What does this fit?

[dallenx 0]

I found this 'for sale ad' and I was wondering what it fit. It says it's for a '12V electric lift taken from a Simplicty garden tractor'.
[img]http://images.craigslist.org/010101010208010308200707232b4b8a6c920bfaee9b00efea.jpg[/img]
http://portland.craigslist.org/wsc/grd/380741679.html

[gregc 3]

3300,3400,7000,7100,Sovereign style series and their AC equivalents.