View Single Post
      11-17-2012, 08:50 AM   #49
MKE_M3
Lieutenant Colonel
MKE_M3's Avatar
United_States
23
Rep
1,685
Posts

 
Drives: 2011 e90 M3
Join Date: Feb 2009
Location: Milwaukee, WI

iTrader: (0)

Quote:
Originally Posted by 4corners View Post
Check your speedometer for accuracy. You are probably only doing 77 or so when it says 80.
Does anyone know if anyone can code to correct the Speedo. With my winter wheels it is off about 5 MPH when reading 75. Would be great to be able to put in the rear wheel and tire dimensions and have the speedo get accurate.
__________________