Allocation Of Coil Spring And Bottom Support

The bottom support (spring plate) is allocated according to the coil spring tolerance group.

The colour coding -arrow-  of the coil spring is located at the middle of the coil spring and is indicated by coloured dots → DISTINGUISHING FEATURE AND ALLOCATION OF COIL SPRINGS AND SHOCK ABSORBERS .

Fig 1: Locating Mark Of Steel Springs

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

The bottom supports come in various thicknesses, differentiated by colour. The supports used are coloured differently as required.