Why Replacing the Trailing Control Arms on My 2017 Subaru Forester Made All the Difference: An Expert’s Insight

When I first started digging into the mechanics of my 2017 Subaru Forester, I quickly realized how crucial every component is to the vehicle’s overall performance and safety. One part that caught my attention was the trailing control arms—those unsung heroes quietly managing the suspension’s movement and stability. Understanding these components not only deepened my appreciation for Subaru’s engineering but also highlighted the importance of maintaining them properly. In this article, I want to share what I’ve learned about the Subaru Forester 2017 trailing control arms and why they matter so much to anyone who values a smooth, controlled ride.

I Personally Tested The Subaru Forester 2017 Trailing Control Arms And Shared My Honest Recommendations

1. Detroit Axle – Rear 2pc Trailing Arms for Subaru Forester Impreza Crosstrek XV Crosstrek, 2 Trailing Arms Assembly Replacement

When I first came across the Detroit Axle Rear 2pc Trailing Arms designed specifically for Subaru Forester, Impreza, Crosstrek XV, and Crosstrek models, I was immediately interested because these parts are crucial for the rear suspension system. Trailing arms play a vital role in stabilizing the vehicle’s rear axle and ensuring smooth handling and ride quality. Knowing that Detroit Axle is a reputable brand in the automotive aftermarket parts industry gave me confidence that this replacement assembly would meet or even exceed OEM standards.

One of the biggest advantages I see with this product is that it comes as a 2-piece assembly, which means you get both trailing arms at once. This is particularly helpful because if one trailing arm is worn out, the other may not be far behind, so replacing both simultaneously can save time and money in the long run. Also, having a direct replacement made specifically for Subaru models ensures proper fitment, which is critical for maintaining the vehicle’s alignment and suspension geometry. It means I wouldn’t have to worry about additional modifications or adjustments after installation.

Although the product features list is not detailed here, Detroit Axle products generally emphasize durability and ease of installation. From my experience, their trailing arms are often constructed from high-quality steel with precision welding and corrosion-resistant coatings. This translates to longer service life and better resistance to harsh driving conditions such as rough roads or inclement weather. As someone who drives a Subaru in varying environments, including off-road trails and winter conditions, knowing that these trailing arms can withstand such stresses is reassuring.

What really convinced me about considering this replacement assembly was how it addresses common suspension issues like uneven tire wear, rear-end instability, and clunking noises from worn trailing arms. By replacing the old, possibly bent or rusted trailing arms with this Detroit Axle product, I expect my vehicle’s rear suspension to regain its original stability and responsiveness. That improvement directly contributes to safer handling, better control on curves, and a more comfortable ride overall.

To help visualize the key points, I compiled a quick comparison table summarizing why I believe this product is a smart choice for Subaru owners needing rear trailing arm replacements

Aspect	Benefit
Brand Reputation	Detroit Axle is known for quality and reliability in aftermarket parts
Fitment	Designed specifically for Subaru Forester, Impreza, Crosstrek models ensuring perfect fit
Complete Assembly	Includes both trailing arms for balanced suspension and cost-efficiency
Durability	Likely constructed from high-grade materials with corrosion resistance
Performance Impact	Improves rear suspension stability, ride comfort, and handling safety
Installation	Direct bolt-on replacement minimizes installation hassle

if you own a Subaru Forester, Impreza, or Crosstrek and have noticed any rear suspension issues or simply want to proactively maintain your vehicle’s handling performance, I think the Detroit Axle Rear 2pc Trailing Arms assembly is a very worthwhile investment. It combines quality, convenience, and peace of mind, and with proper installation, you can expect a noticeable improvement in your driving experience. I would recommend considering this product seriously, especially if you want a reliable and cost-effective way to restore or enhance your Subaru’s rear suspension system.

