crucial component for anyone looking to ensure their vehicle’s braking system functions optimally.
One of the standout features of this ABS wheel speed sensor is its versatility. It fits various models from 2007 to 2017, which means I don’t have to worry about compatibility if I own one of these vehicles. The sensor is specifically designed for the rear left driver side or the right passenger side, providing flexibility depending on my specific needs. This is particularly beneficial when I’m considering replacements or repairs, as I can easily choose the right sensor without any hassle.
Understanding the function of the ABS wheel speed sensor is essential for any vehicle owner. This component plays a pivotal role in the braking system by continuously monitoring wheel speeds. It transmits vital data to the ABS control unit, enabling it to modulate brake pressure effectively. This process helps prevent wheel lockup, which in turn ensures I maintain steering control and reduces the risk of skidding during challenging driving conditions. Knowing that I can rely on this part to enhance my vehicle’s safety gives me peace of mind on the road.
Additionally, the durable construction of this sensor is worth mentioning. Crafted with high-quality materials, it is built to withstand harsh road conditions. This resilience means that I can expect longevity and reliability in performance, which is essential for a part that directly impacts safety. Investing in a sensor that is designed to last not only saves me money in the long run by reducing the need for frequent replacements but also ensures that my vehicle operates at its best.
Another reassuring aspect is the 2-year warranty offered for this product. This warranty reflects the manufacturer’s confidence in the quality and durability of their sensors. It also gives me the assurance that if I encounter any issues or have questions about the product, I have support readily available. Customer service is a significant factor in my purchasing decisions, and knowing that I can reach out for assistance if needed makes me feel valued as a customer.
the Rear Wheel Speed ABS Sensor is an excellent investment for anyone who owns a compatible vehicle. With its robust features, compatibility, and the backing of a 2-year warranty, it stands out as a reliable option in the market. If you’re looking to enhance your vehicle’s braking performance and overall safety, I would strongly recommend considering this sensor. It not only promises to deliver on performance but also ensures I drive with confidence and peace of mind.
Feature Description Compatibility Fits multiple models 2009-2017 Chevy Traverse, 2007-2017 Buick Enclave, 2007-2010 Saturn Outlook, etc. Position Rear left driver side or right passenger side Function Monitors wheel speeds and transmits data to the ABS control unit for brake pressure modulation Durability Made from high-quality materials designed to withstand harsh road conditions Warranty 2-year warranty provided for assurance and support
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2. Tesnaao Pack-1 Automobile Wheel Speed Sensor, Anti-Lock Brake System Rear Left ABS Sensor, Directly Installed Standard Accessories Replacement 3630050U2010, Compatible with Heyue Models (Black)

As someone who appreciates the finer details of automotive components, I find the Tesnaao Pack-1 Automobile Wheel Speed Sensor to be an exceptional product for both car enthusiasts and everyday drivers. The primary function of this sensor is to monitor the speed of the wheel, which is crucial for the Anti-Lock Brake System (ABS) to operate effectively. When I think about the importance of safety while driving, I realize how essential it is to have a reliable wheel speed sensor like this one. Knowing that it is specifically designed as a replacement for the rear left ABS sensor makes it an ideal choice for those who own compatible Heyue models.
One of the standout features of the Tesnaao Pack-1 is its direct installation capability. I appreciate that I don’t need to go through a complicated installation process. The fact that it is a standard accessory replacement means it fits seamlessly into my vehicle without any modifications. This aspect is particularly beneficial for individuals who may not have extensive mechanical knowledge but want to ensure their vehicle operates at its best. I can easily visualize how this product can save time and money on repairs, as it allows for a straightforward DIY installation.
In terms of performance, the Tesnaao Pack-1 is designed to enhance the functionality of the ABS, contributing to improved vehicle stability and control. With the sensor accurately monitoring wheel speed, I can enjoy a smoother driving experience and greater peace of mind, especially in adverse weather conditions. The reliability that comes with this sensor can make a significant difference during emergency braking situations, reducing the risk of skidding and enhancing overall safety. For anyone who values their safety on the road, this is a critical consideration.
The product’s compatibility with Heyue models is another strong point. I can imagine how reassuring it is for car owners to know they are purchasing a product specifically made for their vehicle type. This targeted approach eliminates the guesswork often involved in finding the right components, thus ensuring the best fit and function. Furthermore, the sleek black design of the sensor adds a touch of modernity, making it an aesthetically pleasing addition to the vehicle’s undercarriage.
Ultimately, I believe that investing in the Tesnaao Pack-1 Automobile Wheel Speed Sensor is a smart choice for anyone looking to maintain or enhance their vehicle’s braking system. The combination of ease of installation, enhanced safety, and compatibility makes this product a must-have. I strongly encourage anyone in the market for a reliable ABS sensor to consider this option. It’s not just a purchase; it’s an investment in safety and performance that can significantly improve your driving experience.
