AF2721R John Deere Fuel Gauge And Sending Unit For 520, 620, 720, 530, 630, 730, 830

John Deere Fuel Gauge And Sending Unit. It Is Very Lightly Used. It Was Put In A Tractor And Used Until The Person Figured Out That The Polarity Was Wrong. This Is For 12 Volt Positive Ground. It Is For Gas And Electric Start Diesel. It Is Part Number AF2721R. For 520, 620, 720, 530, 630, 730, 830