You are right about the age of the Sachs Duomatic. This site says they were present already in 1965 (sorry, found nothing in English): https://scheunenfun.de/f+

You are right about the age of the Sachs Duomatic. This site says they were present already in 1965 (sorry, found nothing in English): https://scheunenfun.de/f+s_duomatic102.htm https://scheunenfun.de/f+s_duomatic102.htm I had the same thoughts on the SRAM 'DNA' as well. They bought Fichtel & Sachs in 1997.