John Deere 4850 Price, Reviews, Specs, Engine Oil Capacity, Weight, Serial Numbers, Attachments, History, Features & Pictures John Deere 4850 Row-Crop Tractor is equipped with a John Deere inter-cooled turbocharged diesel 6-cylinder liquid-cooled engine, which delivers 162 hp (120.8 kW) Drawbar (claimed) power at rated rpm 2200. John Deere 4850 Row-Crop Tractor featured … [Read more...] about John Deere 4850 Price, Specs, Reviews, Attachments