I-Shock absorber (Vibration Damper) isetshenziswa kakhulu ukulawula ukushaqeka lapho intwasahlobo iphindela emuva ngemva kokumunca ukushaqeka nomthelela womgwaqo. Uma ushayela emgwaqeni ongayisicaba, nakuba intwasahlobo emunca ukushaqeka ihlunga ukushaqeka okuvela emgwaqeni, intwasahlobo isazophindaphinda bese i-shock absorber isetshenziswa nje ukulawula ukugxuma kwentwasahlobo. Uma i-shock absorber ithambile kakhulu, umzimba wemoto uzobe ushaqisa, futhi isiphethu sizosebenza ngokungahambi kahle ngokumelana kakhulu uma sinzima kakhulu.
I-G&W ingahlinzeka ngezinhlobo ezimbili zezinqamuleli zokushaqeka ezivela ezakhiweni ezihlukene:i-mono-tube kanye ne-twin-tube shock absorbers.