I got myself two spring arms for my w124 from the junkyard to replace the bushings before install. I used the method stretch shows in his posts but I froze the bushings and heated up the metal slightly to assist it going in.

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2012 BMW X5 (Beef + Granite suspension model)

1995 E300D - The original humming machine (consumed by Flood 2017)
2000 E320 - The evolution (consumed by flood 2017)