Cardan shaft details:
3-segment elastic coupling ("520A"); 12 - annular elastic coupling ("518", "520", "520i"); 18 - intermediate support; 33 — rear propeller shaft; 34 — front propeller shaft ("518", "520", "520i"); 35 — front propeller shaft ("520A").
[The original text can be read on the website: «bmwman.ru»]