Apple Computer , iMac 20-inch 2.0/2.4 GHz Core 2 Due (T7300,T7700),
Order Number, MA876LL/A, MA877LL/A,
Model Number, A1224,
Model Year, Mid 2007,
Part Name, Speaker (Left),
Manufacture Part Number, N/A,
Compatible Apple Order Number, MA876LL/A, MA877LL/A,
Compatible Apple Model Number, A1224,
EMC Number, EMC 2133,
EEE Code, N/A,
Compatible Apple Computer, iMac (20-inch, Mid 2007), ,
Order you product here:
922-8198 Speaker (Left) for iMac 20 inch Mid 2007 A1224 MA876LL/A, MA877LL/A,
922-8198
source
http://info.applepartsellers.com/922-8198-speaker-left-for-imac-20-inch-mid-2007-a1224-ma876ll-a-ma877ll-a