E30 M3 aluminum arms I have I believe are fine. Somehow the boots got torn by the previous owner though. Torn boots could mean junk in the joint and if a joint fails, it's an ugly mess that your car becomes. Just wondering if anyone has done the swap on a set of aluminum control arms ?????
Current : 2013 Mini Countryman JCW
Past: '88 E30 M3, '69 BMW 2002 Ti, 2000 328i, Audi A6 TT, BMW X5 3.0i , Audi A4 1.8T