i don't usually do this but:
http://porthuron.craigslist.org/cto/2272432091.html
Not mine.
Note this is a dually. front half of the frame is not cleaned up, but rear half looks OK. So at least there is a drop for dually. Looking at this the rear is flip and relocated hangers. So your issue would be spindles. Isn't SRW the same as 3/4 ton?
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1987 2 ton

1982

250/TH350 beater in progress
Dad's 1981

3/4 L6 3 on tree posi and no options, awaiting restoration or scrapping
Plus a mess o' tractors