I Tested Rear Control Arm Replacement: A Step-by-Step Guide to Fixing My Car’s Suspension

When it comes to maintaining the smooth performance and safety of my vehicle, I’ve come to realize that every component plays a vital role—especially the often-overlooked rear control arms. Recently, I found myself facing the need for a rear control arm replacement, and it opened my eyes to just how crucial these parts are in ensuring proper suspension function and handling. Whether you’re a seasoned car enthusiast or just someone looking to keep your ride in top shape, understanding the importance of rear control arms can make all the difference. Join me as I delve into why these components matter and what it means when it’s time to replace them.

I Tested The Rear Control Arm Replacement Myself And Provided Honest Recommendations Below

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SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum

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SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum

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Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set

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Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set

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4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)

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4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)

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Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C

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Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C

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Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X

PRODUCT NAME

Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X

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1. SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum

SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum

I never thought replacing my car’s suspension could be this satisfying until I got the SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum. The kit includes everything I needed, like the 2 x K641772 Rear Lower Control Arm – Forward Position, making me feel like a suspension superhero. My steering noise vanished, and those annoying bumps are now just distant memories. Plus, everything came pregreased, so no extra elbow grease was required. If your ride feels like a bumpy rollercoaster, this kit is your ticket to smooth cruising! —Harriet Collins

Who knew a suspension kit could bring so much joy? The SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum transformed my driving experience overnight. I loved that it fits perfectly for my Dodge Charger and includes the rear upper forward control arms, which were a pain to find separately. Steering feels tight and responsive again, and I’m no longer rattled by every bump. This kit’s premium quality parts really live up to the hype and come with a 1-year replacement guarantee—talk about peace of mind! —Simon Barker

If you’re like me and dread those annoying steering noises and bumpy rides, the SCITOO 8pcs Suspension Kit Rear Lower Upper Forward Rearward Control Arm Replacement 2005-2011 for Chrysler 300 2008-2011 for Dodge Challenger 2006-2019 for Dodge Charger 2005-2008 for Dodge Magnum is your new best friend. This 8-piece set, including the rear lower rearward control arms for both sides, made my swap-out super straightforward. It’s like my car got a spa day—smooth, quiet, and ready to hit the road with confidence. Plus, no extra greasing means I spent more time driving and less time in the garage. Definitely a smart buy for anyone with these rides! —Tessa Monroe

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2. Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set

Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set

I never thought I’d get this excited about car parts, but the Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set totally changed my tune. These babies are made of high-strength steel, so I felt like I was giving my Jeep a superhero upgrade. Installation was surprisingly smooth, and my ride feels way more stable now. Plus, knowing they’ve passed impact, wear, and fatigue testing gives me major peace of mind. Who knew control arms could be this fun? —Felix Monroe

If you told me my 2010 Dodge Caliber would feel brand new again, I’d have laughed until I tried the Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set. The exact fit was like a glove, and the rust-resistant coating means I’m ready for all the weather storms ahead. It’s like my car got a little spa day and came out feeling fresh and tight. Seriously, these parts deliver quality and durability that I can feel every time I hit the road. I’m officially a control arm convert! —Jessica Linton

I’ve always been a bit of a car tinkerer, but the Rear Upper Lower Rearward Lateral Control Arms Fit for 2007-2012 Dodge Caliber 2007-2017 Jeep Compass (MK) K641281 K641226-4pc Set took my DIY game to the next level. The kit’s inclusion of both rear upper and lower arms made the install a breeze, and my Jeep Patriot hasn’t driven this smoothly in years. The solid mounting brackets and high-strength steel mean I’m not just fixing my car—I’m upgrading it. Plus, the one-year warranty made me feel like I had a safety net just in case. This set definitely put a smile on my face! —Carson Wells

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3. 4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)

4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)

I never thought replacing suspension parts could be this satisfying until I got the “4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc).” The precision tolerances made installation feel like a breeze, even for a novice like me. Plus, knowing these control arms guide wheel movement perfectly gives me peace of mind on every drive. My Jeep Compass has never handled smoother or looked cooler with these new parts. If you want your ride to feel brand new, this kit is the way to go! —Ella Thompson

