There is a tool that is used to drill the flange off the remaining piece to get the wheel off. I imagine the tool is available at www.baumtools.com or you might check with your local MB specialists to see if they have one and want to do it for you. It might be cheaper than buying the tool.

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Steve Brotherton
Continental Imports
Gainesville FL
Bosch Master, ASE Master, L1
33 years MB technician