Just curious diy air spring refurbish .
https://m.alibaba.com/trade/search?SearchText=air%20suspension%20repair%20kit% 20mercedes%20w211




Alibaba indicate some Chinese product.
When most of household products sold in USA are coming from China and with good quality, the MB cloned parts are not famous for reliabity.
I'd love if you spend your money & time to test one


