From prototypes through to final components, tools, and spare parts, 3D printing is one of John Deere’s major assets in its quest to be a more digital and agile organization.

Particularly nice were their John Deere 4455 and 4440 tractors as well as their John Deere 336 baler. Their 4455 was a 1992 model, MFWD, with 5,890 hours. Here’s a picture of it: It sold for ...