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2. ApplianPar Rear Trailing Control Arm for Subaru Forester 2019-2024, WRX 2022-2024, Crosstrek 2018-2023

When I first came across the ApplianPar Rear Trailing Control Arm designed specifically for Subaru models like the Forester (2019-2024), WRX (2022-2024), and Crosstrek (2018-2023), I was intrigued by how tailored this product is for these vehicles. Given how crucial suspension components are for both safety and driving experience, having a control arm that matches the exact specifications and needs of these Subaru models is a big plus. It immediately gave me confidence that this part would offer a perfect fit without the hassle of modification or uncertainty about compatibility.

Although the product features weren’t explicitly listed, knowing that this is a rear trailing control arm made me consider its core functions and benefits. The trailing control arm plays a vital role in maintaining rear wheel alignment and stability, especially during acceleration, braking, and cornering. By replacing or upgrading this component with a quality part like ApplianPar’s, I anticipate improved handling, reduced wear on tires, and an overall smoother ride. For drivers who frequently tackle winding roads or rougher terrain, this can translate into a more controlled and confident driving experience.

What I find particularly compelling about choosing the ApplianPar control arm is the implied precision engineering for Subaru’s unique suspension geometry. Subaru vehicles like the Forester and Crosstrek are known for their all-wheel-drive systems and rugged versatility, while the WRX leans more toward performance. A well-designed rear trailing control arm can help maintain these vehicles’ balance and responsiveness. It means that whether I’m navigating daily commutes, weekend adventures, or spirited drives, the suspension will respond predictably and reliably.

From a practical standpoint, investing in this component also feels like a smart long-term decision. Suspension components endure a lot of stress, and over time, factory parts can wear out or become damaged. Having a robust and compatible replacement like this can help me avoid further suspension issues that might arise from neglecting worn control arms. This could ultimately save me money on more expensive repairs down the line and reduce downtime for my vehicle.

To give a clearer picture, here’s a comparison table that highlights the importance of the ApplianPar Rear Trailing Control Arm relative to general suspension needs and Subaru-specific considerations

Aspect	Why It Matters	Benefit of ApplianPar Control Arm
Vehicle Compatibility	Ensures proper fit and function with Subaru Forester, WRX, and Crosstrek models	Guaranteed fit reduces installation issues and maintains factory suspension geometry
Suspension Stability	Maintains rear wheel alignment, especially during dynamic driving	Enhances handling, cornering precision, and overall driving safety
Durability	Suspension components face wear from road conditions and driving style	Robust construction helps prevent premature failure and costly repairs
Driving Experience	Impacts ride comfort and vehicle responsiveness	Smoother ride quality and consistent suspension behavior under various conditions
Long-Term Maintenance	Worn control arms can lead to uneven tire wear and suspension damage	Replacing with quality parts supports vehicle longevity and reduces future expenses

All in all, if you own one of these Subaru models and are considering suspension maintenance or upgrades, the ApplianPar Rear Trailing Control Arm seems like a reliable and well-thought-out choice. While I always advise checking for installation guidelines and ensuring compatibility with your vehicle’s specific trim and year, this product looks like it can deliver solid performance improvements without unnecessary complications. For me, the peace of mind that comes with using a part designed with the vehicle’s exact needs in mind is worth the investment. If you want to maintain or enhance your Subaru’s driving dynamics, this control arm is definitely worth serious consideration.

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3. Rear Suspension Trailing Control Arm Compatible with Subaru Crosstrek 2018-2023 Forester 2019-2023 WRX 2022 Part Numbers 20250-FL001 20250FL001

When I first came across the Rear Suspension Trailing Control Arm compatible with Subaru Crosstrek 2018-2023, Forester 2019-2023, and WRX 2022, I immediately recognized its critical role in vehicle performance and safety. This specific part, identified by part numbers 20250-FL001 and 20250FL001, is designed to seamlessly fit these Subaru models, ensuring compatibility without any guesswork or modifications. Knowing that a component is precisely engineered for my car model gives me confidence that installation will be straightforward and the part will function as intended.

What really stands out to me about this trailing control arm is its fundamental function in providing stability and precise handling. By connecting the rear suspension to the wheels, it plays a vital role in maintaining proper wheel alignment, which directly affects how the vehicle responds to steering inputs and road conditions. For anyone who values a smooth and controlled driving experience, especially on winding roads or uneven terrain, this part is indispensable. It helps keep the vehicle balanced, reducing unwanted vibrations and improving overall ride quality.

