Yes
Yes.
Yes
1991-2004 Chrysler 300M rims should fit the 2001-2006 Caravan
No,
Yes
I have 22" rims on my 2006 3.5 and it runs great. No problems with the rims.
It has 14-inch rims on the base model, or 15-inch rims on the ES model. The bolt configuration is 5x100mm.
No, the offset is different.
No.
2001 - 2007 Chrysler Town and Country or Dodge Caravan
YES
Yes