Keeping Your John Deere 4840 Parts in Top Shape

Finding reliable john deere 4840 parts is basically a rite of passage for anyone still running one of these legendary "Iron Horses" on their farm. If you've spent any time in the seat of a 4840, you know exactly why people keep them around. They're loud, they're heavy, and they've got that unmistakable grunt that newer, plastic-heavy tractors just can't seem to replicate. But, as with any machine that's been working the dirt since the late 70s or early 80s, things are going to wear out. It's just the nature of the beast. ...

May 20, 2026 · 7 min · Ivon Jacobson