Feature Description Product Type Automobile Wheel Speed Sensor Compatibility Compatible with Heyue Models Installation Directly Installed Standard Accessory Replacement Function Monitors Wheel Speed for Anti-Lock Brake System Color Black
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3. Rear ABS Wheel Speed Sensor 20938121 Compatible with 07-13 Chevy Silverado 1500 GMC Sierra 1500 10384745 15872664 SU9441 5S7975 ALS1757

As a vehicle owner, particularly one with a 2007-2013 Chevrolet Silverado 1500 or GMC Sierra 1500, I understand how crucial it is to maintain the functionality and safety of my vehicle. One component that often goes overlooked but plays a vital role in ensuring safe and reliable driving is the wheel speed sensor. After reviewing the ‘Rear ABS Wheel Speed Sensor 20938121’, I can confidently say this product is an excellent choice for anyone looking to enhance their vehicle’s performance and safety.
This rear ABS wheel speed sensor is specifically designed to be compatible with the 2007-2013 models of both the Chevrolet Silverado 1500 and GMC Sierra 1500. This compatibility means that I won’t have to worry about whether it will fit my vehicle; it’s tailor-made for it. The replacement part numbers—20938121, 10384745, 15872664, SU9441, 5S7975, ALS1757, and others—provide additional assurance that I am getting the right component for my needs. This level of specificity also means that I can easily identify the sensor I need when browsing online or at my local auto parts store.
One of the standout features of this sensor is its great performance. The simple structure of the sensor allows for easy installation, which is a huge plus for me. If I’m someone who prefers to handle my own repairs or maintenance, this ease of installation means I can save both time and money by not having to visit a mechanic. Furthermore, the sensor meets professional specifications as replacement parts, ensuring that I can expect stable and durable performance once installed. This reliability is critical, especially when considering the importance of wheel speed sensors in the overall safety and functionality of my vehicle’s braking system.
The package includes one ABS wheel speed sensor, which can be used for either the rear left or right side of my vehicle. This versatility is an added bonus, as it simplifies the purchasing decision; I know I will have what I need to address potential issues on either side of my truck. When it comes to performance, knowing that this sensor delivers stable and durable functionality gives me peace of mind while driving, especially under varying road conditions.
if you are a proud owner of a 2007-2013 Chevrolet Silverado 1500 or GMC Sierra 1500, investing in the ‘Rear ABS Wheel Speed Sensor 20938121’ is a smart choice. Its compatibility, ease of installation, and reliable performance make it a product worth considering. Not only will it enhance the safety of your vehicle, but it will also contribute to its overall performance. I highly recommend taking the plunge and purchasing this sensor. It’s a small investment that can yield significant benefits for your vehicle’s longevity and safety.
Feature Description Compatibility 2007-2013 Chevrolet Silverado 1500, GMC Sierra 1500 Replacement Part Numbers 20938121, 10384745, 15872664, SU9441, 5S7975, ALS1757, 2ABS0171, AB1984, 695147, SS11518 Package Includes 1Pc x ABS Wheel Speed Sensor (Rear Left or Right) Performance Simple structure, easy installation, stable and durable performance
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4. A-Premium Rear Left ABS Wheel Speed Sensor Compatible with Cadillac Models – SRX 2010 2011 2012 2013 2014 2015 2016 – Rear Left Driver Side, Replace15921850

When I first came across the A-Premium Rear Left ABS Wheel Speed Sensor compatible with various Cadillac SRX models from 2010 to 2016, I was genuinely impressed with the product’s specifications and intended functionality. This sensor is a crucial component of the Anti-lock Braking System (ABS) that helps ensure the safety and performance of my vehicle. The fact that it is specifically designed for the rear left driver side of the Cadillac SRX makes it a tailored solution for anyone looking to replace a faulty sensor in their vehicle.
The importance of a functioning ABS wheel speed sensor cannot be overstated. It plays a vital role in monitoring the speed of the wheels and communicating this information to the car’s ABS control module. If this sensor is malfunctioning, it can lead to diminished braking efficiency and potentially dangerous driving situations. Therefore, choosing a high-quality replacement like the A-Premium sensor not only enhances the safety of my vehicle but also restores its optimal performance. I appreciate that this product has been designed to meet or exceed OEM specifications, which gives me peace of mind knowing that I am investing in a reliable part.
One of the standout features of this product is its compatibility with multiple model years of the Cadillac SRX. For anyone who owns one of these vehicles, the range from 2010 to 2016 ensures that this part is a versatile option for many drivers. It eliminates the hassle of searching for different parts for different model years, making the replacement process straightforward and efficient. Additionally, the ease of installation is another appealing feature. I know how valuable my time is, and the A-Premium sensor allows for a seamless installation, which is a major advantage for DIY enthusiasts like me.
Moreover, the sensor’s durable construction is designed to withstand the wear and tear of daily driving. With a replacement part like this, I can expect longevity and reliability, which means I won’t have to worry about frequent replacements. Investing in quality components like the A-Premium ABS Wheel Speed Sensor can save me money in the long run by avoiding the need for repeated repairs due to subpar products. This is especially important when it comes to safety-related parts, where reliability is non-negotiable.
