BMW Motorrad "gummikuh" defined...aka Rubber Cow!
German - https://de.wikipedia.org/wiki/Gummikuh
English - https://de-m-wikipedia-org.translat..._sl=de&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp
Nice image from quite some time ago:
https://forums.bmwmoa.org/showthrea...-for-a-sidecar&p=134532&viewfull=1#post134532
German - https://de.wikipedia.org/wiki/Gummikuh
English - https://de-m-wikipedia-org.translat..._sl=de&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp
Nice image from quite some time ago:
https://forums.bmwmoa.org/showthrea...-for-a-sidecar&p=134532&viewfull=1#post134532