Z4 door lock internals same as E46?

[MrDo]

Hi

Is the door lock on a 2003 Z4 the same as the E46? Looks like my door lock has broken :thumbsdown: , key just spins and lock moves in and out . Considering buying this kit to see if I can fix. Much cheaper than getting dealer to fix. Any advice?

http://cgi.ebay.co.uk/BMW-E46-3-SER...CarParts_SM&hash=item1e64504fbd#ht_1035wt_907