Just FYI and maybe some feedback
I was tooling over SAMBA
http://www.thesamba.com/vw/forum/viewtopic.php?t=151963
and saw someone had figured out a compatible coil over spring
for his 2wd vanagon he claims to have 40K miles on it
Napa 58595
http://www.napaautoparts.com/MasterPages/NOLMaster.aspx?PageId=470&LineCode=
NS&PartNumber=58595&Description=Shock+Absorber+-+Sensa-Trac%2c+Load+Adjuster
+-+Rear

I was looking for this last year fort some extra stability  & to get fix the
sagging butt

any feed back here from anyone else ??