C 80 Alert. Tag axle could be removed, but this series is hard to find with these specs: Wide front fenders, heavy front and rear axles, 409 with air. Me likes.
IMO, probably an ex- grain hauler, may have been stored indoors, don't see much rust in usual places. More photos needed in ad!
https://dayton.craigslist.org/cto/d/...647707998.html