for cars are part of a car's suspension and ensure the car stays in contact with the ground. In addition they contribute to your driving comfort as they absorb the suspension movement of the car when driving on irregular surfaces.
By the use of oil or gas the suspension movement from the coil springs
is absorbed into the shock absorber
Over time shock absorbers become used and work less well. It is essential to replace shock absorbers
when they are used as your safety as well as your passenger's safety is concerned.
When the steering of your car feels lighter or heavier, hugs the road or takes corners easily, it is time to replace your shock absorbers.
Overall shock absorbers
will need to be replaced every 62 000 miles. It is important to change your shock absorbers per axle as replacing only one will lead to instabilities to your car.