I pulled this from my gmail archive.
Maybe it will help.

Got this from Crutchfield.  Might help with meausrements for receiver and
speaker placement and measurements.
http://docs.google.com/fileview?id=0B6d59lFnMiHVZjM0MzE2MDgtODc4MS00OWZhLWE2MmYtOGFhODQ1YWRjZTgw&hl=en
Michael in San Antonio
91GL Weekender AT 2.1L 'Gringo'

On Wed, Dec 15, 2010 at 7:27 PM, Jonathan Edwards <edwards151@gmail.com>wrote:

> I'm in need of replacement interior door panels for my '85 Wolfsberg
> Weekender and am having a hard time finding replacements. I've considered
> making some from scratch out of some nice plywood like I've seen done, but
> for now I just need to get something on the doors so I can install some
> speakers.
>
> I've found a pair of panels out of a 1980 aircooled Westy on TheSamba that
> are the right color and everything. Will these fit my doors? (will the
> panel
> clips line up with the holes in the doors?)
>
> These panels (out of the 1980) did not have speakers ever installed, which
> is kind of nice, because I'd like to install 5" or 6" speakers lower down
> on
> the door where a large rectangular cutout happens to be, instead of up
> higher by the window crank. Has anyone here installed larger speakers down
> low in the location I'm describing?
>
> Thanks for your help!
>
> Jon
>