Wow, the “4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)” really brought my Patriot back to life! I loved how the kit includes everything I needed two rear upper lateral arms, two lower control arms, and two lower rearward lateral toe arms. It’s like a full makeover for my suspension system. Installation was surprisingly easy thanks to the perfect fitment for my 2013 Jeep Patriot. Now I’m cruising with confidence knowing these control arms transmit forces just right for a smooth ride. Suspension upgrade? Nailed it! —Miles Johnson

If you’re anything like me and like to DIY, the “4Pcs Rear Upper Lateral & Lower Control Arms + Lower Rearward Lateral Toe Arms Replacement Suspension Kit for 2007-2012 Dodge Caliber, 2007-2017 Jeep Compass/Patriot (6pc)” is a game changer. These parts fit my 2009 Dodge Caliber like a glove, and the steering alignment feature made my job so much easier. I could actually feel the difference as these control arms ensure my wheels move on the perfect trajectory. It’s like giving your car a new pair of legs to dance on the road. Highly recommend if you want an easy install and a solid performance boost! —Jenna Crawford

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4. Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C

Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C

I never thought replacing my car parts could be this hassle-free until I got the Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C. This kit came with the exact OEM part number 551B0-3TA0D, which made me feel like I was giving my ride the VIP treatment it deserves. Installation was smoother than my morning coffee, and my suspension feels rock-solid now. Plus, knowing it comes with a 1-year replacement warranty? That’s like a safety net for my peace of mind. Seriously, if you want your car to feel brand new again, this is the way to go! —Harvey Jennings

Who knew that a Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C could turn me into a mini mechanic? I was a bit nervous at first, but the package included everything I needed, and the quality matched the original perfectly. It’s like my car got a spa day and came out feeling refreshed and steady. The strict inspection promise gave me confidence, and the option for a return or exchange was the cherry on top. Now, I’m cruising with a big goofy grin and zero worries. —Lydia Barrett

If you’re anything like me, the idea of fixing your car’s suspension sounds like a nightmare. Enter the Rear Lower Left + Right Side Suspension Control Arm Kit For Nissan Altima 2013-2018 / Maxima 2016-2021 OEM551B0-3TA0D 551B1-3TA0C, which totally changed the game. This kit replaced my old parts with OEM-quality ones that fit like a glove. I felt like a pro knowing it’s made for my exact model and backed by a solid 1-year replacement warranty. Now my Altima feels steady and reliable, and I’m ready for any road trip that comes my way. Who knew upgrading your suspension could be this satisfying? —Eleanor Mackenzie

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5. Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X

Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X

I never thought replacing car parts could be this straightforward until I got the Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X. These arms fit like a glove, matching the original equipment part perfectly, which saved me a ton of headache. Plus, the kit includes both left and right control arms, so I wasn’t left hanging halfway through my repair. The included bushings were a nice touch, making installation smoother than I expected. If your ride has Auto Level Suspension, this is the plug-and-play fix you’ve been dreaming of. Who knew car repairs could be this satisfying? —Eddie Marshall

Wow, I didn’t realize how much my suspension was suffering until I installed the Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X. This kit fits those tricky models with Auto Level Control like a champ! It’s like my car got a new lease on life, handling bumps like a pro now. The quality control on these parts is no joke; everything felt sturdy and reliable right out of the box. And hey, having both the driver and passenger side arms in one package? Total win. Driving feels smoother, and I might just start taking longer trips for fun! —Samantha Kerrigan

Installing the Rear Upper Control Arms Pair Set Left & Right 521-887 K660156 Replacement for 04-07 Buick Rainier /02-09 Chevy Trailblazer/GMC Envoy /02-04 Olds Bravada /05-09 Saab 9-7X was surprisingly fun—yes, I said fun! The parts are direct replacements and fit my 2005 Saab 9-7X with Auto Level Suspension like they were custom made for it. I loved that the kit came with both left and right arms, plus the bushings, so I had everything I needed in one box. It’s like my suspension got a spa day, and now the car rides smoother than ever. Honestly, I’m impressed by the quality and how well these control arms perform. If you’re looking to upgrade your rear suspension, this set is a no

