your right what i did was run a search at seagate.com and followed first link and sinmce all other specs were the same i assumed sellers where wrong but it as the link as the model number was ST31000524AS
tried another link and found the right one. cheers pkus followed your link
this is all beacuase aria.com told me the overclockers version of this was 32mb so i had to check arghh!