scion xD / xB / xA same kind of lowering springs?

[Leanne]

i am looking to buy this lowering springs on ebay...for my 2008 scion xD

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=200509604214&viewitem=&sspagename=STRK%3AMEWAX%3AIT

the description says its good for the xA and xB
but the seller doenst know if this will fit in my xd...and i do not know either...im a total chick that doenst know much about fixing cars...

thanks for looking...God bless!