i found the following for 803 260 749 (A):

http://www.valeoservice.com.br/export/France/AirConditioning/Garage_Equip.pdf
Page 28: A/B/C in mm: 7,65 11,21 1,78 (I assume inner diameter/outer
diameter/ o-ring thickness).

Karl.

On Thu, Jul 5, 2018 at 12:47 PM, Raimund Feussner <ray@v6bus.de> wrote:

> Hello Team,
>
> can someone please urgently tell me the size of the Vanagon 86+ A/C
> dryer O-rings?
>
> I think OE number is 803 260 749.
>
> Thanks! and regards
> Raimund
>