Every since i broke my rim and had to ride on a spare for two days until it was

read this,all of it,may help you.copy and paste link.good luck. Right Side Sagging On Our 2006 - Mercedes Benz … mbworld.org/forums/r-class-w251/446853-right-side-sagging-our-2006.

you have a failing strut or air bag, i suggest not ignoring the problem as the pump continues to run while the car is off it can lead to a dead battery and or new airmatic pump. and also driving on worn struts causes stress on other suspension components.