Important! Series parts are not possible via this order no. . Since individual vehicles are also equipped with series parts, it is to be assured that the spare part needed is not a series part. Specify when ordering, for: . Spare part for individual vehicle: - part no. - dealer no. - chassis no. . Retrofit of an individual part: - part. no. - dealer no. -chassis no. - (A) Part number, leather (head restraint) - (B) Part number, leather (welt) - (C) Colour of thread