Truck Suspension Rear Shock Absorber 21111925, 3198836 for Volvo

OE Ref.: 1075478, 1629485, 21111925, 1075445

OEM: Yes

Application:Volvo heavy-duty trucks

What common symptoms indicating the shock absorber broken?

A broken or failing shock absorber can have a significant impact on a truck’s handling, ride comfort, and safety.

1.Excessive Bouncing:

One of the most common symptoms. After driving over a bump or pothole, the truck continues to bounce multiple times before settling. Healthy shocks will dampen this motion quickly.

2.Uneven Tire Wear:

Known as “cupping,” this symptom involves patches of wear on the tires. The uneven contact with the road causes some areas to wear out faster than others.

3.Nose Dives & Rear End Squats:

When braking, if the front end (or ‘nose’) of the truck dives excessively, or when accelerating, if the rear end ‘squats’ down more than usual, it could be a symptom of worn shocks.

4.Swerving & Dipping During Turns:

Broken or failing shocks can reduce the stability of the truck, leading to a swaying or dipping motion during turns.

5.Vibrations in the Steering Wheel:

A worn shock absorber might cause vibrations felt in the steering wheel while driving, especially at higher speeds.

6.Fluid Leaks:

Modern shock absorbers are hydraulic, filled with oil. If you see oil or fluid on the outside of the shock or around it, it’s a sign of a leaking shock absorber.

7.Damaged Mounts and Bushings:

While not a direct sign of a broken shock, damaged or worn-out mounts and bushings can impact the shock absorber’s effectiveness and might suggest other related issues.

8.Reduced Handling:

The truck might feel loose, especially at higher speeds. This can be particularly evident when changing lanes or during strong gusts of wind.

9.Increased Stopping Distance:

Poorly performing shocks can increase the stopping distance of the truck, especially in emergency braking scenarios.

10.Rattling or Clunking Noises:

When the internal components of a shock absorber break or wear out, they might produce a noticeable clunking or rattling noise, especially when driving over bumps.

11.Visible Damage:

A physical inspection can sometimes reveal a bent, damaged, or broken shock absorber.

If you notice any of these symptoms, it’s crucial to have the shock absorbers inspected by a professional mechanic as soon as possible. Not only do well-functioning shock absorbers contribute to a comfortable ride, but they also play a critical role in maintaining tire contact with the road, thus ensuring the safety of the vehicle.