John Deere Tractor Models By Year – Track Decades Of Evolution
Identifying John Deere tractor models by year requires understanding three distinct eras: the Letter Series (1923–1960), the New Generation (1960–1980s), and the Modern Numbering System (1990s–Present). To find the exact age of your machine, locate the serial number plate on the frame or engine and match it against the manufacturer’s production records. Modern models use…