http://de.hollandbikeshop.com/fahrradteile-stadtrad/fahrradgabel-steuersatz/federgabel/federgabel-ohne-gabelrohr/rst-federgabel-vita-tnl-28-60mm-ohne-gabelschaft-schwarz/
What you need on your bike Alucard is this link:
To eliminate shocks from the road.
Your setup (on your bike and on your car) looks to me as a windcatcher. It's to high. You need to go lower to mount your camera on the bike and car. It gives to much movement in all directions. I will try to find some pictures as an example and post it on this forum.