The 1990 Subaru Legacy front speakers measure three inches by four inches. The rear speakers measure five inches by 5.5 inches.
6.5 x 6.5 inches, both front and rear.
6.5 x 6.5 both front doors and rear wheel wells.
if you are looking to replace the door speakers in your Subaru legacy wagon 2001 the size of the speakers in the doors is 6 and 3/4 inches that is measured from the outside of the speaker bracket to the other, if you get into better hifi equipment then the speaker is measured from one side of the cone to the other so make sure which measurement the company you want to buy from is using
The 2009 Subaru Legacy has a 2.5 L base engine size.
The 2004 Subaru Legacy has a 2.5 L base engine size.
The 2001 Subaru Legacy has a 2.5 L base engine size.
The 2012 Subaru Legacy has a 2.5 L base engine size.
The 2003 Subaru Legacy has a 2.5 L base engine size.
The 2002 Subaru Legacy has a 2.5 L base engine size.
The 2008 Subaru Legacy has a 2.5 L base engine size.
The 2011 Subaru Legacy has a 2.5 L base engine size.
The 2006 Subaru Legacy has a 2.5 L base engine size.