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      10-23-2009, 12:21 PM   #26
chickdr
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Drives: 2006 M Roadster
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Quote:
Originally Posted by trsbmw View Post
It makes no sense to me why BMW did not bring the E46 M3 gearbox along with the S54 to the Z4M... ... cost maybe???
The reason has been said many times - the M3 tranny wouldn't fit in the Z4. This seems like a similar issue the Boxster S had after its release. The 6-sp tranny was taken directly from the Carrera with its larger more powerful motor. The ratios were all wrong for the Boxster S.
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