Here are some articles[0][1] -- and to be clear, the tone of the first (bicycle) article is appropriately "fussy". One person who gets groceries on their bike m

Here are some articles[0][1] -- and to be clear, the tone of the first (bicycle) article is appropriately "fussy". One person who gets groceries on their bike may not notice, but a competitive racer might notice. So whether it matters (enough) depends on the situation. With suspended bikes, wheels are also never part of the "sprung" weight; minimizing unsprung weight in suspension is always beneficial. I don't have metrics for how many grams deliver $x performance, though. [0] http://velonews.competitor.com/2012/06/bikes-and-tech/technical-faq/technical-faq-does-wheel-weight-matter_223209 http://velonews.competitor.com/2012/06/bikes-and-tech/techni... [1] http://www.tuneruniversity.com/blog/2011/04/part-i-why-wheel-weight-slows-most-people-down/ http://www.tuneruniversity.com/blog/2011/04/part-i-why-wheel...