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Replacing existing solid with new one by keeping current relations and constraints as it is, how to do it?

I have a part in adams say part_1 with solid355( magenta color) which has contact and other dependencies, now designer has made some modifications in part (green color), I want to import green part and replace with magenta but dependencies should not be lost, How to perform it. cause to delete old one and import new one again and create dependencies like contact or joint it is time consuming. Please help