Page 2 talks about it here:
http://www.w124-zone.com/downloads/MB%20CD/W124/w124CD1/Program/Engine/103/01-4050.pdf

Basically the new bolts don't need the washers from the old.

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2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
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2003 Gray Mercedes ML350 - 122k