Originally Posted by Jeremy5848

I cannot comment on the 126 as I am mostly unfamiliar with them. The 123 does not have an adjustable rear suspension, as you are aware but the chassis is almost the same size as the 124. I'm sure that with a lot of work you could build some adapters and bolt and weld a 124 rear subframe to a 123 chassis but I have serious concerns that you could actually get it to work (track straight, etc.). But that is just my opinion and I'm not a suspension expert.

I read somewhere that Mercedes engineers tried 70 different modifications before they finally settled on the version that went into the 1984 W201 and a year later, the first W124s.

Jeremy