??????? ?? 4020, ????? ???? ????????? ? ??????? ?? Deere Ability Shift, ??????? ??-?????? ???? ?? ???????????, 4010 ???????? John Deere ? ??? ????? ????? ???????????, ??????? ????????? ??? ???????? ?????? – ??? ?????? ??????????? ???????????? ??? ???????? ? ?????? ?????? – ??? ???? ?????????? ?? John Deere.. ???????? ?????? ?? ????????? ??????