This is the listing of all used John Deere 6420, 6420 S Premium, 6420 Premium, 6420 SE, 6420 S advertised for sale on Mascus. The latest ads are at the top, however you may sort them by price, year of production, working hours or location or find other used John Deere 6420, 6420 S Premium, 6420 Premium, 6420 SE, 6420 S tractors or browse all John Deere 6420, 6420 S Premium, 6420 Premium, 6420 SE, 6420 S tractors grouped by model. By clicking on an image or an ad you can see details to contact the seller of particular used John Deere 6420, 6420 S Premium, 6420 Premium, 6420 SE, 6420 S tractors.To narrow your search, please use the Refine Search buttons on the left hand side of the page.