Old school m3 mojo recone help Pleasee

[Deadly hertzz]

Ok I have 3 15 M3Mojos they're all dual 2 ohm I'm tryna order a replacement cartridge the site I found doesn't give much info an the pic looks like a quad coil don't kno if it mattered here's the page

http://www.woofersetc.com/p-4937-15-m3mojo15r-memphis-15-replacement-cartridge-for-15-m3mojo15-subwoofer.aspx