BMW M3 Forum (E90 E92) - View Single Post - Does the speedometer calculate speed off the front wheels or the rear?

elp_jc · 07-30-2011, 07:03 PM

Speed sensor is in the tranny indeed; therefore rear tires affect speedo. Just ordered 255/275-35-19 tires, so error should decrease a little after that

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07-30-2011, 07:03 PM	#8
elp_jc Brigadier General Drives: . Join Date: May 2008 Location: . Posts: 4,912 iTrader: (0)	Speed sensor is in the tranny indeed; therefore rear tires affect speedo. Just ordered 255/275-35-19 tires, so error should decrease a little after that .