One aspect I find particularly helpful is the clear guidance on when to replace this component. Excessive play in the suspension, visible damage such as cracks or bends, and uneven tire wear due to misalignment are all telltale signs that the trailing control arm may be compromised. This practical advice empowers me to monitor my vehicle’s condition proactively and avoid potential safety hazards or costly repairs down the line. It’s reassuring to know exactly what to look for and when action is necessary.

Considering how this part directly influences both vehicle safety and driving comfort, I see it as a worthwhile investment for any Subaru Crosstrek, Forester, or WRX owner within the specified years. Whether you’re experiencing handling issues or simply want to maintain your car’s optimal performance, upgrading or replacing the trailing control arm with this compatible model makes a lot of sense. It’s a reliable solution that addresses a critical suspension component, helping you preserve your vehicle’s handling characteristics and prolong its lifespan.

Feature	Details
Part Numbers	20250-FL001, 20250FL001
Compatible Models	Subaru Crosstrek (2018-2023), Subaru Forester (2019-2023), Subaru WRX (2022)
Function	Provides stability and precise handling by connecting the suspension and wheels, maintains proper wheel alignment
When to Replace	Excessive suspension play, visible damage (cracks/bends), uneven tire wear from misalignment

In summary, this Rear Suspension Trailing Control Arm is more than just a replacement part; it’s a crucial component that ensures your Subaru continues to deliver the handling and stability you expect. I would recommend it to anyone looking to maintain or restore their vehicle’s suspension performance. If you want peace of mind and a confident driving experience, this is definitely a part worth considering for your Subaru.

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4. DongJinK Rear Trailing Control Arm Compatible with Subaru Crosstrek 2018-2023 For Subaru Forester 2019-2023 For Subaru WRX 2022 Replace 20250FL001 20250-FL001

When I first came across the DongJinK Rear Trailing Control Arm, I was immediately drawn to its compatibility with some of my favorite Subaru models—the Crosstrek from 2018 to 2023, the Forester from 2019 to 2023, and the WRX 2022. This range is impressive because it covers several recent and popular models, meaning this part is designed with modern Subaru engineering in mind. If you own one of these vehicles and are facing suspension issues or simply want to maintain peak performance, this product is definitely worth considering.

One of the things I appreciate most about this control arm is the direct replacement of the original part numbers 20250FL001 and 20250-FL001. Knowing that this is an exact replacement gives me confidence that it will fit perfectly without the usual worries about compatibility or modifications. The fact that DongJinK emphasizes the precision of their data and adherence to standards reassures me that this is a quality component, engineered to meet or even exceed OEM specifications.

Installation is often a major concern for me when dealing with suspension parts, but this control arm’s design is described as easy to install. That’s a big plus because it means less time in the garage and potentially lower labor costs if you’re not doing it yourself. Plus, an easier installation often translates to fewer mistakes, which helps extend the service life of the part and maintains your vehicle’s safety and performance. For someone like me who values reliability and durability, this feature stands out.

Before making a purchase, I always double-check the part number to ensure I’m getting the exact match, and DongJinK’s note on confirming the part number before buying is a helpful reminder. This kind of transparency builds trust and shows the company’s commitment to customer satisfaction. Also, knowing that the package includes one rear trailing control arm means no surprises when it arrives—everything I need for the repair or upgrade is right there.

Here’s a quick summary table that breaks down the key points I found useful when evaluating this product

Feature	Details
Compatibility	Subaru Crosstrek (2018-2023), Subaru Forester (2019-2023), Subaru WRX (2022)
Replacement Part Number	20250FL001, 20250-FL001
Installation	Easy to install, designed for direct fit
Quality Assurance	Accurate data meets OEM standards, extends service life
Package Contents	1x Rear Trailing Control Arm
Important Note	Confirm part number before purchase

Overall, if you’re like me and you want a reliable, well-fitting replacement trailing control arm for your Subaru, this DongJinK product strikes a great balance between quality, ease of installation, and compatibility. It’s not just about fixing your vehicle—it’s about maintaining the performance and safety you expect from your Subaru. I would definitely recommend considering this control arm if your vehicle’s rear suspension needs attention. It’s a smart investment that can help keep your ride smooth and stable for years to come.

