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  • Writer's pictureInspired Connection Agency

The Basics of Car Suspension Systems and Their Maintenance

Updated: Jul 19, 2023

A car's suspension system is a crucial component that ensures a smooth and comfortable ride, as well as optimal handling and safety. Understanding the basics of car suspension systems and their maintenance can help you identify issues early on, maintain performance, and extend the lifespan of your vehicle. In this blog post, we will explore the key components of a suspension system, their functions, common problems, and essential maintenance practices.

Suspension Car repair

Components of a Suspension System: A typical car suspension system consists of several components, including springs, shock absorbers or struts, control arms, sway bars, and bushings. Springs support the weight of the vehicle and absorb road impacts, while shock absorbers or struts dampen the up-and-down motion of the springs. Control arms connect the wheels to the chassis, allowing for vertical movement, and sway bars minimize body roll during cornering.

  1. Functions of a Suspension System: The primary functions of a car's suspension system are to enhance ride comfort, provide stability, maintain tire contact with the road, and ensure responsive handling. The system absorbs bumps and vibrations, allowing the occupants to enjoy a smoother ride. It also helps maintain traction and control by keeping the wheels in contact with the road surface, especially during braking and cornering maneuvers.

  2. Common Suspension System Problems: Suspension systems are subject to wear and tear over time, resulting in various issues. Common problems include worn-out or broken springs, leaking or damaged shock absorbers/struts, worn control arm bushings, and loose or broken sway bar links. These issues can lead to poor ride quality, increased body roll, reduced stability, uneven tire wear, and compromised handling.

  3. Signs of Suspension System Issues: Being aware of the signs of suspension system problems can help you address them promptly. Look out for symptoms such as excessive bouncing or dipping of the vehicle, a harsh or bumpy ride, noise or knocking sounds when driving over bumps, uneven tire wear, drifting or pulling during turns, and a nose-diving sensation during braking. If you notice any of these signs, it's important to have your suspension system inspected by a qualified mechanic.

  4. Suspension System Maintenance: Regular maintenance is essential to keep your suspension system in optimal condition. Here are some key maintenance practices:

  • Regularly inspect and lubricate suspension components, including bushings and joints.

  • Check for signs of wear, damage, or leaks in shock absorbers/struts and replace them if necessary.

  • Monitor tire pressure and alignment to ensure even wear and proper handling.

  • Have your suspension system professionally inspected and aligned periodically, especially after hitting potholes or encountering rough road conditions.

  • Follow the manufacturer's recommended service intervals for suspension system components.

Understanding the basics of car suspension systems and implementing proper maintenance practices is essential for a comfortable and safe driving experience. By familiarizing yourself with the key components and functions of your suspension system, staying vigilant for signs of issues, and conducting regular inspections and maintenance, you can ensure optimal ride quality, stability, and handling, while extending the lifespan of your vehicle. If you encounter any suspension system problems, it's recommended to seek the expertise of a qualified mechanic to address them promptly and effectively.

Over here at Hubbell Auto Repair, we have everything you need to get your car up and running. You can visit us online at or call us at (319) 377-6614

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