reopening an older thread -
http://www.e90post.com/forums/showthread.php?t=235267
Quote:
Originally Posted by Gary@TireRack
This last statement is especially important and often overlooked.
Low torque, lightweight cars driven in autocrossing or race vehicles will get the most benefit. I've driven a large variety of wheel/tire setups on our E46, E90 and E92 test cars and found very little difference from 10lbs of unsprung weight.
Do you mean 10lbs per wheel?
Or 10 pounds total for 4 wheels and tires?