are you sure you have a 4440 2 speed? They were a direct-overdrive. The 4440, 4450, 4455, were the only ones to use the direct-overdrive. The replacement gears for the planetary on the s speeds are a helical cut gear, whereas the original 4440's were straight cut gears.
The rest of the 2 speeds were underdrive-direct like the 4030, 4230, 4430, 4630, 4040, 4240, 4640 used.
A 4430 2 speed installed in a 4440 would slow it down, and the gears would shift backwards.
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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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