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      05-18-2014, 04:43 PM   #5
sham
Private
Poland
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Drives: BMW M5 F90
Join Date: Apr 2012
Location: Warsaw, Poland

iTrader: (0)

Hi Guys,
Car lifted, run till 3000 rpm, 7th gear. Vibration was there. Put it into N and let is slowly decelerate till 2000 rpm.
2nd run: car lifted in N, turned till 7000 rpm. No vibration.
So vibration is there between 150 and 180 km/h, front wheels standing, rear ones rotating...
Any clues?
Appreciate 0