160GB 5400RPM 8MB Cache Hard Disk Drive/HDD for Apple PowerBook G4 12-inch M9690LL/A 12-inch M9691LL/A 15-inch 15-inch M7710LL/A Titanium 15-inch M7952LL/A Titanium 15-inch M8362LL/A Titanium 15-inch M8363LL/A Titanium