Yes we did swap out SOS on some units. It was called a field change due to so many SOS failures. How ever most with thru to Regional and Factory 1st. This procedure was much the same as when we Field up graded the 6000 from Red to Blue. The tractors were however noted and control serials numbers were changed when units were field changed. One note you need to be aware of is the fenders they will clue you to it Mfg date. The very early 4000 SOS (971's) were no more than paint, grill, emblem change and a slight HP rating. One of the major things that occurred with the early 4000's was the fact a lot of 861 961 were "cloned into 4000's for a few $100 dollars. This scam was very popular in the early 60's and to this day some times you will find one out there. The old serial # proves the change but it should not be what it is if it was done by a Company Dealership! It has been along time since we closed our store, and yes due to customer wants we even painted the old 56' 900's blue and gray!
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Today's Featured Article - Madison's County - by Anthony West. Philip Madison has been a good friend of mine for quite some time. He has patiently suffered my incessant chit chat on the subject of tractors for longer than I care to remember, and on many occasions he has put himself out, dropped what ever it was he was doing, to come and lend a hand cranking handles, or loading a find onto a trailer. Although he himself has never actually owned or restored a tractor, he was always enthusiastic and always around helping with other peoples projects.
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