John Deere Original Equipment Mass Flow Module Sensor - AXE94440 This part fits the following models: S550 Combine (Worldwide Edition, S.N. 745100-764999), S650 Combine (Worldwide Edition, S.N. 765000-785000), S650 Combine (Worldwide Edition, S.N. 785001- ), S660 Combine (Worldwide Edition, S.N. 745100-765171), S660 Combine (Worldwide Edition, S.N. 765172-785000), S660 Combine (Worldwide Edition, S.N. 785001- ), S670 Combine (Worldwide Edition, S.N. 745100-765252), S670 Combine (Worldwide Edition, S.N. 765253-785000), S670 Combine (Worldwide Edition, S.N. 785001- ), S670HM Combine (Worldwide Edition, S.N. -765000), S680 Combine (Worldwide Edition, S.N. 745100-766006), S680 Combine (Worldwide Edition, S.N. 766007-785000), S680 Combine (Worldwide Edition, S.N. 785001- ), S680HM Combine (Worldwide Edition, S.N. -765000), S690 Combine (Worldwide Edition, S.N. 745100-765249), S690 Combine (Worldwide Edition, S.N. 765250-785000), S690 Combine (Worldwide Edition, S.N. 785001- ), S690HM Combine (Worldwide Edition, S.N. 745101 - 765000), S760 Combine (PIN: 1CQS760XXXX130100-1CQS760XXXX140099), S760 Combine (PIN: 1H0S760XXXX800001-1H0S760XXXX805000)(PIN: 1YCS760XXXX800001-1YCS760XXXX805000), S760 Combine (PIN: 1J0S760XXXX130100-1J0S760XXXX140099), S770 Combine (PIN: 1CQS770XXXX130100-1CQS770XXXX140099), S770 Combine (PIN: 1H0S770XXXX800001-1H0S770XXXX805000), S770 Combine (PIN: 1J0S770XXXX130100-1J0S770XXXX140099), S780 Combine (PIN: 1CQS780XXXX130100-1CQS780XXXX140099), S780 Combine (PIN: 1H0S780XXXX800001-1H0S780XXXX805000), S780 Combine (PIN: 1J0S780XXXX130100-1J0S780XXXX140099), S790 Combine (PIN: 1CQS790XXXX130100-1CQS790XXXX140099), S790 Combine (PIN: 1H0S790XXXX800001-1H0S790XXXX805000), S790 Combine (PIN: 1J0S790XXXX130100-1J0S790XXXX140099) This is an OEM John Deere part.