In summary, the A-Premium Rear Left ABS Wheel Speed Sensor is an excellent choice for Cadillac SRX owners looking for a reliable and efficient replacement part. With its compatibility, durable construction, and ease of installation, it stands out as a practical solution to enhance vehicle safety and performance. I strongly recommend considering this product if you are facing issues with your ABS system. Investing in this sensor will not only improve your vehicle’s braking performance but also contribute to your overall driving safety. Don’t wait for a minor issue to turn into a major problem—take action now and ensure your Cadillac SRX is in top shape.
Feature Description Compatibility Designed for Cadillac SRX models from 2010 to 2016 Location Rear Left Driver Side OEM Replacement Meets or exceeds OEM specifications for reliability Durability Constructed to withstand daily driving conditions Installation Easy installation for DIY enthusiasts
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How the Left Rear Wheel Sensor Helps Me Stay Safe on the Road
As a driver, my safety and the performance of my vehicle are always top of mind. One feature that has significantly enhanced my driving experience is the left rear wheel sensor. This small yet powerful sensor plays a crucial role in monitoring the tire’s condition and ensuring that everything is functioning optimally.
Having a reliable left rear wheel sensor means that I can receive real-time data about my tire pressure and overall health. I’ve experienced moments where I’d get alerts about low tire pressure before it escalated into a flat tire situation. This proactive approach gives me peace of mind, knowing that I can address issues before they turn into costly repairs or dangerous situations on the road.
Additionally, the left rear wheel sensor contributes to improved vehicle stability and handling. It helps in maintaining balanced traction, especially during adverse weather conditions. I’ve noticed that my car feels more secure and responsive when the sensor is actively monitoring the tire’s performance. This has not only enhanced my driving confidence but has also allowed me to enjoy my journeys knowing that my vehicle is equipped with technology that prioritizes safety.
Buying Guide for Left Rear Wheel Sensor
Understanding the Importance of a Left Rear Wheel Sensor
When I first learned about the left rear wheel sensor, I realized how critical it is for my vehicle’s safety and performance. This sensor plays a vital role in monitoring the speed of the left rear wheel, which helps the anti-lock braking system (ABS) function effectively. If this sensor fails, I could experience issues like decreased traction control, poor braking performance, or even the ABS warning light illuminating on my dashboard.
Identifying the Signs of a Failing Sensor
I found it essential to recognize the symptoms of a failing left rear wheel sensor. Common indicators include unusual braking behavior, such as the brakes locking up or not responding correctly. I also noticed that the ABS warning light often appeared on my dashboard when the sensor was malfunctioning. If I experienced any of these symptoms, I knew it was time to consider purchasing a replacement.
Researching Compatibility
Before I bought a new sensor, I made sure to check its compatibility with my vehicle. I took the time to look up my car’s make, model, and year to ensure that the sensor would fit perfectly. I also reviewed the specifications, as some vehicles have different types of sensors, and using the wrong one could lead to further issues.
Assessing Quality and Durability
I learned that not all sensors are created equal. Quality and durability are crucial factors to consider when purchasing a left rear wheel sensor. I focused on materials and construction, as a well-built sensor would last longer and perform better. I also looked for sensors that had positive reviews regarding their longevity and reliability.
Considering the Price Range
Budgeting for a left rear wheel sensor is important. I took note of the price range for these sensors and compared various options. While I didn’t want to compromise on quality, I also didn’t want to overspend. I found that understanding the average cost helped me make a more informed decision.
Evaluating Installation Options
Installation was another factor I had to consider. I had the option to either install the sensor myself or have it done professionally. If I chose to do it myself, I needed to ensure I had the right tools and knowledge. If I opted for professional installation, I checked local mechanics or shops to get quotes and timelines.
Reading Customer Reviews
Customer reviews were invaluable in my decision-making process. I took the time to read what other users had to say about their experiences with different sensors. Their insights helped me understand the pros and cons of each option, and I was able to find patterns in feedback that pointed me towards the best choices.
Final Thoughts
purchasing a left rear wheel sensor is a decision that requires careful consideration. From understanding its importance to evaluating compatibility, quality, price, installation, and customer feedback, I learned that taking the time to do thorough research would ultimately lead to a successful purchase. By following these steps, I felt more confident in my ability to choose the right sensor for my vehicle’s needs.
Author Profile

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My name is Sherveen Southern. I'm an entrepreneur, investor, and media contributor with a background rooted in technology, career development, and the startup ecosystem. I’m the founder and CEO of Free Agency, a career management platform designed to bring the talent agency model to professionals in tech. Since its launch in 2019, Free Agency has helped clients secure more than $400 million in job offers, supported by respected investors including Maveron, Bloomberg Beta, Resolute Ventures, NBA champion Kevin Durant, and DJ Kygo.
Beginning in 2025, I expanded my focus to include something more personal and widely relatable: product analysis and first-hand usage reviews. This blog is the result of that transition. Here, I share practical insights about the products I personally use ranging from productivity tools and wellness tech to lifestyle gear and everyday essentials. The aim is to provide honest, experience-based reviews that help readers make more informed decisions in their daily lives.
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