waggy Active member UKGSer Subscriber Joined Apr 10, 2016 Messages 155 Reaction score 10 Location Derby,England Sep 8, 2021 #1 Can someone let me note what internal diameter the 2 vent lines are on a 2005 R1200GS is please. I have measured them and they appear to be ID 5mm and 9mm OD, but I would like to check before buying. Cheers
Can someone let me note what internal diameter the 2 vent lines are on a 2005 R1200GS is please. I have measured them and they appear to be ID 5mm and 9mm OD, but I would like to check before buying. Cheers
