I use 2500lb. bags on the rear of my bus,
Shoptalkforums.com • View topic - Bus into bus trans swap...searched, found little
made my own brackets, very smooth ride. Are you talking about air assist that sit inside of the stock springs on your vanagon or fitting something to the a-arms? Stay away from push-in connectors for the air lines, they last a few years but almost all of the ones I've had over five years have gone bad. Plan to do airstruts on the front in place of the shocks when I get the bus back from the paint shop.