I have one Dodge 203 with the low range attached. These are used to build the Super Crawler $100 local pick up. It would probably cost $125 or so to ship it truck freight. See the kits you need to build one here.
http://www.wildhorses4x4.com/categor...Super_Crawlers
http://www.wildhorses4x4.com/categor...Super_Crawlers