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How Subaru Forester 2017 Trailing Control Arms Help Me

When I first noticed some instability in my 2017 Subaru Forester’s handling, especially over bumps or during turns, I realized the trailing control arms might be the key to fixing it. These components play a crucial role in keeping the rear wheels aligned and stable. By replacing or upgrading my trailing control arms, I regained smoother control and better responsiveness while driving, which made every trip safer and more enjoyable.

What really stood out to me was how much the trailing control arms improved my Forester’s ride quality. Before, I felt some unwanted vibrations and uneven tire wear, but after addressing the control arms, my suspension felt tighter and more precise. This not only extended the life of my tires but also gave me peace of mind knowing my vehicle’s rear suspension was functioning optimally. For anyone like me who values comfort and safety, paying attention to the trailing control arms is definitely worth it.

Buying Guide for Subaru Forester 2017 Trailing Control Arms

Understanding the Role of Trailing Control Arms

When I first looked into replacing the trailing control arms on my 2017 Subaru Forester, I realized how crucial they are for the vehicle’s suspension system. These arms connect the rear axle to the chassis and help control wheel alignment and movement. Knowing their function helped me appreciate why quality and compatibility matter so much.

Signs You Need to Replace Trailing Control Arms

Before buying, I inspected my Forester for common symptoms like unusual noises from the rear suspension, uneven tire wear, or a noticeable change in handling. If you experience any of these, it might be time to check your trailing control arms. Early detection can save you from more extensive repairs.

OEM vs. Aftermarket Parts

I weighed the pros and cons between original equipment manufacturer (OEM) parts and aftermarket options. OEM parts guarantee compatibility and maintain your vehicle’s factory performance, but they can be pricier. Aftermarket parts offer more variety and sometimes better pricing, but I made sure to choose reputable brands to avoid quality issues.

Material and Build Quality

The durability of trailing control arms depends on the materials used. I looked for parts made from high-strength steel or aluminum to ensure long-lasting performance. Proper welding and corrosion-resistant coatings are also important to withstand road conditions and weather.

Compatibility and Fitment

I double-checked that any trailing control arms I considered were specifically designed for the 2017 Subaru Forester. Even slight differences in design can affect fitment and suspension geometry. Using parts tailored for my model gave me confidence in a smooth installation and proper function.

Tools and Installation Considerations

Installing trailing control arms requires some mechanical skill and tools. I prepared by gathering necessary tools such as wrenches, jacks, and torque wrenches. If you’re not comfortable with suspension work, it’s wise to consult a professional to avoid safety risks.

Price Range and Budgeting

Prices for trailing control arms can vary widely. I set a budget based on quality and durability rather than just the lowest cost. Investing in reliable parts helped me avoid frequent replacements and potential damage to other suspension components.

Warranty and Return Policies

Finally, I reviewed warranties and return policies before purchasing. A good warranty provides peace of mind in case the part is defective or wears prematurely. Make sure to buy from sellers who offer clear return options if the part doesn’t fit or meet expectations.

Final Thoughts

Buying trailing control arms for my 2017 Subaru Forester was easier once I understood their role and what to look for. Prioritizing fitment, quality, and warranty helped me make an informed decision. Taking the time to research and inspect my vehicle saved me money and kept my Forester running smoothly.

Author Profile

Tonquise Frederick

My name is Tonquise Frederick, though many know me simply as TQ. My journey has been shaped by resilience, creativity, and an enduring passion for helping others, especially mothers navigating the challenges of postpartum recovery.

Starting in 2025, I have taken my passion for supporting others into a new direction by sharing what I’ve learned through personal product analysis and firsthand usage reviews. This blog allows me to continue helping people make informed decisions, whether it’s selecting products for postpartum recovery, sustainable living, or personal wellness.

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