The shock absorber is an essential part of the suspension.
The suspension is a complex assembly, including the following main elements : springs (or torsion bar), tyres and shocks. But also : suspension arms, triangles, swivels, mounting kits, bonded bushes, stabilizer rods,…
These different elements, parts of the suspension, are recognized efficient when there is :
The shock absorber, in order to relieve the other suspension parts, has several functions :