How to Replace Rear Shock Absorbers

What is a shock absorber?

Your car’s rear shock absorber is an essential part of a vehicle’s suspension system.

It is usually made up of a cylindrical container filled with a liquid or gas with a piston located in the center.

It is designed to absorb the shocks generated by uneven road surfaces while driving.

They also prevent the vehicle’s tire from hopping or bouncing in uneven terrain.

When you need to replace rear shock absorbers need?

Shock absorbers do wear out over time and need to be replaced if they are not doing their job correctly.

If you notice one of the following symptoms, it may be a sign that you need to get your shock absorbers inspection or replacement in Sydney Mechanic & Smash Repair

• The car is bouncy or unstable ride when you drive.
• The shock absorber is leaking (oil)
• The car’s tyres wearing unevenly
• There is a rough impact when you drive over bumps
• The car’s braking distances increasing

There is a easy way to determine whether your rear shocks are up to scratch.

• Park your car on a hard, level surface.
• Push down one corner of your vehicle (taking care to spread your weight and avoid damaging a body panel).

If the shock absorber working well, it will quickly compress and rebound.

If it continues to bounce after releasing, the shock absorbers are not working efficiently and replacement may be required.

How important is replacing your shock absorber?

A fully functioning pair of rear shock absorbers is vital to ensure that your car handles safely in all conditions. They are responsible for eliminating most of the road vibration that is transferred through the body of the vehicle.

If your shock absorbers are worn or leaking, not only will your journey be bumpy and uncomfortable, but other suspension and steering components may wear out and your vehicle may not handle as it should.

Do you have to replace both shock absorbers?

It’s not necessary to replace both shock absorbers if there is only one not working, but it’s usually recommended to replace them in pairs, to make sure the vehicle handling remains stable and predictable. For example, both front struts or both rear shocks.

If your car is not very old, replacing only one strut or shock absorber may be enough.

What is the cost to replace rear shock absorbers?

The cost of replace rear shock absorbers are depend on the model of car, the quality of the parts and the type that has to be replaced – whether you want air suspension or the traditional suspension springs. Please feel free to give us a call to get free quote to replace your vehicle shock absorbers.

How to replace rear shock absorbers?

The first thing you need to make sure is you know what you do and how to do it safely.

Step 1: Performing a thorough inspection to determine what parts need a replacement.

Step 2: Loosen the rear wheel bolts.

Step 3: Put the car into gear, chock the front wheels then jack-up the rear of the car and support it on axle stands.

Step 4: Remove the wheel

Step 5: Remove the shock absorber top mounting nut/bolt(s).

Step 6: Loosen and remove the mounting bolt(s) at the bottom of the shock absorber.

Step 7: Remove the shock absorber from the wheel arch.

Step 8: Fitting is a reverse of removal.

Step 9: Inspecting the rear suspension, power suspension, and suspension springs for any worn or damaged parts.

Step 10: Refitting the wheels, and test if the car or 4WD is operating correctly