Type2 bay Rubber Boot for Fresh Air Vent Operating Rod, partnr. 211259285
The front fresh air flap is operated by a rod that goes from the lever on the dashboard to the flap.
This passes through a harmonicarubber to allow sufficient room for movement and still seal properly.
Are sold individually. Up to 07/76 you need 2 per car, from 08/76-07/79 only 1.
VW.nr. 211 259 285