[h=1]John Deere 6420 Premium[/h]In the autumn of 2001, the John Deere 6020 series was presented. This JD 6020 was the successor of the JD 6010 series and had a distinctly different shape of the bonnet. The JD 6410 PQ was succeeded by the John Deere 6420 Premium, and that was the luxury model 6420 SE. The JD 6420 Premium used a 120 hp 4.5-liter 4-cylinder turbo diesel engine. In 2003, the engine was equipped with 4 valves per cylinder and common rail injection Denson what the couple did increase to 457 Nm. Basic transmission was 40 km / h 4-speed 24 + 24 powerquad Plus. Optionally, there was also a 40 km / h EcoShift a 40 or 50 km / h AutoQuad Plus and order the variable AutoPowr transmission. The lifting force was increased compared to the previous 6410 model and the cabin had undergone some minor changes so noise decreased to 73 dB.