This drive just came out, however on the WD webstie the one with the free-fall sensor is listed as WD3200BJKT and the one without is WD3200BEKT; the one on newegg is is the WD3200BEKT but it is listed as having the free-fall sensor? if anyone can clarify that would be great!
http://www.newegg.com/Product/Product.aspx?Item=N82E16822136280
http://www.newegg.com/Product/Product.aspx?Item=N82E16822136280