I have new Bosch blower motors with eithr new blower wheels, OEM "used" blower wheels or no wheels at all, for most 107s. The motors with wheels fit the blower assemblies marked 107-830-0308, 107-830-0108 or 107-830-0208, which covers all 560SL's and late 380SLs and many 450s.

Contact me @ jamesvyu@yahoo.com if you have questions or see message below for links to a web site on this subject.

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Jim

http://home.comcast.net/~yucrew/wsb/html/view.cgi-home.html-.html

http://home.comcast.net/~yucrew/Mercedes_Blower.html

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Jim