Nissan diff /ATS , who knows??

hello

I have a problem : ATS-USA sent me a diff ; NFB9510
i ordet it to customer car ( Nissan Almera 91) but it´s way too big
for that gearbox ( 20SRD = egine type) + car is fwd NOT 4x4

now who knows to where Nissan this diff has been built , is it for PULSAR?????
please mail to jkrace.gripp@pp.inet.fi



here is the mesurnaments ( "blue print")
http://img529.imageshack.us/my.php?image=lukkopysty3cw.jpg
http://img529.imageshack.us/my.php?image=lukkovaaka6sp.jpg




http://img439.imageshack.us/my.php?image=img07913tn.jpg

http://img249.imageshack.us/my.php?image=img07920tq.jpg
http://img249.imageshack.us/my.php?image=nissan4x4gti2rj.jpg
http://img249.imageshack.us/my.php?image=img07947ww.jpg