Home >> News

What Is the Function of the Stabiliser Connecting Rod?

Jul. 03, 2023

The stabilizer connecting rod, also known as a sway bar or anti-roll bar, is a vital component of a vehicle's suspension system. Its primary function is to control body roll and improve stability during cornering or when driving over uneven surfaces. Let's delve deeper into the function and importance of the stabilizer connecting rod.


1. Body Roll Control:

When a vehicle turns, the weight shifts from one side to the other. This weight transfer can cause the vehicle to lean or roll to the side, affecting stability and handling. The stabilizer connecting rod plays a critical role in minimizing body roll. It connects the left and right suspension components (typically the control arms or struts) on opposite sides of the vehicle's front or rear axle.


2. Transfer of Forces:

During cornering, the stabilizer connecting rod transfers forces between the suspension components on both sides of the vehicle. When the vehicle leans towards one side, the connecting rod resists this motion by transferring some of the force from the loaded side to the unloaded side. By doing so, it helps keep the vehicle more level and reduces body roll.


stabilizer connecting rod

Rear connecting rod assy S201 0500300 for CHANGAN

3. Enhanced Stability:

The reduction in body roll achieved by the stabilizer connecting rod leads to improved stability and control. It helps maintain traction and keeps all the wheels in contact with the road surface, enhancing overall handling characteristics. This is especially crucial during aggressive maneuvers, such as quick lane changes or evasive maneuvers, where stability is vital for safety.


4. Tire Contact and Grip:

Body roll can negatively impact tire contact and grip. Excessive leaning can cause one or more wheels to lose contact with the road surface, leading to reduced traction and compromised handling. The stabilizer connecting rod minimizes body roll, ensuring that all the tires maintain optimal contact with the road. This improves grip and enhances the vehicle's ability to handle various driving conditions, such as wet or slippery surfaces.


5. Balanced Suspension Performance:

The stabilizer link rod contributes to a balanced suspension system performance. It helps distribute the forces evenly between the left and right wheels during various driving maneuvers. This balance promotes predictable and consistent handling characteristics, allowing the driver to maintain better control over the vehicle.


6. Comfort and Ride Quality:

While the primary purpose of the stabilizer connecting rod is to enhance stability and control, it can also influence ride comfort. Excessive body roll can cause a vehicle to feel less stable, leading to an uncomfortable and unsettling ride. By reducing body roll, the connecting rod can contribute to a smoother and more comfortable driving experience, especially when navigating turns or uneven road surfaces.


It's important to note that the stabilizer connecting rod works in conjunction with other suspension components, such as shock absorbers and springs, to provide optimal performance. Each component plays a specific role in the overall suspension system, working together to provide a balance between comfort, stability, and handling.



The stabilizer connecting rod, or sway bar, is a critical component of a vehicle's suspension system. It controls body roll, enhances stability, improves tire contact and grip, and contributes to balanced suspension performance. By reducing excessive leaning during cornering, it helps maintain control, improves handling, and provides a more comfortable driving experience. The stabilizer connecting rod is an important feature for ensuring both safety and driving enjoyment in a wide range of driving conditions.

If you want to know more information about Stabiliser Connecting Rod, please contact us. We will provide professional answers.

Shindary Automotive Parts Co., Ltd.

  • Add.: Rm.11-12, 4th Tower, Daya Jinkai Int'l Plaza, No.1230, Jinkai Ave., New North Zone, Chongqing, China.
  • Tel.: +86 23 6305 1623
  • Fax: +86 23 6320 5611
  • E-mail: overseas@shindary.com
  • Skype: sararoman521
New Product Alerts
+86 15823303378
+86 13969743028