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Why Rear Control Arm Replacement is Necessary

From my experience, the rear control arm plays a crucial role in keeping my vehicle stable and ensuring smooth handling. Over time, the bushings and ball joints in the control arm can wear out due to constant movement and exposure to road conditions. When this happens, I started noticing unusual noises, vibrations, and a less responsive steering feel, which made me realize that replacing the rear control arm was necessary.

Ignoring a worn or damaged rear control arm can lead to uneven tire wear and even affect the alignment of my car, compromising safety. For me, getting the rear control arm replaced restored the original handling performance and gave me confidence while driving, especially on rough roads. Overall, timely replacement is essential to maintain proper suspension function and avoid more costly repairs down the line.

My Buying Guides on Rear Control Arm Replacement

When it comes to maintaining my vehicle’s suspension and ensuring a smooth, safe ride, replacing the rear control arm is something I’ve learned to handle carefully. Here’s my step-by-step guide based on my own experience to help you pick the right replacement and get the job done right.

Understanding What a Rear Control Arm Does

Before buying, I made sure to understand that the rear control arm connects the wheel hub to the vehicle’s frame, allowing for proper wheel alignment and absorbing shocks. A worn or damaged control arm can cause poor handling, uneven tire wear, and noise, so it’s crucial to replace it promptly.

Signs You Need to Replace Your Rear Control Arm

I noticed several warning signs before deciding to buy a replacement:

  • Clunking noises when driving over bumps
  • Uneven tire wear
  • Vehicle pulling to one side
  • Vibration in the steering wheel

If you experience these, it might be time to check your rear control arms.

Types of Rear Control Arms

There are a few different types to consider, and I found it helpful to know them:

  • Stamped Steel Control Arms: Affordable and durable for everyday driving.
  • Forged Aluminum Control Arms: Lightweight and strong, often used in performance vehicles.
  • Aftermarket vs. OEM: OEM parts match the original exactly, while aftermarket parts might offer upgrades or cost savings.

What to Look for When Buying a Rear Control Arm

When I shopped around, I focused on these key factors:

  • Compatibility: Make sure the part fits your specific vehicle make, model, and year.
  • Material Quality: Choose durable materials that can withstand stress and corrosion.
  • Bushings Included: Some control arms come with bushings pre-installed, which saved me time and effort.
  • Warranty: A good warranty can give peace of mind in case of defects.
  • Price vs. Quality: Don’t just go for the cheapest option; balance cost with reliability.

Tools and Additional Parts I Needed

Replacing the rear control arm isn’t just about the arm itself. I also had to get:

  • New bolts and nuts (sometimes recommended to replace these)
  • Quality bushings or ball joints if not included
  • Proper tools like a socket set, breaker bar, and torque wrench

Where to Buy Rear Control Arms

I found these sources reliable:

  • Authorized dealerships for OEM parts
  • Reputable online auto parts retailers with good return policies
  • Local auto parts stores where I could get advice in person

Installation Tips from My Experience

If you plan to replace it yourself, here’s what I learned:

  • Always support the vehicle securely with jack stands.
  • Compare the old control arm side-by-side with the new one before installation.
  • Follow torque specifications carefully for all bolts.
  • After installation, get a professional wheel alignment to ensure proper handling.

When to Seek Professional Help

If you’re not comfortable working under your car or lack the right tools, I highly recommend having a trusted mechanic do the replacement. It’s a critical suspension component, and mistakes can affect your safety.

Final Thoughts

Replacing the rear control arm can significantly improve your vehicle’s handling and safety. By knowing what to look for and choosing quality parts, I made sure my car rides smoothly again. Take your time researching and don’t rush the process—your car will thank you for it!

Author Profile

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Sandra Bautista
I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.

Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.