I just looked on my model 7SS. It is on the right side harness tab.

JP

Mit serienummer på en model 7 er på skulderseler vedhæfte punkt over passagersædet. Kig gennem "turtledeck" (bagruden) at læse den.

My serial number on a Model 7 is on the shoulder harness attach point above the passenger seat. Look through the "turtledeck" (rear window) to read it.