1958-440,001 thru 444,127
1959-444,128 thru 453,872
1960-453,873 thru 461,929
The 440ICD was introduced at serial number 448,001, and at this time the gas engine recieved an increase in power of 10% to make the gas engine crawlers more comparable to the diesel crawlers. At this time, the size of the transmission was increased to handle the additional horsepower.
440IC serial number 461,929 was the last two-cylinder gasoline tractor produced at the Dubuque works.
Facts and knowledgebase about John Deere crawlers
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