Done it. Dropped the entire rear subframe and replaced everything all in one shot. Knowing what I learned from that experience I would say. If I were looking at replacing just the links I would just do them one at a time underneath the car.

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Current fleet
2006 E320 CDI
1992 300D - 5speed manual swapped

former members
1984 300D "Blues Mobile"

1978 300CD "El Toro"