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      11-08-2011, 05:34 PM   #20

Drives: 2008 335i sedan
Join Date: Feb 2008
Location: Irvine, CA

Posts: 997
iTrader: (13)

Just look it up, the M Sport part number for the front sway bar is 31356766288, 26.5mm.
The M Sport rear is 33556764425, 14mm. Non-sport OEM is 13mm.

If anyone with a non-sport E9X, and give me your vechicle last 7 dig of your Vin number I could look it up at

Last edited by Josephkao; 11-09-2011 at 05:27 PM.