JDcrawlers Messageboard

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Technical information about John Deere 40C crawlers: (Information gleaned from John Deere service manuals) Serial numbers: Year Serial number ranges 1953 60001 ~ 62,263-3 roller crawlers only 1954 62,264~ 66,019-4 or 5 roller 1955 66,020 ~ 71689-4 or 5 roller Total units: ~ 11,689 General Specificat...

On John Deere crawlers that are getting older, John Deere Corn Head grease is a good lubricant for the track rollers. It is fairly light and won't squeeze away from the bearing surfaces like tackier greases do. If the rollers on your crawler still have good seals, then continue to use the specified ...

A small collection of service manual scans: General lubrication chart 3-roller undercarriage maintenance 3-roller lubrication 4 & 5-roller maintenance 4 & 5-roller lubrication Engine specifications: page 1 , page 2 , page 3 Electrical schematic Setting track tension Remember that a lot of the lubric...