No, but I've put various other gearing on Silvio S30s or S30s.
Currently I have a 9-50 e*thirteen cassette on my S30, and have used it with a 34t front crank, which I'll be changing to a 44t crank.
Again, this is on an S30.
I find that gearing much lower than 34(front)36(rear) ends up in wheel...