This is a A-AE74688 Sensor, Position PN: AE74688Main Description As Following : A-AE74688 Sensor, Position PN: AE74688 Found in Section & Models : Hay Tool Parts > Baler Parts, John Deere BALER, ROUND: 458, John Deere BALER, ROUND: 458S, John Deere BALER, ROUND: 458STD, John Deere BALER, ROUND: 459, John Deere BALER, ROUND: 468, John Deere BALER, ROUND: 468S, John Deere BALER, ROUND: 469, John Deere BALER, ROUND: 558, John Deere BALER, ROUND: 559, John Deere BALER, ROUND: 568, John Deere BALER, ROUND: 569, John Deere BALER, ROUND: 570, John Deere BALER, ROUND: 572, John Deere BALER, ROUND: 578, John Deere BALER, ROUND: 580, John Deere BALER, ROUND: 582, John Deere BALER, ROUND: 590, John Deere BALER, ROUND: 592, John Deere BALER, ROUND: 644, John Deere BALER, ROUND: 678 Associated Items : New Also This is An Aftermarket Product And : C to C: 1.50" Mounting Holes Terminals: 3