BMW 3-Series (E90 E92) Forum - View Single Post - difference in tire weight and its effects

David9962000 · 11-07-2009, 09:16 PM

Any weight not supported by the suspension in called unsprung weight ( Wheels, brakes, tires...) and is multiplied by 4. You save 1LBS = 4LBS.

http://en.wikipedia.org/wiki/Unsprung_mass

11-07-2009, 09:16 PM	#5
David9962000 Captain 77 Rep 683 Posts Drives: Bayerische Motoren Werke Join Date: Aug 2009 Location: Los Angeles, CA iTrader: (1)	Any weight not supported by the suspension in called unsprung weight ( Wheels, brakes, tires...) and is multiplied by 4. You save 1LBS = 4LBS. http://en.wikipedia.org/wiki/Unsprung_mass
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