This is a A-H207015 Gear, Input, Feeder House PN: H207015Main Description As Following : A-H207015 Gear, Input; Feeder House P.N: H207015 Dim A (1): 21 ToothDim B (2): 7.06" Long Crossed From: AV104496 VAPORMATIC , WN-H207015 , , WNH207015 , , 120183 , Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Parts, John Deere COMBINE: C670, John Deere COMBINE: S760, John Deere COMBINE: T550, John Deere COMBINE: T560, John Deere COMBINE: T660, John Deere COMBINE: T670, John Deere COMBINE: W540, John Deere COMBINE: W550, John Deere COMBINE: W650, John Deere COMBINE: W660, John Deere COMBINE: 9560, John Deere COMBINE: 9560SH, John Deere COMBINE: 9560STS, John Deere COMBINE: 9570STS, John Deere COMBINE: 9640I WTS (SN 074502>), John Deere COMBINE: 9640WTS (SN 074502>), John Deere COMBINE: 9660, John Deere COMBINE: 9660CTS, John Deere COMBINE: 9660I WTS (SN 074502>), John Deere COMBINE: 9660STS Associated Items : New Also This is An Aftermarket Product And : Length: 7.06" Teeth: 21