Thread: Post your springs marking here please
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      06-12-2012, 02:51 AM   #10
marconi118
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Drives: 06/07 e93 335i
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Quote:
Originally Posted by TXmtrhed View Post
'11 1M
Y8 front & rear
Y8 is a lot stiffer than the M3!!!

Y4 is 1mm thicker wire than X2

I suppose Y8 would be 1.5mm thicker, this explains why the 1M is stated as more sporty as the M3
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