John Deere 4440 Specifications
1978 to 1982
144 Horsepower Engine
The John Deere 4440 was produced from 1978 to 1982 as part of the Iron Horses Series. It is a row-crop tractor built in Waterloo, Iowa, USA, with variants including the 4440 Hi-Crop for high-clearance needs. The tractor is powered by a John Deere 7.6L 6-cyl diesel engine, with a claimed drawbar power of 112 hp and a PTO power of 130 hp. The transmission options are a 16-speed partial power shift or an 8-speed full power shift.